Pyrrocoma uniflora |
|
---|---|
one-flowered goldenweed, plantain goldenweed |
|
Habit | Plants 7–35 cm. |
Stems | erect or ascending, lightly to densely villous-tomentose. |
Basal leaves | narrowly elliptic to broadly linear, 3–12 cm × 3–15 mm; margins denticulate to sharply dentate, rarely entire; surfaces glabrous or villous-tomentose. |
Cauline leaves | linear to narrowly lanceolate; margins entire, sessile. |
Involucres | 7–12 mm. |
Ray florets | 20–50, conspicuous; corollas 7–11 mm. |
Disc florets | 30–60; corollas 5–8 mm. |
Phyllaries | in 3–6 series, linear or narrowly oblanceolate; margins ciliate; surfaces glabrous to tomentose. |
Fruits | 2–4 mm, brown, pubescent; pappus bristles 5–7 mm. |
Heads | 1(2), radiate; peduncles 10–100 mm. |
2n | =12. |
Pyrrocoma uniflora |
|
Distribution | |
Discussion | Forests, shrublands, grasslands, meadows, ridges. Flowering May–Jul. 1000–1900 m. BR, Owy. CA, ID; north to Northwest Territories, east to WY, southeast to CO. Native. |
Source | Flora of Oregon, volume 2, page 332 Kenton Chambers |
Sibling taxa | |
Synonyms | Haplopappus uniflorus, Haplopappus uniflorus ssp. uniflorus, Haplopappus uniflorus var. uniflorus, Pyrrocoma uniflora var. uniflora |
Web links |