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

7e. Limnanthes floccosa Howell subsp. californica Arroyo, Brittonia. 25: 187. 1973.

Shippee meadowfoam

Herbage densely hairy. Stems erect to ascending. Flowers cup-shaped; sepals accrescent, obovate, 7.5-10 mm, abaxially and adaxially densely hairy; petals broadly obovate-cuneate, 8-10 mm, apex truncate or slightly emarginate; filaments 3-7 mm; anthers 1-1.5 mm, usually dehiscing extrorsely; style 3.5-4 mm. Nutlets 3-5, tubercles broad-based, platelike cones.

Flowering Mar-Apr. Edges of vernal pools; of conservation concern; 0-100 m; Calif.

Subspecies californica occurs in Butte County on the eastern edge of the Sacramento Valley and on Table Mountain. It is sympatric with Limnanthes alba subsp. alba; it flowers earlier. J. A. Dole and M. Sun (1992) found no evidence of hybridization between them.

SELECTED REFERENCE Dole, J. A. and M. Sun. 1992. Field and genetic survey of endangered Butte County meadowfoam—Limnanthes floccosa subsp. californica (Limnanthaceae). Conservation Biol. 6: 549-558.


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