familyBrassicaceae
genusStreptanthus
speciesStreptanthus glandulosus
subspeciesStreptanthus glandulosus subsp. albidus
Difference between revisions of "Streptanthus glandulosus subsp. albidus"
Novon 18: 280. 2008.
Basionym: Streptanthus albidus Greene Pittonia 1: 62. 1887
Synonyms: Euklisia albida (Greene) Greene Streptanthus glandulosus var. albidus (Greene) Jepson
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Revision as of 22:51, 16 December 2019
Stems 3–12 dm, sparsely hirsute proximally, glabrous distally. Cauline leaves: blade conduplicate distally, margins entire, surfaces glabrous. Racemes not secund; rachis straight. Fruiting pedicels 4–8 mm, glabrous. Flowers: sepals greenish white, white, or pale yellow, 7–11 mm, glabrous; petals white (with light brown or purplish veins), 11–17 mm; adaxial filaments 8–10 mm. Fruits divaricate to ascending, straight; valves glabrous. 2n = 28.
Phenology: Flowering Apr–Jul.
Habitat: Rocky, often barren ultramafic grassland openings
Elevation: 100-800 m
Discussion
Of conservation concern.
Subspecies albidus is restricted to about ten populations at the western base of the Mount Hamilton Range, Santa Clara County. It intergrades locally with subsp. glandulosus in flower color.
Selected References
None.
Lower Taxa
None.