Draba crassa

(Thick-leaf Draba)

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Draba crassa, Mosquito Pass, Park Co. 2974

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Draba crassa, Mosquito Pass, Park Co. 2965

Scientific Name Draba crassa USDA PLANTS Symbol DRCR
Common Name Thick-leaf Draba ITIS Taxonomic Serial No. 22871
Family Brassicaceae (Mustard) SEINet
Reference
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Description Life zones and habitat: Subalpine and alpine (10500 to 14000); meadows, scree slopes and tundra.
Plant: Perennial branched from base with several upright or leaning, unbranched stems, 2 to 6 inches tall; stems smooth below and hairy upwards.
Leaves: Basal leaves with petioles in a rosette, thick, narrow, oblanceolate, 3/4 to 2-3/8 inches long, smooth surfaces, often ciliate and sometimes reddish margins; a few similar but smaller sessile, stem leaves, oblong to lanceolate or ovate.
Inflorescence: Short, dense racemes of many (8 to 15) small, 4-petaled, bright yellow flowers with green, purplish-tinged sepals.
Bloom Period: July and August.
References: "Flora of Colorado" by Jennifer Ackerfield, "Alpine Flora of the Rocky Mountains" by Richard Scott, SW Colorado Wildflowers and Flora of North America.
BONAP Distribution Map


Map Color Key
Colorado Status:
Native

© Tom Lebsack 2022

Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County