Senecio amplectens var. holmii

(Holm's Ragwort)


Senecio amplectens var. holmii, Straight Creek Trail, Summit Co. 8632


Senecio amplectens var. holmii, Straight Creek Trail, Summit Co. 8638

Scientific Name Senecio amplectens var. holmii USDA PLANTS Symbol SEAMH
Common Name Holm's Ragwort, Holm's Groundsel ITIS Taxonomic Serial No. 530299
Family Asteraceae (Sunflower) SEINet
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Description Life zones and habitat: Montane to alpine (8500 to 1400 ft); meadows, rocky areas above timberline.
Plant: Short, erect perennial 4 to 8 inches tall; smooth stems, singly or clusters, reddish-purple.
Leaves: Mostly basal leaves, smooth, hairless, oblanceolate; smaller stem leaves, if any; edges may have irregular teeth; reddish-purple edges, veins, and stalks.
Inflorescence: Nodding composite flower heads with about 13 narrow, yellow rays and numerous yellow disk florets; pointed, hairless phyllaries, green or deep reddish-purple.
Bloom Period: July and August.
References: "Flora of Colorado" by Jennifer Ackerfield, American Southwest and SEINet.
BONAP Distribution Map

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Colorado Status:

© Tom Lebsack 2024

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