Carried by 0 nurseries
View Availability at NurseryData provided by the participants of the Consortium of California Herbaria
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Allium sharsmithiae, called the Mount Hamilton onion or Helen Sharsmith's onion, is a rare species of wild onion endemic to a small region in California. It is found on serpentine soils in the vicinity of Mount Hamilton, in the Diablo Range south of San Francisco Bay in Santa Clara, Alameda and Stanislaus Counties. Allium sharsmithiae produces round to egg-shaped bulbs up to 2 cm in diameter. Flowering stalk is round in cross section, not hollow, up to 20 cm tall. Flowers are urn-shaped, up to 2 cm in diameter; tepals deep reddish-purple; anthers and pollen yellow.
Perennial herb, Geophyte
8 in Tall
Purple, Red
Moderate
Butterflies and moths supported
0 confirmed and 6 likely
Ipsilon Dart
Agrotis ipsilon
Alfalfa Looper Moth
Autographa californica
Salt Marsh Moth
Estigmene acrea
Subterranean Dart
Feltia subterranea