Streptanthus is a genus of plants within the family Brassicaceae. There are 56 known species within the genus Streptanthus, distributed through the western and south-central United States and northern Mexico. The common names for this genus are twistflower and jewelflower. 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 and subspecies
56 species are accepted. The following are some of the species (or subspecies) of the genus Streptanthus (county locations are not intended to be exhaustive):
- Streptanthus amplexicaulis
- Streptanthus anceps
- Streptanthus anomalus
- Streptanthus barbatus âÂÂàPacific jewelflower
- Streptanthus barbiger âÂÂàBearded jewelflower
- Streptanthus barnebyi
- Streptanthus batrachopus âÂÂàMt. Tamalpais jewelflower
- Streptanthus bernardinus âÂÂàLaguna Mountain jewelflower
- Streptanthus brachiatus âÂÂàSocrates Mine jewelflower
- Streptanthus bracteatus âÂÂàBracted twistflower
- Streptanthus breweri âÂÂàBrewer's jewelflower
- Streptanthus californicus
- Streptanthus callistus âÂÂàMt. Hamilton jewelflower
- Streptanthus campestris âÂÂàSouthern jewelflower
- Streptanthus carinatus âÂÂàLyreleaf jewelflower
- Streptanthus cooperi
- Streptanthus cordatus âÂÂàHeartleaf twistflower
- Streptanthus coulteri
- Streptanthus crassicaulis
- Streptanthus cutleri âÂÂàCutler's jewelflower
- Streptanthus diversifolius âÂÂàVariableleaf jewelflower
- Streptanthus drepanoides âÂÂàSicklefruit jewelflower
- Streptanthus farnsworthianus âÂÂàFarnsworth's jewelflower
- Streptanthus fenestratus âÂÂàTehipite Valley jewelflower (Fresno County, California)
- Streptanthus flavescens
- Streptanthus glandulosusàâÂÂàBristly jewelflower, common jewelflower (Mendocino County to San Luis Obispo County, California)
- Streptanthus glandulosus subsp. albidus â Metcalf Canyon jewelflower (Santa Clara County, California), endangered
- Streptanthus glandulosus subsp. arkii
- Streptanthus glandulosus subsp. glandulosus
- Streptanthus glandulosus var. hoffmanii
- Streptanthus glandulosus subsp. josephinensis
- Streptanthus glandulosus subsp. niger âÂÂàTiburon jewelflower (Marin County, California), endangered
- Streptanthus glandulosus subsp. pulchellus
- Streptanthus glandulosus subsp. raichei
- Streptanthus glandulosus subsp. secundus
- Streptanthus glandulosus subsp. sonomensis
- Streptanthus glaucus
- Streptanthus gracilis âÂÂàAlpine jewelflower
- Streptanthus hallii
- Streptanthus hammittii , Hammitt's clay-cress (Riverside and San Diego counties, California)
- Streptanthus hesperidis
- Streptanthus heterophyllus
- Streptanthus hispidus âÂÂàMt. Diablo jewelflower (Contra Costa County, California)
- Streptanthus howellii âÂÂàHowell's jewelflower
- Streptanthus hyacinthoides âÂÂàSandhill twistflower (Texas, Arkansas, Louisiana, Oklahoma, Nebraska)
- Streptanthus inflatus
- Streptanthus insignis âÂÂàPlumed jewelflower
- Streptanthus juneae (San Bernardino Mountains, San Bernardino County, California)
- Streptanthus lasiophyllus
- Streptanthus lemmonii
- Streptanthus longisiliquus âÂÂàLongfruit jewelflower
- Streptanthus maculatus âÂÂàClasping jewelflower, type species, (Arkansas, Oklahoma, Texas)
- Streptanthus major
- Streptanthus medeirosii (Tehachapi Mountains, Kern County, California)
- Streptanthus morrisonii âÂÂàMorrison's jewelflower
- Streptanthus oblanceolatus
- Streptanthus oliganthus âÂÂàMasonic Mountain jewelflower
- Streptanthus petiolaris
- Streptanthus pilosus
- Streptanthus platycarpus
- Streptanthus polygaloides âÂÂàMilkwort jewelflower
- Streptanthus simulans
- Streptanthus squamiformis
- Streptanthus tortuosus âÂÂàMountain jewelflower, shieldplant
- Streptanthus vernalis âÂÂàEarly jewelflower
- Streptanthus vimineus
Formerly placed here
- Streptanthella longirostris (as Streptanthus longirostris ) âÂÂàlongbeak streptanthella, streptanthella (western US and northwestern Mexico)
References
External links