Hymenopappus filifolius var. polycephalus

(Fineleaf Woollywhite)

_DSC1056%20copy

Hymenopappus filifolius var. polycephalus, Pawnee Buttes, Weld Co. 7526

_DSC1056%20copy

Hymenopappus filifolius var. polycephalus, Pawnee Buttes, Weld Co. 7478

_DSC1056%20copy

Hymenopappus filifolius var. polycephalus, Pawnee Buttes, Weld Co. 7474

_DSC1056%20copy

Hymenopappus filifolius var. polycephalus, Pawnee Buttes, Weld Co. 7476

Scientific Name Hymenopappus filifolius var. polycephalus USDA PLANTS Symbol HYFIP3
Common Name Fineleaf Woollywhite, Manyhead Hymenopappus ITIS Taxonomic Serial No. 528528
Family Asteraceae (Sunflower) SEINet
Reference
Click Here
Description 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
Colorado Status:
Native

© Tom Lebsack 2024

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