| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Brassicaceae | Lepidium virginicum var. menziesii | Menzies's Poor Man's Pepper | Disturbed areas. | Oklahoma, Colorado, Montana, and British Columbia south to s. Texas, s. New Mexico, s. Arizona, s. California, and Mexico. |  (c) Gentilcore, Dominic - CC-BY |
| Brassicaceae | Lepidium virginicum var. virginicum | Poor Man's Pepper, Cresson (frc) | Disturbed areas. | L. virginicum var. virginicum is widespread in e. and c. North America; also introduced in various places elsewhere in the world. |  (c) Bradley, Keith |