Tropicos

Details

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Group: Monocot Rank: species Herbarium Placement: Lehmann, lower, A, 19

Authors:

Published In: Revista del Museo de La Plata (Nueva Serie), Sección Botánica 6(25): 229. 1944. (Revista Mus. La Plata, Secc. Bot.)

Basionym:: !Stipa avenacea L.

Higher Taxa:

Taxonomy Browser
Concept: details

Projects: New World Grasses

Keywords: AGF, FNA, IGS, FM
Images:

Fendler - s.n. - United States

Thurber - s.n. - United States

Synonyms

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Piptochaetium avenacellum Barkworth
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Piptochaetium leianthum (Hitchc.) Beetle
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Podopogon avenaceus Raf. ex B.D. Jacks.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Podopogon barbatus Raf. ex B.D. Jacks.
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Stipa avenacea L.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Stipa avenacea var. avenacea
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Stipa avenacea var. bicolor Eaton & Wright
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Stipa avenacea Willd. ex Steud.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Stipa barbata Michx.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Stipa diffusa Willd. ex Steud.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
Stipa leiantha Hitchc.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Stipa virginica Pers.
- Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
- Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.

Accepted Names

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References

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Accepted By:

Barkworth, M.E. 1986. Piptochaetium Presl (Gramineae, Stipeae) in North America and Mesoamerica: Taxonomic and distributional observations. Brenesia 25–26: 169–178.
Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
Gleason, H. A. & A.J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
Wunderlin, R. P. 1998. Guide Vasc. Pl. Florida i–x, 1–806. University Press of Florida, Gainseville.

Homonyms

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Subordinate Taxa

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Specimens

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Include specimens whose determinations have a qualifier
Include cultivated specimens
Include specimens for basionym and other combinations
Specimen coordinates enclosed in square brackets [ ] have been approximated based on political units.

Mesoamerica
- Mexico Nuevo León: 2840 m, 24°48'36"N 099°51'36"W, 24 Aug 1989, José A. Villarreal-Quintanilla, Miguel A. Carranza P., Guy L. Nesom & J. Norris 5031 (MO)
- Mexico Puebla: 2591, 18°51'00"N 097°22'00"W, 28 Aug 1910, Albert S. Hitchcock 6489 (US)
- Mexico Tamaulipas: 3110 m, 23°42'00"N 099°45'00"W, 4 Aug 1941, L.R. Stanford, K.L. Retherford & R.D. Northcraft 645A (MO, US)
North America
- United States : [45°10'01"N 119°17'31"W], PECK s.n. (MO)
- United States : [45°10'01"N 119°17'31"W], H.C. Beyrich 112 (MO)
- United States Alabama, Autauga: [32°32'00"N 086°39'00"W], 11 Apr 1975, Robert Kral 54878 (MO)
- United States Alabama, Coosa: [32°56'00"N 086°23'50"W], 30 Apr 1972, Robert Kral 46012 (MO)
- United States Alabama, Dallas: [32°20'00"N 087°05'00"W], 31 Mar 1972, Robert Kral 45353 (MO)
- United States Alabama, Dallas: [32°20'00"N 087°05'00"W], 13 Apr 1975, Robert Kral 55030 (MO)
- United States Alabama, Etowah: [34°04'00"N 086°03'00"W], 29 Apr 1972, Robert Kral 45934 (MO)
- United States Alabama, Jackson: [34°46'00"N 086°00'10"W], 4 Jun 1969, Robert Kral 34987 (MO)
- United States Alabama, Lawrence: [34°32'00"N 087°20'00"W], 10 Apr. 1976, W. McDearman 641 (IBE)
- United States Alabama, Lawrence: [34°32'00"N 087°20'00"W], 21 Apr. 1976, W. McDearman 653 (IBE, MISS)
- United States Alabama, Lee: 32°36'35"N 085°28'51"W, 4/17/1897, Franklin S. Earle & Charles F. Baker s.n. (MO)
- United States Alabama, Marshall: [34°23'00"N 086°20'00"W], 11 May 1991, Norlan C. Henderson 91-03 (MO)
- United States Alabama, Morgan: [34°27'00"N 086°51'00"W], 5 May 1971, Robert Kral 42587 (MO)
- United States Arkansas, Drew: 250 m, [33°36'00"N 091°43'00"W], 21 April 1937, Delzie Demaree 14586 (MO)
- United States Arkansas, Drew: 250 f, [33°36'00"N 091°43'00"W], 21 APR 1937, Delzie Demaree 14586-A (UMO)
- United States Arkansas, Drew: [33°36'00"N 091°43'00"W], 21 APR 1937, Delzie Demaree 14586-B (UMO)
- United States Arkansas, Garland: [34°34'00"N 093°09'00"W], 25 APR 1924, Ernest J. Palmer 24541 (MO, UMO)
- United States Arkansas, Garland: [34°34'00"N 093°09'00"W], 23 APR 1925, Ernest J. Palmer 26880 (UMO)
- United States Arkansas, Garland: 900 ft, [34°34'00"N 093°09'00"W], 03 May 1971, Delzie Demaree 63483 (MO)
- United States Arkansas, Garland: 500 ft, [34°34'00"N 093°09'00"W], 30 April 1939, Delzie Demaree 19003 (MO)
- United States Arkansas, Hot Spring: 150 m, 34°20'57"N 093°04'19"W, 24 April 2006, * YATSKIEVICH 0613 (MO)
- United States Arkansas, Howard: [34°06'00"N 094°01'00"W], 18 March 1909, John H. Kellogg 82 (MO)
- United States Arkansas, Howard: 34°18'45"N 094°10'03"W, 18 March 1909, John H. Kellogg 246 (MO)
- United States Arkansas, Izard: [36°06'00"N 091°54'00"W], 11 JUN 1958, Clair L. Kucera UMO 39938 (UMO)
- United States Arkansas, Ouachita: [33°35'00"N 092°54'00"W], May, 1850, Augustus Fendler s.n. (MO)
- United States Arkansas, Ouachita: [33°35'00"N 092°54'00"W], 12 April 2001, Thomas 169094 (MO)
- United States Arkansas, Saline: [34°39'00"N 092°41'00"W], 1 May 1998, SUMMER 8511 (MO)
- United States Arkansas, Yell: 380 ft, [35°00'10"N 093°25'00"W], 22 April 1971, Delzie Demaree 63401 (IBE, MO)
- United States Delaware: William M. Canby s.n. (MO)
- United States Delaware, Sussex: [38°42'00"N 075°25'00"W], 10 June 1972, Clyde F. Reed 93274 (MO)
- United States District of Columbia: 30 May 1896, BARTSCH s.n. (MO)
- United States Florida: Anonymous s.n. (MO)
- United States Florida: Anonymous s.n. (MO)
- United States Florida: 1842 - 1849, Ferdinand Rugel s.n. (MO)
- United States Florida: 4/29/1908, Samuel M. Tracy 9392 (MO)
- United States Florida: 19 April 1925, Hugh T. O'Neill 491 (MO)
- United States Florida: Oct, 1897, Anonymous s.n. (MO)
- United States Florida, Brevard: [28°22'00"N 080°53'40"W], 18 April 1902, A. Fredholm 5092 (MO)
- United States Florida, Jackson: [30°52'00"N 085°10'00"W], 7 April 1961, Mitchell 946 (MO)
- United States Florida, Polk: [28°02'00"N 081°47'00"W], 14 Mar 1976, Robert Kral 57232 (MO)
- United States Florida, Wakulla: [30°10'00"N 084°20'00"W], 7 Apr 1994, Norlan C. Henderson 94-29 (MO)
- United States Florida, Wakulla: [30°10'00"N 084°20'00"W], 28 April 1994, Robert K. Godfrey 80805 (MO)
- United States Georgia: 33°48'29"N 084°10'13"W, 6 May 1933, Perry 442 (MO)
- United States Georgia, Ben Hill: [31°45'00"N 083°14'00"W], 27 April 1968, Wayne R. Faircloth 5079 (MO)
- United States Georgia, Brooks: [30°51'00"N 083°34'00"W], 3 April 1972, Wayne R. Faircloth 7070 (MO)
- United States Georgia, De Kalb: 33°48'29"N 084°10'13"W, 20 May 1897, Heinrich K.D. Eggert s.n. (MO)
- United States Georgia, Decatur: [30°51'00"N 084°35'00"W], 31 March 1947, Robert F. Thorne & W.C. Muenscher 2592 (MO)
- United States Georgia, Liberty: [31°50'00"N 081°30'20"W], 12 June 1984, Jones 24157 (MO)
- United States Georgia, Lincoln: [33°47'00"N 082°28'00"W], 19 April 1947, Arthur J. Cronquist 4311 (MO)
- United States Georgia, Lowndes: [30°50'00"N 083°15'00"W], 24 April 1969, Wayne R. Faircloth 5798 (MO)
- United States Georgia, Oglethorpe: [33°52'00"N 083°05'00"W], 10 MAY 1965, Donald Blake & Florence Montgomery 127 (UMO)
- United States Georgia, Screven: 40 f, [32°45'20"N 081°38'00"W], 17 April 1948, Arthur J. Cronquist 5014 (MO)
- United States Georgia, Stephens: 400 m, 34°30'00"N 083°27'00"W, 12 May 1976, James C. Solomon 1710 (MO)
- United States Georgia, Stephens: [34°33'00"N 083°16'00"W], 12 May 1976, David E. Boufford, Henry Rodríguez & James C. Solomon 18242 (MO)
- United States Georgia, Walton: [33°46'00"N 083°44'00"W], 03 MAY 1966, Melvin L. Conrad 3894 (MO, UMO)
- United States Kentucky: 1840, C.W. Short s.n. (MO)
- United States Louisiana, Bienville: 32°22'00"N 093°02'00"W, 22 APR 1970, MCKENZIE 398 (UMO)
- United States Louisiana, Bienville: 32°02'00"N 093°02'00"W, 6 April 1971, Robert T. Yacolucci 843 (MO)
- United States Louisiana, Red River: [32°05'00"N 093°21'00"W], 17 April 1957, George B. Van Schaack 3575 (MO)
- United States Louisiana, Sabine: [31°34'00"N 093°33'00"W], 17 April 2005, Charles M. Allen 19395 (MO)
- United States Louisiana, Union: 32°41'00"N 093°27'00"W, 3 April 1974, BONNER 354 (MO)
- United States Maryland: 24 May 1913, BUSSEY s.n. (MO)
- United States Maryland: 30 May 1900, Carleton R. Ball 707 (MO)
- United States Maryland: 30 m, 2 Jun 1905, Agnes Chase 564 (MO)
- United States Maryland, Prince George's: [38°50'00"N 076°51'00"W], 20 May 1897, BARTSCH s.n. (MO)
- United States Maryland, Washington: [39°37'00"N 077°46'00"W], 16 May 1899, Joseph R. Churchill s.n. (MO)
- United States Maryland, Washington: [39°37'00"N 077°46'00"W], 31 May 1889, George S. Vasey s.n. (MO)
- United States Massachusetts: 17 June 1885, Joseph R. Churchill s.n. (MO)
- United States Massachusetts: 18 June 1911, Arthur B. Seymour s.n. (MO)
- United States Massachusetts: June, 1877, Thomas Morong s.n. (MO)
- United States Massachusetts, Barnstable: [41°40'00"N 070°15'00"W], 07 November 1917, R. Hoffmann s.n. (MO)
- United States Massachusetts, Barnstable: [41°40'00"N 070°15'00"W], 27 June 1927, John M. Fogg 2224 (MO)
- United States Massachusetts, Barnstable: [41°40'00"N 070°15'00"W], 18 JUN 1911, Arthur B. Seymour UMO 19749 (UMO)
- United States Massachusetts, Essex: [42°40'00"N 070°50'00"W], XX JUN 1898, Francis P. Daniels UMO 19746 (UMO)
- United States Massachusetts, Nantucket: [41°16'00"N 070°05'00"W], 12 July 1884, Joseph R. Churchill s.n. (MO)
- United States Massachusetts, Nantucket: [41°16'00"N 070°05'00"W], 13 July 1888, C.W. Swan s.n. (MO)
- United States Massachusetts, Norfolk: [42°10'00"N 071°15'00"W], 10 JUL 1924, Ernest J. Palmer 25707 (UMO)
- United States Michigan, Allegan: [42°36'00"N 085°52'00"W], 19 June 1950, George B. Van Schaack 2881 (MO)
- United States Michigan, Kalamazoo: [42°15'20"N 084°09'00"W], 8 June 1941 - 9 June 1941, LeRoy H. Harvey 1854 (MO)
- United States Mississippi: 19 April 1895, Josephine Skehan s.n. (MO)
- United States Mississippi: April, 1859, Eugene W. Hilgard s.n. (MO)
- United States Mississippi, Choctaw: [33°24'10"N 089°16'30"W], 8 May 1980, Sidney T. McDaniel 23582 (IBE, MO)
- United States Mississippi, Grenada: [33°50'20"N 089°53'00"W], 17 April 1987, Wayne Morris 2766 (IBE, MO)
- United States Mississippi, Jasper: [32°01'50"N 089°13'00"W], 14 April 1961, Sidney T. McDaniel 2406 (IBE, MO)
- United States Mississippi, Lowndes: [33°31'10"N 088°25'00"W], 09 May 1960, Sidney T. McDaniel 1811 (IBE, MO)
- United States Mississippi, Winston: [33°08'20"N 089°11'50"W], 9 May 1993, Allen Moore 1360 (IBE, MISS, MO, UNA, USMS)
- United States New Jersey: Thomas Nuttall s.n. (MO)
- United States New Jersey: Peter D. Knieskern s.n. (MO)
- United States New Jersey: 12 June 1971, HARKINS 809 (MO)
- United States New Jersey: 16 June 1866, J.H. Redfield 9317 (MO)
- United States New Jersey, Burlington: [39°53'00"N 074°43'00"W], 9 June 1932, Frederick J. Hermann 3201 (MO)
- United States New Jersey, Burlington: [39°53'00"N 074°43'00"W], 25 May 1933, Frederick J. Hermann 4198 (MO)
- United States New Jersey, Camden: [39°47'00"N 074°58'00"W], 01 June 1866, Charles F. Parker s.n. (MO)
- United States New Jersey, Middlesex: [40°26'00"N 074°24'00"W], 16 May 1909, Kenneth K. Mackenzie 3972 (MO)
- United States New Jersey, Ocean: [39°54'00"N 074°13'00"W], 30 May 1908, Kenneth K. Mackenzie 3109 (MO)
- United States New York: 1841, John Carey s.n. (MO)
- United States New York: 17 June 1873, Miller 19 (MO)
- United States New York, Suffolk: [40°52'00"N 072°48'00"W], 20 June 1927, Roy Latham 4087 (MO)
- United States North Carolina, Washington: 15 - 15 ft, [35°50'00"N 076°36'00"W], 04 May 1941, Biswell, H H 277 (IBE)
- United States Pennsylvania: June 1884 - July 1884, James Galen 449 (MO)
- United States Pennsylvania: July, Amelia F. Eby s.n. (MO)
- United States Pennsylvania, Philadelphia: [40°12'10"N 075°00'10"W], H.C. Beyrich s.n. (MO)
- United States Pennsylvania, Philadelphia: [40°12'10"N 075°00'10"W], 1881, Frank L. Scribner s.n. (UMO)
- United States Rhode Island: George Thurber s.n. (MO)
- United States Rhode Island, Providence: [41°50'00"N 071°36'00"W], 11 JUL 1946, Ernest J. Palmer 47731 (UMO)
- United States Rhode Island, Providence: [41°50'00"N 071°36'00"W], 04 JUL 1948, Ernest J. Palmer 48508 (UMO)
- United States South Carolina: 1888, MCCARTHY s.n. (MO)
- United States South Carolina, Beaufort: [32°22'00"N 080°42'00"W], 2 May 1917, Joseph R. Churchill s.n. (MO)
- United States South Carolina, Laurens: [34°30'10"N 082°00'20"W], 20 April 1965, Hugh H. Iltis 23032 (MO)
- United States South Carolina, Lee: [34°10'00"N 080°17'00"W], 15 April 1903, Albert S. Hitchcock 809 (MO)
- United States South Carolina, Oconee: [34°46'00"N 083°05'00"W], 8 May 1906, Homer D. House 2101 (MO)
- United States South Carolina, Pickens: [34°55'00"N 082°43'00"W], 5/4/42, RODGERS 498 (MO)
- United States Tennessee: Apr, 1898, Albert Ruth 100 (MO)
- United States Tennessee: May, 1893, Albert Ruth s.n. (MO)
- United States Tennessee, Cocke: 35°52'00"N 082°49'00"W, 8 May 1976, James C. Solomon 1535 (MO)
- United States Tennessee, Franklin: 1500 f, [35°10'00"N 086°05'00"W], 10 May 1939, Henry K. Svenson 10246 (MO)
- United States Tennessee, Loudon: [35°44'00"N 084°19'00"W], 08 MAY 1899, MATTHEWS UMO 19748 (UMO)
- United States Tennessee, Marion: [35°09'00"N 085°38'00"W], 17 May 1972, Robert Kral 46479 (MO)
- United States Texas: 16 April 1869, Henry W. Ravenel 20 (MO)
- United States Texas: April - May, WARNER s.n. (MO)
- United States Texas: 16 April 1872, Elihu Hall 765 (MO)
- United States Texas: 29 May 1902, J. Reverchon 2458 (MO)
- United States Texas, Angelina: [31°15'20"N 094°34'00"W], 5 May 1903, J. Reverchon 4128 (MO)
- United States Texas, Brazos: [30°40'00"N 096°19'00"W], 8 April 1981, Schultz 041 (MO)
- United States Texas, Brazos: [30°40'00"N 096°19'00"W], 30 Apr 78, Frank W. Gould 15409 (MO)
- United States Texas, Gregg: [32°31'00"N 094°49'00"W], 6/14/42, Christopher L. York s.n. (MO)
- United States Texas, Harris: [29°50'00"N 095°24'00"W], 20 April 1899, Heinrich K.D. Eggert s.n. (MO)
- United States Texas, Harris: [29°50'00"N 095°24'00"W], 27 March 1927, Benjamin C. Tharp 866b (MO)
- United States Texas, Polk: [30°47'00"N 094°51'00"W], 9 April 1914, Ernest J. Palmer 5154 (MO)
- United States Texas, Polk: [30°47'00"N 094°51'00"W], 14 April 1914, Ernest J. Palmer 5248 (MO)
- United States Virginia, Accomack: [37°45'00"N 075°40'00"W], 25 June 1966, Clyde F. Reed 89137 (MO)
- United States Virginia, Accomack: [37°45'00"N 075°40'00"W], 5/20/60, C.E. Phillips s.n. (MO)
- United States Virginia, Portsmouth: [36°51'00"N 076°21'00"W], 6 May 1911, NOYES s.n. (MO)
- United States Virginia, Rockbridge: [37°48'00"N 079°26'00"W], 30 May 1891, Joseph R. Churchill s.n. (MO)
- United States West Virginia: 14 Aug 1930, E.E. Berkley 1579 (MO)

Literature Based Distribution

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Mapping will be based on a standard reference mark based on political units when available.

Mesoamerica
- Mexico : Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- Mexico : Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- Mexico : Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
North America
- United States : Barkworth, M.E. 1986. Piptochaetium Presl (Gramineae, Stipeae) in North America and Mesoamerica: Taxonomic and distributional observations. Brenesia 25–26: 169–178.
- United States : Cialdella, A. M. 2003. Piptochaetium. In Catalogue of New World Grasses (Poaceae): IV. Subfamily Pooideae. Contr. U.S. Natl. Herb. 48: 495–504.
- United States : Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States : Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
Mesoamerica
- Mexico Tamaulipas: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
North America
- United States Alabama: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Arkansas: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Georgia: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Indiana: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Indiana: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Kentucky: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Louisiana: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Louisiana: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Massachusetts: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Maryland: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Maryland: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Michigan: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Michigan: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Mississippi: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States North Carolina: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States New Jersey: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States New York: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States New York: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Ohio: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Oklahoma: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Pennsylvania: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Pennsylvania: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Rhode Island: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States South Carolina: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Tennessee: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Texas: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States Virginia: Soreng, R. J., J. Valdés-Reyna & A. M. Cialdella. 2002. Stipeae. ined. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
- United States West Virginia: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Alabama Lee: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Alabama Marshall: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Arkansas Garland: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Connecticut New Haven: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Florida Highlands: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Florida Wakulla: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Georgia Ben Hill: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Georgia Glynn: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Georgia Walker: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Massachusetts Barnstable: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Mississippi Lowndes: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Mississippi Wayne: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States North Carolina Durham: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States North Carolina Wake: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States New Jersey Atlantic: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Oklahoma Le Flore: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Rhode Island Providence: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States South Carolina Horry: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States South Carolina Laurens: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States South Carolina McCormick: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Tennessee Marion: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Tennessee Roane: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Texas Jasper: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Texas Shelby: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Virginia Accomack: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.
- United States Virginia Hampton: Cialdella, A. M. & L. M. Giussani. 2002. Phylogenetic relationships of the genus Piptochaetium (Poaceae, Pooideae, Stipeae): evidence from morphological data. Ann. Missouri Bot. Gard. 89(3): 305–336.