Page authors: Don Knoke, David Giblin
Antennaria microphylla
little-leaf pussytoes, rosy pussytoes, white pussytoes

Distribution: Occurring on both sides of the Cascades crest in Washington, but more common east of the crest; Alaska to California, east to the Rocky Mountains and northern Great Plains, Great Lakes region, and eastern Canada.

Habitat: Dry to moist habitats, including meadows, ponderosa pine forest openings, rocky slopes, and floodplains from the lowlands to the alpine.

Flowers: June-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Apomixis, butterflies, flies, wasps


Dioecious, mat-forming, stoloniferous perennial 5-40 cm. tall; stolons up to 10 cm. long, decumbent; upper surface of the stems with stalked glands, the hairs white or purple.


Leaves 1-nerved; upper surface of the leaves covered with silvery-white hairs; basal leaves spatulate or oblanceolate with a wedge-shaped base; cauline leaves linear, alternate.


Heads several in a sub-capitate cyme; pistillate involucres 4-10 mm. long; scarious portion of the involucre bracts white, straw-colored or light yellow.



Accepted Name:
Antennaria microphylla Rydb.
Publication: Bull. Torrey Bot. Club. 24: 303. 1897.

Synonyms & Misapplications:
Antennaria bracteosa Rydb.
Antennaria concinna E.E. Nelson
Antennaria microphylla Lunell var. solstitialis Lunell
Antennaria nitida Greene
Antennaria rosea Greene [FNA19]
Antennaria rosea Greene ssp. arida (E.E. Nelson) R.J. Bayer [FNA19]
Antennaria rosea Greene ssp. confinis (Greene) R.J. Bayer [FNA19]
Antennaria rosea Greene ssp. pulvinata (Greene) R.J. Bayer [FNA19]
Antennaria rosea Greene ssp. rosea [FNA19]
Antennaria rosea Greene var. nitida (Greene) Breitung
Antennaria solstitialis Lunell
Additional Resources:

PNW Herbaria: Specimen records of Antennaria microphylla in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Antennaria microphylla checklist entry.

OregonFlora: Antennaria microphylla information.

E-Flora BC: Antennaria microphylla atlas page.

CalPhotos: Antennaria microphylla photos.

USDA Plants: Antennaria microphylla information.

104 photographs:
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