Erigeron chrysopsidis |
Erigeron chrysopsidis var. austiniae |
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dwarf yellow fleabane |
Austin's fleabane |
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Habit | Plants perennial, 3–20 cm; taprooted, usually with many woody, branching caudices. | |
Stems | erect; hirsute, eglandular to minutely glandular. |
hirsute-villous. |
Basal leaves | persistent in dense clusters, linear to narrowly oblanceolate, 10–80 × 1–3 mm; margins entire with hispid hairs; surfaces hirsute to hispid, sometimes nearing strigose. |
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Cauline leaves | abruptly reduced to (0)1–3 linear bracts. |
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Involucres | 4–7 × 10–16 mm. |
4.5–6 mm. |
Ray florets | 20–60; corollas with well-developed yellow rays, 4–8 × 0.5–2 mm, or tubular and short, or rays lacking. |
rays 0 or minute. |
Disc florets | corollas 4–5 mm. |
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Phyllaries | in 2–3 series, sparsely to moderately hispid-villous, often minutely glandular. |
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Fruits | 2–3 mm, moderately strigose; inner pappi of numerous barbellate bristles. |
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Heads | 1, radiate or disciform. |
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2n | =18. |
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Erigeron chrysopsidis |
Erigeron chrysopsidis var. austiniae |
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Distribution | ||
Discussion | Western United States. 3 varieties. |
Ridges, crevices, sagebrush. Flowering May–Jul. 700–1900 m. BR, BW, ECas, Owy. CA, ID, NV. Native. |
Source | Flora of Oregon, volume 2, page 254 James Riser, Stephen Meyers |
Flora of Oregon, volume 2, page 254 James Riser, Stephen Meyers |
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Erigeron austiniae, Erigeron chrysopsidis ssp. austiniae | |
Web links |