Pyrrocoma crocea |
Pyrrocoma uniflora |
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one-flowered goldenweed, plantain goldenweed |
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Habit | Plants 7–35 cm. | |
Stems | erect or ascending, lightly to densely villous-tomentose. |
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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. |
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Cauline leaves | linear to narrowly lanceolate; margins entire, sessile. |
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Involucres | 7–12 mm. |
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Ray florets | 20–50, conspicuous; corollas 7–11 mm. |
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Disc florets | 30–60; corollas 5–8 mm. |
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Phyllaries | in 3–6 series, linear or narrowly oblanceolate; margins ciliate; surfaces glabrous to tomentose. |
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Fruits | 2–4 mm, brown, pubescent; pappus bristles 5–7 mm. |
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Heads | 1(2), radiate; peduncles 10–100 mm. |
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2n | =12. |
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Pyrrocoma crocea |
Pyrrocoma uniflora |
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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. |
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Source | Flora of Oregon, volume 2, page 332 Kenton Chambers |
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Sibling taxa | ||
Synonyms | Haplopappus uniflorus, Haplopappus uniflorus ssp. uniflorus, Haplopappus uniflorus var. uniflorus, Pyrrocoma uniflora var. uniflora | |
Web links |