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Thorneochloa

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(Redirected from Achnatherum diegoense)

Thorneochloa

Apparently Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Pooideae
Supertribe: Stipodae
Tribe: Stipeae
Genus: Thorneochloa
Romasch., P.M.Peterson & Soreng (2019)
Species:
T. diegoensis
Binomial name
Thorneochloa diegoensis
(Swallen) Romasch. (2019)
Synonyms[2]
  • Achnatherum diegoense (Swallen) Barkworth (1993)
  • Stipa diegoensis Swallen (1940)

Thorneochloa is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Thorneochloa diegoensis,[2] commonly known as San Diego needlegrass.[3] It is a perennial grass native to California and to Todos Santos in the southern Baja California Peninsula.[4]

Description

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Thornelochloa diegoensis is a bunching perennial grass reaching heights between 110 and 140 centimeters. The inflorescence is up to about 25 centimeters long. The hairy spikelet is about a centimeter long not counting the long awn, which can be up to 5 centimeters long and has two distinct kinks.[3]

Range and habitat

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Thornelochloa diegoensis is native to southern California, where it is known from San Diego and Ventura Counties and the Channel Islands, and Baja California.[3] It is a resident of chaparral and coastal sage scrub ecosystems below 350 feet in elevation, especially near streams.[5]


References

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  1. ^ "NatureServe Explorer - Achnatherum diegoense". NatureServe Explorer Achnatherum diegoense. NatureServe. 2022-05-30. Retrieved 30 May 2022.
  2. ^ a b Thorneochloa diegoensis (Swallen) Romasch. Plants of the World Online. Retrieved 22 May 2023.
  3. ^ a b c J. Travis Columbus, James P. Smith, Jr. & Douglas H. Goldman. "Stipa diegoensis". Jepson eFlora. Jepson Flora Project. Retrieved 25 October 2024.{{cite web}}: CS1 maint: multiple names: authors list (link)
  4. ^ "Thorneochloa Romasch., P.M.Peterson & Soreng | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 17 March 2021.
  5. ^ Grass Manual Treatment
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