Jump to content

Calochortus umbellatus

From Wikipedia, the free encyclopedia
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.

Calochortus umbellatus

Apparently Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Liliales
Family: Liliaceae
Genus: Calochortus
Species:
C. umbellatus
Binomial name
Calochortus umbellatus
Alph.Wood 1868 not A. Nelson 1912
Synonyms[2]

Calochortus collinus Lemmon

Calochortus umbellatus is a flowering plant in the lily family found only in California in the United States.[3][4] The common name for this species is Oakland mariposa lily or Oakland star-tulip.

Distribution

The species is a California endemic of limited distribution.[5] It grows primarily in the San Francisco Bay Region, often on serpentine soils,[6] with a few isolated populations in Humboldt, Mendocino, and Nevada Counties.[7]

Description

Calochortus umbellatus is a branching perennial herb up to 25 cm tall. Inflorescence is sub-umbellate with 3-10 white or pale pink flowers.[8]

This species is included on the California Native Plant Society list 4.2 of rare and endangered plants.[9]

References

  1. ^ "NatureServe Explorer - Calochortus umbellatus". NatureServe Explorer Calochortus umbellatus. NatureServe. 2022-05-30. Retrieved 30 May 2022.
  2. ^ Kew World Checklist of Selected Plant Families
  3. ^ Wood, Alphonso 1868. Proceedings of the Academy of Natural Sciences of Philadelphia 20(6): 168
  4. ^ Tropicos, Calochortus umbellatus Alph. Wood
  5. ^ Jepson Manual (1993) published by the University of California, Berkeley
  6. ^ "The Jepson Herbarium".
  7. ^ Calflora taxon report, University of California @ Berkeley, Calochortus umbellatus Wood Oakland mariposa lily, Oakland star tulip
  8. ^ Flora of North America, Vol. 26 Page 127 Oakland star-tulip Calochortus umbellatus Alph. Wood
  9. ^ Calflora (2008) Calochortus umbellatus