Iva hayesiana
| Iva hayesiana | |
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| Species: | I. hayesiana
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| Binomial name | |
| Iva hayesiana Gray 1876
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Iva hayesiana is a species of flowering plant in the daisy family known by the common names San Diego marsh-elder and San Diego povertyweed.
It is native to northwestern Baja California and southern California]], in San Diego, Orange, Los Angeles, Ventura, and San Bernardino Counties.[1]
Description
Iva hayesiana is a shrubby perennial herb approaching one meter (40 inches) in height. Its green oval-shaped leaves are fleshy, glandular, aromatic, and 3 to 6 centimeters (1.2-2.4 inches) long.[2]
The flowers are nearly invisible; male flowers have translucent corollas and simple yellow stamens and female flowers, if they occur, lack corollas altogether. This is a plant of mineral-rich waterways such as intermittent streams and alkali flats.[2]
Conservation
Threats to the plant include development of coastal habitat and waterways.[3] It is a Vulnerable flora species in California.
- Cultivation
This species is recommended for use as an ornamental plant in fire-resistant landscaping in Southern California.[4]
References
- ^ Calflora taxon report, University of California, Iva hayesiana A. Gray San Diego marsh elder, San Diego povertyweed
- ^ a b Flora of North America, Iva hayesiana A. Gray, 1876.
- ^ Iva hayesiana. NatureServe. 2012.
- ^ Fire, plants, defensible space and you. County of San Diego, Department of Planning and Land Use. 2004.
External links
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