Lasthenia glabrata |
Lasthenia glaberrima |
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smooth goldfields, smooth lasthenia |
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Habit | Glabrous, lax annuals, the stems rooting from the lower nodes, 0.5-3 dm. tall. | |
Leaves | Leaves opposite, linear, entire, blunt, 2-8 cm. long, at least some of the pairs attached to each other at the base. |
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Flowers | Heads few, often long-pedunculate; involucre of 5-15 bracts united in a toothed cup, 5-7 mm. high, the teeth with marginal hairs; rays pistillate and fertile, yellow, short and inconspicuous, not exerted from the involucre; disk flowers perfect and fertile, yellow; pappus of 5-10 firm, awn-tipped scales. |
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Fruits | Achenes elongate. |
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Lasthenia glabrata |
Lasthenia glaberrima |
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Flowering time | May-July | |
Habitat | Wet or muddy ground at low elevations, including venral pools. | |
Distribution | Occurring west of the Cascades crest and in the Columbia River Gorge in Washington; southern Washington to central California.
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Origin | Native | |
Conservation status | Threatened in Washington (WANHP) | |
Sibling taxa | ||
Web links |
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