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brown pussytoes, brown-bract pussytoes, umber or brown or brown-bract pussytoes, umber pussytoes

silver pussytoes, silvery everlasting, silvery pussytoes

Habit Dioecious. Dioecious.
Plants

7–16 cm (bases somewhat woody).

18–40 cm.

Stolons

7–16 cm (usually erect, slightly woody).

none.

Basal leaves

1-nerved, narrowly spatulate to cuneate, 10–17 × 2–5.4 mm, tips mucronate, faces gray-tomentose.

1–3-nerved, oblanceolate to elliptic, 20–50 × 4–15 mm, tips acute, faces ± gray-tomentose.

Cauline leaves

linear, 8–18 mm, not flagged (apices acute).

lanceolate, 15–45 mm, not flagged.

Involucres

staminate 3–6 mm; pistillate 4–6.5 mm.

staminate 4–5 mm; pistillate 4–5 mm.

Corollas

staminate 2.5–3.5 mm; pistillate 2.5–3.5 mm.

staminate 2.5–3.5 mm; pistillate 3–4 mm.

Phyllaries

distally whitish, yellowish, or pale brownish (often streaked with pink or rose).

(relatively broad) distally silvery white.

Heads

3–8 in corymbiform arrays.

10–75 in paniculiform arrays.

Cypselae

0.5–1.2 mm, glabrous;

pappi: staminate 3–4.5 mm; pistillate 3–5 mm.

1–1.5 mm, glandular;

pappi: staminate 4–5 mm; pistillate 3–4 mm.

2n

= 28, 56.

= 28.

Antennaria umbrinella

Antennaria argentea

Phenology Flowering summer. Flowering summer.
Habitat Sagebrush steppe to open, dry, coniferous montane forests to subalpine meadows Openings in dry coniferous forests
Elevation 1100–3400 m (3600–11200 ft) 600–2000 m (2000–6600 ft)
Distribution
from FNA
AZ; CA; CO; ID; MT; NV; OR; UT; WA; WY; AB; BC; SK
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; NV; OR; WA
[WildflowerSearch map]
[BONAP county map]
Discussion

Antennaria umbrinella is a primary sexual progenitor of the A. rosea complex (R. J. Bayer 1990b). It is characterized by somewhat erect, slightly woody stolons and phyllaries that are usually various shades of brown, sometimes white, or streaked with pink or rose (Bayer 1987b).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Antennaria argentea is distinguished by its robustly stoloniferous habit and silvery white phyllaries.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 19, p. 408. FNA vol. 19, p. 397.
Parent taxa Asteraceae > tribe Gnaphalieae > Antennaria Asteraceae > tribe Gnaphalieae > Antennaria
Sibling taxa
A. alpina, A. anaphaloides, A. arcuata, A. argentea, A. aromatica, A. corymbosa, A. densifolia, A. dimorpha, A. dioica, A. flagellaris, A. friesiana, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. marginata, A. media, A. microphylla, A. monocephala, A. neglecta, A. parlinii, A. parvifolia, A. plantaginifolia, A. pulchella, A. pulcherrima, A. racemosa, A. rosea, A. rosulata, A. soliceps, A. solitaria, A. stenophylla, A. suffrutescens, A. virginica
A. alpina, A. anaphaloides, A. arcuata, A. aromatica, A. corymbosa, A. densifolia, A. dimorpha, A. dioica, A. flagellaris, A. friesiana, A. geyeri, A. howellii, A. lanata, A. luzuloides, A. marginata, A. media, A. microphylla, A. monocephala, A. neglecta, A. parlinii, A. parvifolia, A. plantaginifolia, A. pulchella, A. pulcherrima, A. racemosa, A. rosea, A. rosulata, A. soliceps, A. solitaria, A. stenophylla, A. suffrutescens, A. umbrinella, A. virginica
Synonyms A. aizoides, A. flavescens, A. reflexa
Name authority Rydberg: Bull. Torrey Bot. Club 24: 302. (1897) Bentham: Pl. Hartw., 319. (1849)
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