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|Jepson eFlora: Taxon page
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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Streptanthus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Streptanthus vimineus (Greene) Al-Shehbaz & D.W. Taylor
Habit: Annual, glabrous except occasionally sepals. Stem: erect, 1--7.5 dm, branched above base. Leaf: basal not rosetted, early-deciduous, narrowly ovate to oblong, entire; mid-cauline sessile, 2--12 cm, linear to narrowly lance-linear, entire, base lobed; distal similar, reduced. Inflorescence: open, generally 1-sided; terminal sterile flower cluster 0. Flower: calyx urn-shaped, sepals 6--8 mm, lance-ovate, keeled, recurved at tip, +- green to +- purple (sparsely hairy); petals 8--12 mm, 2--3 mm wide, unequal, adaxial pair > lower, not crinkled, white, veins purple; filaments in 3 pairs of unequal length; longest pair completely fused, 7--11 mm, recurved, lower pair 4--7 mm, fused proximally; fertile anthers 2--2.7 mm. Fruit: spreading, 3.5--6.5 cm, 1--1.2 mm wide, recurved, +- constricted between seeds; valves glabrous, midvein obscure; stigma entire; pedicel spreading, 1--3(6) mm, straight. Seed: 28--40, 1--1.5 mm, narrowly oblong; wing 0--0.1 mm wide at tip.
Ecology: Serpentine grassland, ridges, barrens, openings in chaparral; Elevation: 250--800 m. Bioregional Distribution: NCoRI (Colusa, Lake, Napa cos.). Flowering Time: May--Jul
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Streptanthus vernalis
Next taxon: Strigosella
Citation for this treatment: Ihsan A. Al-Shehbaz 2017. Streptanthus vimineus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=88833, accessed on April 26, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 26, 2017.