Streptanthus
Streptanthus is a genus within the mustard family, Brassicaceae.[1] There are about 35 known species within the Streptanthus genus, distributed mostly throughout western North America.[2] The common names for this genus are Jewelflower and Twistflower. Twenty-four of the species and eleven lesser taxa occur in California, thirty-two of which are California endemics; seventeen of these California taxa are classified as rare plants.
Species or subspecies
The following are some of the species (or subspecies) of the genus Streptanthus (County locations are not intended to be exhaustive):
- Streptanthus albidus, Metcalf Canyon Jewelflower
- Streptanthus barbatus, Pacific Jewelflower
- Streptanthus barbiger, Bearded Jewelflower
- Streptanthus batrachopus, Mt. Tamalpais Jewelflower
- Streptanthus bernardinus, Laguna Mountain Jewelflower
- Streptanthus brachiatus, Socrates Mine Jewelflower
- Streptanthus breweri, Brewer's Jewelflower
- Streptanthus callistus, Mt. Hamilton Jewelflower
- Streptanthus campestris, Southern Jewelflower
- Streptanthus carinatus, Lyreleaf Jewelflower
- Streptanthus cordatus, Heartleaf Twistflower
- Streptanthus diversifolius, Variableleaf Jewelflower
- Streptanthus drepanoides, Sicklefruit Jewelflower
- Streptanthus farnsworthianus, Farnsworth's Jewelflower
- Streptanthus fenestratus, Tehipite Valley Jewelflower (Fresno County, California)
- Streptanthus glandulosus, Bristly Jewelflower, Common Jewelflower (Mendocino County to San Luis Obispo County, California)[4]
- Streptanthus gracilis, Alpine Jewelflower
- Streptanthus hispidus, Mt. Diablo Jewelflower (Contra Costa County, California)
- Streptanthus howellii, Howell's Jewelflower
- Streptanthus insignis, Plumed Jewelflower
- Streptanthus longisiliquus, Longfruit Jewelflower
- Streptanthus morrisonii, Morrison's Jewelflower
- Streptanthus niger, Tiburon Jewelflower (Marin County, California), endangered
- Streptanthus oliganthus, Masonic Mountain Jewelflower
- Streptanthus polygaloides, Milkwort Jewelflower
- Streptanthus tortuosus, Mountain Jewelflower, Shieldplant
- Streptanthus vernalis, Early Jewelflower
References
- ^ Kruckeberg & Morrison 1983 Madroño 30:230–244
- ^ Flora of North America: Streptanthus
- ^ Andy Kratter, Summary of Rare Plant Search along the Western California University Access Road Alignment, Los Gatos, County of Santa Clara, California, prepared for City of Los Gatos and State of California Environmental Clearinghouse, Earth Metrics Inc. Report 7965.W0, May, 1989
- ^ David Rogers, The Double Cone Register, Vol IX, no. 1, Spring, 2006
External links