Flora of North America species comparison

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Antennaria umbrinella

brown pussytoes, brown-bract pussytoes, umber or brown or brown-bract pussytoes, umber pussytoes
Habit Dioecious.
Plants

7–16 cm (bases somewhat woody).
Stolons

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

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

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

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

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

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

3–8 in corymbiform arrays.
Cypselae

0.5–1.2 mm, glabrous;

pappi: staminate 3–4.5 mm; pistillate 3–5 mm.
2n

= 28, 56.

Antennaria umbrinella
Phenology Flowering summer.
Habitat Sagebrush steppe to open, dry, coniferous montane forests to subalpine meadows
Elevation 1100–3400 m (3600–11200 ft)
Distribution
from FNA
AZ; CA; CO; ID; MT; NV; OR; UT; WA; WY; AB; BC; SK
[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.)
Source FNA vol. 19, p. 408.
Parent taxa 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
Synonyms A. aizoides, A. flavescens, A. reflexa
Name authority Rydberg: Bull. Torrey Bot. Club 24: 302. (1897)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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