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...

Grand Mesa penstemon (Penstemon mensarum) is a tall, dark-blue-flowered plant in the Scrophulariaceae (Figwort Family) that is known only from the vicinity of Grand Mesa in Gunnison, Delta, Mesa, and Pitkin counties, Colorado. This distinctive species is not known from anywhere 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...

Piceance bladderpod is a low, rosette-forming, yellow-flowered plant in the Brassicaceae (Mustard Family) that is found chiefly on outcrops of the Green River Shale Formation in the Piceance Basin. It grows on ledges and slopes of canyons in open area of pinon juniper communities.

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...

Gunnison milkvetch (Astragalus anisus) is a small plant in the Fabaceae (Pea Family) that is known only from the Gunnison Basin in Gunnison and Saguache counties, Colorado, and is considered to be imperiled at a global and state level. Avoiding or minimizing impacts to this species during road maintenance will effectively help to conserve its habitat and is unlikely to confer substantial impacts on road maintenance goals and projects.

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...

Rabbit Ears gilia (Ipomopsis aggregata ssp. weberi) is a tall herbaceous plant in the Polemoniaceae (Phlox Family) that is known from north central Colorado in Grand, Jackson, and Routt counties, and is also found in northern Idaho and south central Wyoming 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...

Brandegee wild buckwheat (Eriogonum brandegeei) is a mat-forming plant in the Polygonaceae (Buckwheat Family) that is known only from the Arkansas Valley in Fremont and Chaffee 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...

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...

This report details a strategy for control of invasive plants found at nine military installations located along the Front Range of Colorado and Wyoming. Invasive plant species control plans have been written for six of the nine installations. These plans suggest which weeds are top priorities for control at each installation. They also have specific on-the-ground control recommendations for each noxious weed species that has been documented at the...