Eucephalus paucicapitatus |
Eucephalus tomentellus |
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brickellbush aster, hairy rayless aster |
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Habit | Plants 4–8(10) dm. | |
Stems | erect; ± cottony-pubescent. |
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Leaves | lanceolate to elliptic, 2.5–7 cm × 7–20 mm; surfaces abaxially woolly-pubescent or cottony-pubescent, adaxially glabrous to sparsely pubescent. |
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Inflorescences | panicle- to raceme-like arrays. |
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Involucres | turbinate, 7–10 mm. |
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Ray florets | 0, occasionally 1–4; corollas violet-purple. |
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Phyllaries | in 3–5 series, strongly imbricate, narrowly oblong to ovate; tips acute; surfaces glandular-pubescent to tomentose; outer < ? as long as involucres. |
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Fruits | glabrous to pilose; pappus bristles in 2 series; ± barbellate. |
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Heads | 3–20(40), discoid or radiate. |
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2n | =18. |
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Eucephalus paucicapitatus |
Eucephalus tomentellus |
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Distribution | ||
Discussion | Open woods, rocky cliffs. Flowering Jul–Sep. 500–2200 m. Casc, ECas, Sisk. CA. Native. This species hybridizes with E. glabratus and E. ledophyllus. |
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Source | Flora of Oregon, volume 2, page 267 Geraldine Allen |
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Sibling taxa | ||
Synonyms | Aster brickellioides | |
Web links |