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FNA | Family List | FNA Vol. 7 | Limnanthaceae | Limnanthes

6a. Limnanthes alba Hartweg ex Bentham subsp. alba

Herbage sparsely to densely hairy. Leaflets: blade oblong to lanceolate. Flowers: sepals not accrescent, ovate, 6-8 mm, densely hairy; petals white, aging or drying pink, broadly obovate-cuneate, 10.5-16 mm, 1.2-1.5 times as long as wide (apex truncate or slightly emarginate, with very broad notch), sparsely hairy; filaments 4-6 mm; anthers cream, ± 2 mm; style 5-6 mm. Nutlets ca. 4 mm, smooth or ridged (ridges relatively wide).

Flowering Mar-May. Winter-wet grasslands, woodlands; 0-1400 m; Calif., Oreg.

Subspecies alba occurs on the east side of the Sacramento Valley and in the foothills of the Sierra Nevada. It has escaped from cultivation in the Willamette Valley of western Oregon on roadsides.


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