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littleleaf pussytoes, rosy pussytoes

Howell's pussytoes

Habit Herbs dioecious or gynoecious; stolons herbaceous, horizontal to ascending, 1–10 cm. Herbs gynoecious, staminate plants uncommon; stolons 1–8(12) cm.
Stems

5–30 cm, rarely stipitate glandular distally.

(6)8–35 cm, not glandular.

Basal leaves

usually forming rosettes, spatulate to oblanceolate, 8–40 × 2–10 mm, 1-veined;

tips mucronate;

surfaces usually gray-pubescent, adaxially sometimes green and glabrous.

usually forming rosettes, oblanceolate, cuneate-oblanceolate; ovate, or spatulate; (14)20–50(65) × 2.5–20 mm, 1–3-veined;

tips mucronate;

surfaces abaxially tomentose, adaxially glabrous to gray-pubescent.

Cauline leaves

linear, 5–36 mm;

tips acute to subulate, usually not flagged.

linear, 8–40 mm;

tips acute to acuminate;

distal sometimes flagged.

Involucres

mostly glabrous to pubescent, staminate heads 4–8 mm, pistillate heads 4–10 mm.

mostly glabrous to pubescent, staminate heads 6–6.5 mm, pistillate heads 6–11 mm.

Phyllaries

distally white to yellow, green, red, pink, gray, or rarely brown;

tips rounded to acuminate.

distally white to light brown;

tips acute to acuminate, rarely rounded.

Fruits

0.7–1.5 mm, glabrous to papillate.

0.8–2 mm, sometimes papillate.

Heads

3–20 per stem; in corymb-like arrays.

4–15 per stem; in corymb-like arrays.

2n

=28, 42, 56, 70.

=56, 84, 140.

Antennaria microphylla

Antennaria howellii

Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

Rocky areas, meadows, forests, disturbed areas. Flowering May–Sep. 200–3000 m. BR, BW, Casc, CR, ECas, Lava, Owy, Sisk. CA, ID, NV, WA; north to AK, northeast to Greenland, east to NE, southeast to NM. Native.

Here we take a more inclusive approach and include within this species plants that some floras treat as A. rosea.

Canada and northern US. 4 subspecies; 3 subspecies treated in Flora.

Source Flora of Oregon, volume 2, page 178
Katie Mitchell, Stephen Meyers
Flora of Oregon, volume 2, page 177
Katie Mitchell, Stephen Meyers
Sibling taxa
A. anaphaloides, A. argentea, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. media, A. microphylla, A. pulvinata, A. racemosa, A. stenophylla, A. suffrutescens, A. umbrinella
A. anaphaloides, A. argentea, A. corymbosa, A. dimorpha, A. flagellaris, A. geyeri, A. lanata, A. luzuloides, A. media, A. microphylla, A. pulvinata, A. racemosa, A. stenophylla, A. suffrutescens, A. umbrinella
Subordinate taxa
A. howellii ssp. howellii, A. howellii ssp. neodioica, A. howellii ssp. petaloidea
Synonyms Antennaria rosea, Antennaria rosea ssp. arida, Antennaria rosea ssp. confinis, Antennaria rosea ssp. rosea Antennaria neglecta
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