UW Burke Herbarium species comparison

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Antennaria rosea

Antennaria racemosa

Hooker's pussytoes, raceme pussytoes
Habit 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. Perennial with creeping, leafy stolons, 1-6 dm. tall.
Leaves

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.

Basal leaves short-petiolate with elliptic to elliptic-ovate blade1.5-8 cm. long and 1- 5 cm. wide, persistently white-woolly beneath, green and glabrous above;

cauline leaves narrower, sessile;

stems strongly glandular in the upper portion.
Flowers

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.

Heads on slender peduncles in a narrow, raceme-like inflorescence; staminate involucres 4-5 mm. high, but wider than the pistillate; pistillate 6-8 mm. high, strongly imbricate, the inner bracts narrow and elongate, pale greenish below, colorless and transparent to pale brownish above.
Fruits

Achene.

Achene terete

Antennaria rosea

Antennaria racemosa
Identification notes The wide, green leaves and narrow, open inflorescence should separate Antennaria racemosa from A. howellii, the only other species in our area with green leaves, which has smaller leaves and a congested inflorescence.
Flowering time June-August May-August
Habitat Dry to moist habitats, including meadows, ponderosa pine forest openings, rocky slopes, and floodplains from the lowlands to the alpine. Dry to damp rocky slopes, forest openings, and ledges from low to elevations to the alpine.
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.
[WildflowerSearch map]
[BONAP county map]
Widely distributed in mountainous areas on both sides of the Cascades crest in Washington; British Columbia to California, east to Alberta, Montana, and Wyoming.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
A. alpina, A. anaphaloides, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. media, A. microphylla, A. monocephala, A. parvifolia, A. pulcherrima, A. racemosa, A. stenophylla, A. umbrinella
A. alpina, A. anaphaloides, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. media, A. microphylla, A. monocephala, A. parvifolia, A. pulcherrima, A. stenophylla, A. umbrinella
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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