Hieracium species

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Scientific Name Hieracium aurantiacum USDA PLANTS Symbol HITR2
Common Name Orange Hawkweed, Devil's Paintbrush ITIS Taxonomic Serial No. 37697
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Foothills and montane (7000 to 10000 ft.); meadows, forests and disturbed areas.
Plant: Erect perennial 8 to 28 inches tall, hairy stems.
Leaves: Several (3 to 8 or more) basal leaves, one or no stem leaves; blades oblanceolate to narrowly elliptic, 2 to 8 inches long, hairy surfaces, margins entire or with a few teeth.
Inflorescence: Umbel-like clusters of 3–7 composite flower heads with 30 to 45 orange rays (drying scarlet to purplish); peduncles and phyllaries are hairy-glandular.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, US Forest Service and Flora of North America.
BONAP Distribution Map

Colorado Status:
Introduced
Scientific Name Hieracium triste USDA PLANTS Symbol HITR2
Common Name Woolly Hawkweed ITIS Taxonomic Serial No. 37732
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Montane to alpine (9500 to 13000 ft.); moist habitats in open areas, meadows, streamsides, rocky slopes.
Plant: Erect perennial 4 to 12 inches tall, hairy stems.
Leaves: Several petiolate basal leaves, oblanceolate to obovate, 3/4 to 3-1/8 inches long; few or no stem leaves, lanceolate shorter; 3/4 to 1-1/2 inches long, usually smooth surfaces.
Inflorescence: Racemes of 2 to 8 small flowers, each with 20 to 60+ yellow rays; phyllaries with black and white hairs.
Bloom Period: June to September.
References: "Flora of Colorado" by Jennifer Ackerfield, "The Alpine Flora of the Rocky Mountains" by Richard W. Scott and Flora of North America.
BONAP Distribution Map

Colorado Status:
Native


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© Tom Lebsack 2020