Calochortus coeruleus

Calochortus coeruleus,[3][4][5] often misspelled as Calochortus caeruleus,[7] is a bulbous plant of the lily family. It is known by the common name beavertail grass or blue star tulip.[12]

Calochortus coeruleus

Vulnerable  (NatureServe)[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Liliales
Family: Liliaceae
Genus: Calochortus
Species:
C. coeruleus
Binomial name
Calochortus coeruleus
Synonyms[6]
  • Calochortus caeruleus common misspelling[7][8]
  • Cyclobothra coerulea Kellogg[9]
  • Cyclobothra elegans Torr.[10][11]
  • Calochortus maweanus Leichtlin ex Baker
  • Cyclobothra maweama (Leichtlin ex Baker) Tubergen
  • Calochortus coeruleus var. maweanus (Leichtlin ex Baker) Jeps.
  • Calochortus coeruleus var. fimbriatus Ownbey

Description

The plant is endemic to California. It is found only in the North California Coast Ranges, Southern Cascade Range, and Northern Sierra Nevada.[13]

Calochortus coeruleus is a distinctive plant bearing flowers with light blue spade-shaped petals covered in brushlike hairs.[13]

Taxonomy

The botanical name Calochortus caeruleus is not accepted, being an orthographic variant (misspelling) of Calochortus coeruleus.[2][7] Watson in coining the name in 1875 spelled it "caeruleus" but he also cited Kellogg's 1863 name Cyclobothra coerulea as basionym.[8][9]

References
  1. "NatureServe Explorer 2.0".
  2. ITIS Standard Report Page: Calochortus coeruleus
  3. Jepson: Calochortus caeruleus . accessed 4.15.2015
  4. USDA: Calochortus caeruleus. accessed 4.15.2015
  5. Calflora: Calochortus caeruleus . accessed 4.15.2015
  6. Kew World Checklist of Selected Plant Families
  7. ITIS Report: Orthographic variant, Calochortus caeruleus
  8. Watson, Sereno 1879 Proceedings of the American Academy of Arts and Sciences 14: 263 as Calochortus caeruleus
  9. Kellogg, Albert 1863. Proceedings of the California Academy of Sciences 2: 4
  10. Torr. 1857, illegitimate homonym not (Pursh) Benth. ex Lindl. 1834 nor (Pursh) Benth. 1835
  11. Tropicos, search for Cyclobothra elegans
  12. Calflora taxon report, Calochortus coeruleus (Kellogg) S. Watson blue star tulip
  13. Flora of North America, Vol. 26 Page 124 Calochortus coeruleus (Kellogg) S. Watson


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