Pagosa bladderpod (Physaria pruinosa=Lesquerella pruinosa) is a small, rosette-forming, yellow-flowered plant in the Brassicaceae (Mustard Family) that is known only from two counties in southern Colorado and one county in northern New Mexico. Avoiding or minimizing impacts to this species during road maintenance activities will effectively help to conserve its habitat and is unlikely to confer substantial impacts on road maintenance goals and projects....

Colorado supports habitat for approximately 120 globally imperiled plant species. These plants are in need of conservation attention to prevent unnecessary extirpations and extinctions. Numerous populations of these globally imperiled plants are known from roadside locations in Colorado. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of its existence and status. Avoiding or minimizing impacts to this...

Roan Cliffs blazing star (Nuttallia rhizomata) is a low, sprawling, rhizomatous plant with bright yellow flowers with five petals. This species is known only from Garfield County in Colorado, and nowhere else in the world. and is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of its existence and status. Avoiding or minimizing impacts to this...

Cushion bladderpod (Physaria pulvinata) is a low, compact plant in the Brassicaceae (Mustard Family) It is densely matted and hairy, less than 3 dm across with 4-petaled yellow flowers. It is known from widely scattered outcrops of grayish Mancos shale in San Miguel and Dolores counties, and is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of...

Golden blazing is a tall plant, with thick stems, and attractive, 10-petaled bright yellow flowers. Golden blazing star is found primarily on the Smoky Hill member of the Niobrara shale, in the middle Arkansas Valley, in Fremont and Pueblo counties, Colorado, and nowhere else in the world. Golden blazing star is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack...

Bell's twinpod (Physaria bellii) is a small, yellow-flowered plant in the Brassicaceae (Mustard Family) that is known only from the Front Range in Boulder and Larimer counties, Colorado, and is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of its existence and status. Avoiding or minimizing impacts to this species during road maintenance activities...

Rollins' twinpod (Physaria rollinsii) is a small plant in the Brassicaceae (Mustard Family) that is known only from west central Colorado in Gunnison and Mesa counties, Colorado, and is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of its existence and status. Avoiding or minimizing impacts to this species during road maintenance activities...

Colorado green gentian (Frasera coloradensis) is a small plant in the Gentianaceae (Gentian Family) that is known only from the southeastern Colorado in Baca, Bent, Prowers, and Las Animas counties and is considered to be imperiled at a global and state level. One of the biggest conservation issues for this imperiled plant species is the lack of awareness of its existence and status. Avoiding or minimizing impacts to this species during road maintenance...