| Thorneochloa | |
|---|---|
| Conservation status | |
 Apparently Secure (NatureServe) | |
Scientific 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 |
| Species: | T. diegoensis |
| Binomial name | |
| Thorneochloa diegoensis (Swallen) Romasch. | |
| Synonyms | |
| |
Thorneochloa is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Thorneochloa diegoensis, commonly known as San Diego needlegrass. It is a perennial grass native to California and to Todos Santos in the southern Baja California Peninsula.
Description
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.
Range and habitat
Thornelochloa diegoensis is native to southern California, where it is known from San Diego and Ventura Counties and the Channel Islands, and Baja California. It is a resident of chaparral and coastal sage scrub ecosystems below 350 feet in elevation, especially near streams.
References
- "NatureServe Explorer - Achnatherum diegoense". NatureServe Explorer Achnatherum diegoense. NatureServe. 2022-05-30. Retrieved 30 May 2022.
- ^ Thorneochloa diegoensis (Swallen) Romasch. Plants of the World Online. Retrieved 22 May 2023.
- ^ 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) - "Thorneochloa Romasch., P.M.Peterson & Soreng | Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 17 March 2021.
- Grass Manual Treatment
External links
| Taxon identifiers | |
|---|---|
| Thorneochloa | |
| Thorneochloa diegoensis | |
| Achnatherum diegoense | |
- NatureServe apparently secure species
- Pooideae
- Monotypic Poaceae genera
- Bunchgrasses of North America
- Grasses of Mexico
- Native grasses of California
- Flora of Baja California
- Flora of Baja California Sur
- Natural history of the California chaparral and woodlands
- Natural history of the California Coast Ranges
- Natural history of the Channel Islands of California
- Natural history of the Peninsular Ranges
- Grasses of North America
- Plants described in 1940