Antennaria lanata |
Antennaria stenophylla |
|
---|---|---|
woolly everlasting, woolly pussy-toes |
narrow-leaf pussytoes, narrowleaf everlasting |
|
Habit | Dioecious. | Dioecious. |
Plants | 3–20 cm (caudices branching or rhizomes stout). |
(3–)10–15 cm. |
Stolons | none. |
none. |
Basal leaves | 3-nerved, narrowly oblanceolate, 10–60(–100) × 3–12 mm, tips acute, faces gray-woolly or tomentose. |
1-nerved, linear to narrowly oblanceolate, 15–50 × 1–2(–4) mm, tips acute, not flagged, faces ± gray tomentose. |
Cauline leaves | linear, 5–40 mm, mid and distal flagged. |
(gradually reduced distally) narrowly linear, 5–60 mm, distalmost flagged. |
Involucres | staminate 4.5–6 mm; pistillate 5–8 mm. |
staminate 4–5 mm; pistillate 4–6.5 mm. |
Corollas | staminate 3–4.5 mm; pistillate 2.5–4 mm. |
staminate 2.5–3.5 mm; pistillate 2.5–4 mm. |
Phyllaries | (proximally light brown, dark brown, or olivaceous) distally whitish or light brown. |
distally light brown, dingy brown, or olivaceous (apices acute-acuminate). |
Heads | 3–9 in corymbiform arrays. |
2–8(–10) in subcapitate arrays. |
Cypselae | 1–1.6 mm, glabrous; pappi: staminate 4–5 mm; pistillate 3.5–5 mm. |
1–1.8 mm, glandular-puberulent; pappi: staminate 3–4.5 mm (bristles barbellate at tips); pistillate 3–4.5 mm. |
2n | = 28 (under A. neodioica). |
= 56. |
Antennaria lanata |
Antennaria stenophylla |
|
Phenology | Flowering summer. | Flowering in late spring–early summer. |
Habitat | Protected alpine and subalpine sites, gravelly or sandy soils near conifers at timberline | Dry, often sagebrush (Artemisia) covered hillsides and dry margins around seasonally moist depressions in sagebrush steppe of the Great Basin and Columbia Plateau |
Elevation | 1400–3400 m (4600–11200 ft) | 1500–2300 m (4900–7500 ft) |
Distribution |
CA; ID; MT; OR; UT; WA; WY; AB; BC
|
ID; NV; OR; WA
|
Discussion | Antennaria stenophylla is a xerophyte in the Argenteae group. It is distinguished by relatively narrow leaves, heads in subcapitate clusters, and light brown, dingy brown, or olivaceous phyllary tips. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 19, p. 399. | FNA vol. 19, p. 398. |
Parent taxa | Asteraceae > tribe Gnaphalieae > Antennaria | Asteraceae > tribe Gnaphalieae > Antennaria |
Sibling taxa | ||
Synonyms | A. carpatica var. lanata | A. alpina var. stenophylla, A. leucophaea |
Name authority | (Hooker) Greene: Pittonia 3: 288. (1898) | (A. Gray) A. Gray: Proc. Amer. Acad. Arts 17: 213. (1882) |
Web links |