Streptanthus glandulosus subsp. glandulosus

Endemic
Synonyms: Euklisia aspera (Greene) Greene Euklisia bakeri Greene Euklisia biolettii (Greene) Greene Euklisia eliator Greene Euklisia violacea Greene Streptanthus albidus subsp. peramoenus Streptanthus asper Greene Streptanthus biolettii Greene Streptanthus mildrediae Greene Streptanthus peramoenus Greene Streptanthus versicolor Greene
Treatment appears in FNA Volume 7. Treatment on page 713. Mentioned on page 712, 714.

Stems 1–10 dm, densely to moderately hirsute proximally, moderately to sparsely so distally. Cauline leaves: blade conduplicate or flat distally, margins entire or denticulate, surfaces densely to sparsely hirsute. Racemes not secund; rachis straight. Fruiting pedicels 3–15 mm, sparsely pubescent or glabrous. Flowers: sepals reddish purple, dark maroon, or lilac-lavender, 5–13 mm, sparsely pubescent or glabrous; petals lavender to purple (with or without darker purple veins), 8–17 mm; adaxial filaments 8–13 mm. Fruits ascending to divaricate or reflexed, straight or arcuate; valves glabrous or sparsely pubescent. 2n = 28.


Phenology: Flowering Apr–Jul.
Habitat: Rocky, often barren, ultramafic or metamorphic (Franciscan formation) slopes, chaparral openings, steep slopes in woodland
Elevation: 0-1400 m

Discussion

As delimited here, subsp. glandulosus is hetero-geneous, with varying flower color, fruit orientation, and indumentum density. It grows in Alameda, Colusa, Contra Costa, Lake, Mendocino, Monterey, Napa, San Benito, San Luis Obispo, Santa Barbara, Santa Clara, Solano, Sonoma, Stanislaus, and Tehama counties.

Selected References

None.

Lower Taxa

None.
Ihsan A. Al-Shehbaz +
Hooker +
0-1400 m +
Rocky, often barren, ultramafic or metamorphic (Franciscan formation) slopes, chaparral openings, steep slopes in woodland +
Flowering Apr–Jul. +
Euklisia aspera +, Euklisia bakeri +, Euklisia biolettii +, Euklisia eliator +, Euklisia violacea +, Streptanthus albidus subsp. peramoenus +, Streptanthus asper +, Streptanthus biolettii +, Streptanthus mildrediae +, Streptanthus peramoenus +  and Streptanthus versicolor +
Streptanthus glandulosus subsp. glandulosus +
Streptanthus glandulosus +
subspecies +