Calochortus umbellatus is a flowering plant in the family Liliaceae endemic to California in the USA The common name for this species is Oakland Mariposa lily or Oakland star-tulip. The species is a California endemic of limited distribution. This species is included on the California Native Plant Society list 4.2 of rare and endangered plants.
Flower shape | Erect - occasionally spreading; perianth open - usually campanulate |
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