|Scientific Name||Hymenopappus filifolius var. polycephalus||USDA PLANTS Symbol||HYFIP3|
|Common Name||Fineleaf Woollywhite, Manyhead Hymenopappus||ITIS Taxonomic Serial No.||528528|
Life zones and habitat: Plains (3600 to 5000 ft); dry, sandy or gravelly soils in open areas, plains and grasslands.
Plant: Erect perennial 12 to 24 inches tall, a few to multiple stems branching from base and often branched above; herbage sparsely to densely covered with tiny woolly hairs to smooth.
Leaves: Leaves mainly basal plus 3 to 8 stem leaves; petiolate, up to 3 inches long; blades deeply 1 or 2 times pinnately-divided into widely-spaced linear lobes, each 3/8 to almost 1-1/4 inches long.
Inflorescence: A few to many (5 to 50) rayless, disk-shaped yellow heads about 1/2 inch across on peduncles 7/8 to 3 inches long; 20 to 50 disk florets with yellow corollas; hemispheric-shaped involucres with 5 to 13 overlapping, membraneous phyllaries.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, Flora of North America, American Southwest and Montana Field Guide.
|BONAP Distribution Map
Map Color Key
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County