| Engelmann, G. & A. Gray | 1845 |
Plantae Lindheimerianae; an enumeration of the plants collected in Texas, and distributed to subscribers by F. Lindheimer, with remarks, and descriptions of new species.
| Boston J. Nat. Hist. | 5: 210–264 |
| Engelmann, G. & A. Gray | 1879 |
The gymnospermy of Coniferae, by L. Celakovsky
| Amer. J. Sci. Arts, ser. 3 | 18: 311–313 |
| Engelmann, G., A. Gray & J. W. Blankinship | 1845-1907 |
(none)
| Pl. Lindheim. | |
| Gray, A. | 1852 |
Plantae Wrightianae texano-neo-mexicanae: an account of a collection of plants made by Charles Wright
| Smithsonian Contr. Knowl. | 3(5): 1–146, t. 1–10 |
| Gray, A. | 1852-1853 |
Plantae Wrightianae texano-neo-mexicanae : an account of a collection of plants made by Charles Wright
| Pl. Wright. | |
| Gray, A. | 1862 [1861] |
A cursory examination of a collection of dried plants made by L.C. Ervendberg around Wartenberg, near Tantoyuca, in the ancient province Huasteca, Mexico, in 1858 and 1859
| Proc. Amer. Acad. Arts | 5: 174–191 |
| Gray, A. | 1863 |
Note on Polygonum tenue
| Proc. Acad. Nat. Sci. Philadelphia | 15: 75 |
| Gray, A. | 1874 |
Contributions to the botany of North America. 4. Characters of various new species
| Proc. Amer. Acad. Arts | 10: 68–78 |
| Gray, A. | 1878 |
Hedeoma
| Syn. Fl. N. Amer. | 2(1): 361–364 |
| Gray, A. | 1882 |
Contributions to North American Botany
| Proc. Amer. Acad. Arts | 17: 163–230 |
| Gray, A. | 1883 |
Contributions to North American Botany
| Proc. Amer. Acad. Arts | 19(1): 1–96 |
| Gray, A. | 1885 |
Augustus Fendler
| Amer. J. Sci. Arts, ser. 3 | 29: 169–171 |
| Newberry, J. S., A. Gray & J. Torrey | 1857 |
Exogenous plants
| Pacif. Railr. Rep. | 6(3): 65–90, pl. 11–16 |
| Torrey, J. & A. Gray | 1855 |
Report on the Botany of the Expedition
| Pacif. Railr. Rep. | 2(1): 119–132, pl. 1–10 |
| Torrey, J. & A. Gray | 1855 |
Report on the Botany of the Expedition
| Pacif. Railr. Rep. | 2: 159–178, pl. 1–10 |
| Wilkes, C. & A. Gray | 1854,1856 |
Ord. Passifloraceæ
| U.S. Expl. Exped. | |