''Boechera gunnisoniana'', or Gunnison's rockcress, is a

perennial A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

herb In general use, herbs are a widely distributed and widespread group of plants, excluding vegetables and other plants consumed for macronutrients, with savory or aromatic properties that are used for flavoring and garnishing food, for medicinal ...

of the family Brassicaceae (the mustards). It grows on windswept ridges as well as on stoney hillsides in west-central

Colorado Colorado (, other variants) is a state in the Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the western edge of t ...

. The plant has many slender, erect stems which may reach a height of 15 cm. Flowering time is from May to June. According to chromosome counts,Rollins, R. C. 1941. A monographic study of ''Arabis'' in western North America. ''Rhodora'' 43:289-325, 347-411, 425-481

/ref> this species is diploid (n=7 as in all ''Boechera'' species) which probably reproduces sexually.

References

External links

USDA Plants Profile:
Boechera, gunnisoniana Flora of Colorado Flora of Northern America {{Brassicales-stub