Pentachaeta aurea |
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golden chaetopappa, golden-ray pentachaeta |
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Habit | Plants 5–36 cm. |
Stems | branched. |
Leaf | blades linear, 10–35(–55) × 1(–3) mm. |
Involucres | turbinate. |
Ray florets | 14–52; corollas yellow to brownish orange, laminae 3–12 mm. |
Disc florets | 30–90; corollas yellow, narrowly funnelform, not contracted at lobes, lobes 5. |
Phyllaries | in 4–5-series, ovate-elliptic to oblong-elliptic, usually glabrous, rarely sparsely short-strigose. |
Pappi | of 5(–8) bristles, prominently dilated at bases. |
2n | = 18. |
Pentachaeta aurea |
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Phenology | Flowering Apr–Jul. |
Habitat | Grassy or shrubby areas |
Elevation | 30–2000 m (100–6600 ft) |
Distribution |
CA; Mexico (nw Baja California)
|
Source | FNA vol. 20, p. 48. |
Parent taxa | Asteraceae > tribe Astereae > Pentachaeta |
Sibling taxa | |
Synonyms | Chaetopappa aurea |
Name authority | Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 336. (1840) |
Web links |