Lasthenia californica |
Lasthenia californica ssp. californica |
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slender goldfields |
California goldfields, slender goldfields |
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Habit | Plants annual, 2–36 cm; taproots slender. | |
Stems | usually strigillose. |
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Leaves | linear to narrowly oblanceolate, 3–70 × 0.2–2 mm; margins entire, often strigose-ciliate; tips acute; surfaces glabrous or strigillose. |
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Involucres | fusiform to campanulate, 3–6 mm; surfaces strigose. |
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Ray florets | 4–15, conspicuous; corollas 2–10 mm, yellow. |
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Disc florets | 2–30+; corollas 2–4 mm, yellow; stamens exserted; styles exserted. |
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Phyllaries | 3–12, not united, lanceolate; tips acute. |
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Fruits | 2–3 mm; black or gray, glabrous or strigillose, pappi of 0–7 brown or white aristate awns, 2–5 mm. |
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Heads | radiate; peduncles 1–18 cm; surfaces strigillose. |
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2n | =16, 32, 48. |
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Lasthenia californica |
Lasthenia californica ssp. californica |
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Distribution | ||
Discussion | Open woodlands, shrublands, rocky slopes, grasslands, near vernal pools. Flowering Apr–May. 0–900 m. CR, Sisk. CA. Native. Plants of L. californica are subject to extreme reduction in size when growing in thin, dry soil. |
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Source | Flora of Oregon, volume 2, page 300 Kenton Chambers |
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Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Baeria chrysostoma ssp. chrysostoma, Baeria chrysostoma ssp. gracilis, Baeria chrysostoma var. gracilis | |
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