Heliomeris multiflora

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Scientific Name Heliomeris multiflora var. multiflora (Viguiera multiflora var. multiflora) USDA PLANTS Symbol HEMUM
Common Name Prairie Sunflower ITIS Taxonomic Serial No. 528364
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Foothills to subalpine (5000 to 11000 ft); moister areas in meadows, on hillsides and roadsides, and riparian areas.
Plant: Erect, often bushy perennial 8 to 48 inches tall; highly branched with slender, wiry, tough stems.
Leaves: Lanceolate to ovate blades; lower stem leaves opposite, upper may be alternate; 1-1/4 to 3-1/8 inches long and 3/16 to 3/4-inch wide; covered with short, stiff, appressed hairs; margins may be slightly toothed.
Inflorescence: Composite flower head 1-1/2 to 2-1/2 inches across, with 5 to 14 rays and 50+ yellow to orange disk florets in the center; phyllaries underneath narrowly lanceolate and covered with woolly hair.
Bloom Period: May to September.
Reference: "Wildflowers of the Rocky Mountains" by Carl Scheier, "Flora of Colorado" by Jennifer Ackerfield, Wildflowers of New Mexico and SEINet.
BONAP Distribution Map
Colorado Status:
Native
Scientific Name Heliomeris multiflora var. nevadensis (Viguiera multiflora var. nevadensis) USDA PLANTS Symbol HEMUN
Common Name Prairie Sunflower ITIS Taxonomic Serial No. 528365
Family Asteraceae (Sunflower) SEINet
Reference
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Description Life zones and habitat: Plains to subalpine (4500 to 9000 ft); dry areas on rocky slopes, in valleys and on roadsides.
Plant: Erect, often bushy perennial 8 to 48 inches tall; highly branched with slender, wiry, tough stems.
Leaves: Narrow, pointed lanceolate-linear to linear blades; lower stem leaves opposite, upper may be alternate; 1-1/4 to 3-1/8 inches long and less than 1/3 inch wide; covered with short, stiff, appressed hairs; margins may be slightly toothed.
Inflorescence: Composite flower head 1-1/2 to 2-1/2 inches across, with 5 to 14 rays and 50+ yellow to orange disk florets in the center; phyllaries underneath narrowly lanceolate and covered with woolly hair.
Bloom Period: May to October.
Reference: Viguiera multiflora in "Wildflowers of the Rocky Mountains" by Carl Scheier, "Flora of Colorado" by Jennifer Ackerfield, Wildflowers of New Mexico and SEINet.
BONAP Distribution Map
Colorado Status:
Native

© Tom Lebsack 2020