| Asteraceae |
|
Achillea millefolium
| L. | Sp. Pl. 2: 899 | 1753 |
| Asteraceae |
|
Achillea millefolium var. alpicola
| (Rydb.) Garrett | Spring Fl. Wasatch 101 | 1911 |
| Asteraceae |
|
Achillea millefolium var. arenicola
| (A. Heller) Nobs | Contr. Dudley Herb. 5(4): 102 | 1958 |
| Asteraceae |
|
Achillea millefolium var. asplenifolia
| (Vent.) Farw. | Asa Gray Bull. 3(9): 21 | 1895 |
| Asteraceae |
|
Achillea millefolium subsp. atrotegula
| B. Boivin | Canad. Field-Naturalist 65(1): 10-11 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. borealis
| | | |
| Asteraceae |
|
Achillea millefolium subsp. borealis
| (Bong.) Breitung | Amer. Midl. Naturalist 58(1): 58 | 1957 |
| Asteraceae |
|
Achillea millefolium var. borealis
| (Bong.) Farw. | Amer. Midl. Naturalist 11(6-7): 268 | 1929 |
| Asteraceae |
|
Achillea millefolium fo. californica
| (Pollard) H.M. Hall | Univ. Calif. Publ. Bot. 3(1): 211 | 1907 |
| Asteraceae |
|
Achillea millefolium var. californica
| (Pollard) Jeps. | Man. Fl. Pl. Calif. 1137 | 1925 |
| Asteraceae |
|
Achillea millefolium subsp. chitralensis
| Huber-Mor. | Fl. Iranica 158: 64, pl. 64 | 1986 |
| Asteraceae |
|
Achillea millefolium subsp. collina
| (Becker ex Rchb. f.) Oborný | Fl. Mähren 3: 657 | 1885 |
| Asteraceae |
|
Achillea millefolium var. collina
| Becker ex Rchb. f. | Icon. Fl. Germ. Helv. 16(1): 69 | 1854 |
| Asteraceae |
|
Achillea millefolium fo. discolor
| B. Boivin | Canad. Field-Naturalist 65(1): 11 | 1951 |
| Asteraceae |
|
Achillea millefolium var. fulva
| B. Boivin | Canad. Field-Naturalist 65(1): 11-12 | 1951 |
| Asteraceae |
|
Achillea millefolium var. fusca
| (Rydb.) G.N. Jones | Bot. Surv. Olympic Penins. 250 | 1936 |
| Asteraceae |
|
Achillea millefolium var. gigantea
| (Pollard) Nobs | Contr. Dudley Herb. 5(4): 102 | 1958 |
| Asteraceae |
|
Achillea millefolium var. gracilis
| (Raf.) DC. | Prodr. 6: 24 | 1837 [1838] |
| Asteraceae |
|
Achillea millefolium fo. lanulosa
| | | |
| Asteraceae |
|
Achillea millefolium subsp. lanulosa
| Piper | | |
| Asteraceae |
|
Achillea millefolium var. lanulosa
| (Nutt.) Piper | Mazama 2(2): 97 | 1901 |
| Asteraceae |
|
Achillea millefolium var. lanulosa
| (Nutt.) Piper | Fl. Palouse Reg. 196 | 1901 |
| Asteraceae |
|
Achillea millefolium var. litoralis
| Ehrend. ex Nobs | Contr. Dudley Herb. 5(4): 101 | 1958 |
| Asteraceae |
|
Achillea millefolium var. manshurica
| Kitam. | Acta Phytotax. Geobot. 12(3): 129-130 | 1943 |
| Asteraceae |
|
Achillea millefolium var. maritima
| Jeps. | Man. Fl. Pl. Calif. 1137 | 1925 |
| Asteraceae |
|
Achillea millefolium var. megacephala
| B. Boivin | Canad. Field-Naturalist 65(1): 10 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. millefolium
| | | |
| Asteraceae |
|
Achillea millefolium subsp. millefolium
| | | |
| Asteraceae |
|
Achillea millefolium var. millefolium
| | | |
| Asteraceae |
|
Achillea millefolium var. nigrescens
| E. Mey. | Pl. Labrador. 65 | 1830 |
| Asteraceae |
|
Achillea millefolium subsp. occidentale
| (DC.) Hyl. | Uppsala Univ. Arsskr. 1945(7): 314 | 1945 |
| Asteraceae |
|
Achillea millefolium var. occidentalis
| DC. | Prodr. 6: 24 | 1837 [1838] |
| Asteraceae |
|
Achillea millefolium var. pacifica
| (Rydb.) G.N. Jones | Bot. Surv. Olympic Penins. 250 | 1936 |
| Asteraceae |
|
Achillea millefolium subsp. pallidotegula
| B. Boivin | Canad. Field-Naturalist 65(1): 9-10 | 1951 |
| Asteraceae |
|
Achillea millefolium var. pallidotegula
| B. Boivin | Canad. Field-Naturalist 65(1): 9-10 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. pannonica
| (Scheele) J. Weiss | Syn. Deut. Schweiz. Fl. (ed. 3) 2: 1404 | 1895 |
| Asteraceae |
|
Achillea millefolium subsp. pannonica
| (Scheele) Oborný | Fl. Mähren 3: 658 | 1885 |
| Asteraceae |
|
Achillea millefolium var. parviligula
| B. Boivin | Canad. Field-Naturalist 65(1): 11 | 1951 |
| Asteraceae |
|
Achillea millefolium subvar. parviligulata
| Farw. | Amer. Midl. Naturalist 12: 73 | 1930 |
| Asteraceae |
|
Achillea millefolium var. parvula
| B. Boivin | Canad. Field-Naturalist 65(1): 11 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. pineticola
| | | |
| Asteraceae |
|
Achillea millefolium var. puberula
| (Rydb.) Nobs | Contr. Dudley Herb. 5(4): 102 | 1958 |
| Asteraceae |
|
Achillea millefolium fo. purpureum
| Schinz & Thell. | | |
| Asteraceae |
|
Achillea millefolium fo. rhodantha
| Lepage | Naturaliste Canad. 81(12): 260 | 1954 |
| Asteraceae |
|
Achillea millefolium fo. rosea
| E.L. Rand & Redfield | Fl. Mt. Desert Isl. 118 | 1894 |
| Asteraceae |
|
Achillea millefolium fo. roseiflora
| B. Boivin | Canad. Field-Naturalist 65(1): 12 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. roseoides
| Breitung | Amer. Midl. Naturalist 58(1): 59 | 1957 |
| Asteraceae |
|
Achillea millefolium fo. rubicunda
| (Farw.) Farw. | Amer. Midl. Naturalist 11: 268 | 1929 |
| Asteraceae |
|
Achillea millefolium var. russeolata
| B. Boivin | Canad. Field-Naturalist 65(1): 10 | 1951 |
| Asteraceae |
|
Achillea millefolium fo. submillefolium
| | | |
| Asteraceae |
|
Achillea millefolium subsp. sudetica
| (Opiz) Oborný | Fl. Mähren 3: 657 | 1885 |
| Asteraceae |
|
Achillea millefolium x a. pannomica
| | | |