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Cleveland's spineflower

Scientific Name: Chorizanthe clevelandii

Family: Polygonaceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names:

       

Cleveland's Spineflower (Chorizanthe clevelandii)

Chorizanthe clevelandii, commonly known as Cleveland's spineflower, is an annual herb belonging to the genus Chorizanthe. This plant is a forb/herb, characterized as a non-woody plant that is not a grass.

Considerations for Pets

  • As a spineflower, it likely possesses spines, potentially posing a physical hazard.
  • The plant's appressed-pubescent texture means it is covered in fine, short hairs, which could be irritating to sensitive skin.

Taxonomy and Nomenclature

  • Scientific Name: Chorizanthe clevelandii Parry
  • Family: Polygonaceae
  • Kingdom: Plantae
  • Taxonomic Rank: Species
  • Synonyms: None explicitly mentioned
  • Nomenclatural Reference: Proc. Davenport Acad. Nat. Sci. 4: 62. 1884.

Distribution and Habitat

  • Cleveland's spineflower is native to California, United States.
  • It can be found in the Cleveland National Forest, Riverside County, CA and San Bernardino.
  • Spineflowers, in general, are found in western North America and South America.

Morphological Characteristics

  • It is an annual herb.
  • Plants are spreading to decumbent (lying along the ground with the tip ascending).
  • The plant is appressed-pubescent (covered with fine, short hairs pressed closely against the surface).
  • Leaves are basal, with a petiole (leaf stalk) of 0.5-2 mm and an oblanceolate (lance-shaped with the broader end near the apex) blade.
  • Plant size ranges from 0.2-0.8(-1) dm to 0.5-5(-7) dm.

Other Chorizanthe Species Mentioned

  • Chorizanthe corrugata (Wrinkled spineflower)
  • Chorizanthe biloba var. biloba (Twolobe spineflower)
  • Chorizanthe fimbriata var. fimbriata (Fringed Spineflower)
  • Chorizanthe membranacea (Pink spineflower)
  • Chorizanthe procumbens (Prostrate spineflower)
  • Chorizanthe howellii (Mendocino spineflower)
  • Chorizanthe orcuttiana (Orcutt's spineflower)
  • Chorizanthe palmeri (Palmer's spine-flower)
  • Chorizanthe pungens var. hartwegiana (Ben Lomond spineflower/Scotts Valley spineflower/Hartweg's spineflower)
  • Chorizanthe cuspidata var. villosa (San Francisco Bay spineflower)
  • Chorizanthe uniaristata (One awn spineflower)
  • Chorizanthe parryi var. fernandina (San Fernando spineflower)
  • Chorizanthe breweri

Further Information

  • Discover Life offers a page about the biology, natural history, ecology, identification, and distribution of Chorizanthe clevelandii.
  • Garden Guides has information about the Mendocino Spineflower (Chorizanthe howellii) and gardening.