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|Jepson eFlora: Taxon page
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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Caulanthus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Caulanthus pilosus S. Watson
Habit: Biennial to weak perennial herb; moderately to densely hairy. Stem: erect to ascending, 2--12 dm, not inflated, simple or branched distally. Leaf: petiole 1--8 cm; proximal blades 2--24 cm, oblanceolate to oblong in outline, pinnately lobed, lobes dentate; distal cauline linear to narrowly oblanceolate, entire or dentate, base not lobed. Inflorescence: terminal sterile flower cluster 0. Flower: sepals 4.5--9.5 mm, +- green to purple; petals 7--12 mm, +- white or +- purple, margins wavy; stamens 4 long, 2 short, filaments free. Fruit: ascending to spreading, 2--18 cm, 1--1.5 mm wide, generally curved; style 0.1--0.3(1) mm, stigma +- 2-lobed; pedicel ascending, 4--18 mm. Seed: 152--198, 1--2 mm, oblong; cotyledons entire.
Ecology: Uncommon. Open, dry areas, flats, rocky slopes, sagebrush scrub, pinyon/juniper woodland; Elevation: 600--2800 m. Bioregional Distribution: c&s SNH (e slope), s MP (Honey Lake), SNE, n DMtns; Distribution Outside California: to southeastern Oregon, southern Idaho, western Utah. Flowering Time: Mar--Jul
Unabridged Synonyms: Streptanthus pilosus (S. Watson) Jeps.
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Caulanthus major
Next taxon: Caulanthus simulans
Citation for this treatment: Ihsan A. Al-Shehbaz 2017. Caulanthus pilosus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=18408, accessed on February 25, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 25, 2017.