| Liliaceae | |
Prosartes hookeri
| Torr. | Pacif. Railr. Rep. 4(5): 144 | 1857 |
| Liliaceae | |
Prosartes lanuginosa
| (Michx.) D. Don | Proc. Linn. Soc. London 1: 48 | 1839 |
| Liliaceae | ** |
Prosartes maculata
| (Buckley) A. Gray | Amer. J. Sci. Arts 47(1): 201 | 1844 |
| Liliaceae | |
Prosartes maculata
| (Buckley) Torr. & A. Gray | Fl. New York 2: 231 | 1843 |
| Liliaceae | |
Prosartes menziesii
| D. Don | Proc. Linn. Soc. London 1: 48 | 1839 |
| Liliaceae | |
Prosartes oregana
| S. Watson | Proc. Amer. Acad. Arts 14: 271 | 1879 |
| Liliaceae | |
Prosartes ovalis
| (Ohwi) M.N. Tamura | | |
| Liliaceae | |
Prosartes parvifolia
| S. Watson | Bot. California 2: 179 | 1880 |
| Liliaceae | |
Prosartes smithii
| (Hook.) Utech, Shinwari & Kawano | Taxon 43(3): 364 | 1994 |
| Liliaceae | |
Prosartes trachyandra
| Torr. | Pacif. Railr. Rep. 4(5): 144 | 1857 |
| Liliaceae | |
Prosartes trachycarpa
| S. Watson | Botany (Fortieth Parallel) 344–345 | 1871 |
| Liliaceae | |
Prosartes viridescens
| (Maxim.) Regel | Tent. Fl. Ussur. 148 | |