Biology:Lipocarpha occidentalis
| Pacific halfchaff sedge | |
|---|---|
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Cyperaceae |
| Genus: | Lipocarpha |
| Species: | L. occidentalis
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| Binomial name | |
| Lipocarpha occidentalis (A. Gray) G.C. Tucker
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| Synonyms[1] | |
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Lipocarpha occidentalis, the Western halfchaff sedge,[2] or Pacific halfchaff sedge, is a plant species native to western part of the United States but cultivated as an ornamental in other regions.[3] It is widespread in California (in the Mojave and Sonoran Deserts, the Central Valley, and the Redwood Country), with populations also reported from Oregon (Klamath County) and Washington (state) (Klickitat County).[4][5]
Lipocarpha occidentalis is an annual herb up to 50 cm tall, forming clumps but not rhizomes. Culms are round in cross-section. Leaves are bristly, up to 3 cm long. Inflorescence an egg-shaped cluster of spikes; each spike with 2 scales, each scale subtending a hermaphroditic flower. Achenes are egg-shaped, up to 1 mm long.[4][6][7][8][9][10]
References
- ↑ Tropicos
- ↑ "Lipocarpha occidentalis". Natural Resources Conservation Service PLANTS Database. USDA. https://plants.usda.gov/core/profile?symbol=LIOC3. Retrieved 22 June 2015.
- ↑ Gardening.eu, Papiro Lipocarpha occidentalis
- ↑ 4.0 4.1 Flora of North America v 23 p 197, Lipocarpha occidentalis
- ↑ BONAP (Biota of North America Project) floristic synthesis, Lipocarpha occidentalis
- ↑ Tucker, Gordon C. 1987. Journal of the Arnold Arboretum 68(4): 410.
- ↑ Gray, Asa. 1868. Proceedings of the American Academy of Arts and Sciences 7(2): 391–392.
- ↑ Clarke, Charles Baron. 1908. Bulletin of Miscellaneous Information: Additional Series 8: 30.
- ↑ Goetghebeur, P. & A. Van den Borre. 1989. Studies in Cyperaceae 8. A revision of Lipocarpha, including Hemicarpha and Rikliella. Wageningen Agricultural University Papers 89(1): 1–87.
- ↑ Hickman, J. C. 1993. The Jepson Manual: Higher Plants of California 1–1400. University of California Press, Berkeley.
Wikidata ☰ Q15549697 entry
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