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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Caulanthus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Caulanthus californicus (S. Watson) Payson
Habit: Annual, +- glabrous, or sparsely bristly proximally. Stem: decumbent to erect, 0.9--5.5 dm, generally branched distally. Leaf: basal rosetted, 1--11 cm, oblanceolate, coarsely dentate to shallowly lobed; cauline sessile, ovate to +- round, entire to coarsely dentate, base lobed to clasping. Inflorescence: terminal sterile flower cluster present. Flower: sepals erect to ascending, 4--9(11) mm, keeled; petals 5.5--12 mm, margins wavy, +- white, veins purple; filaments in 3 pairs of unequal length, free or longest pair fused. Fruit: ascending to reflexed, 1.7--5 cm, 3.5--6 mm wide, flat perpendicular to septum; style 0.2--2.7 mm, stigma strongly 2-lobed, lobes opposite valves; pedicel reflexed to ascending, 2--11 mm. Seed: 46--100, 1--1.6 mm wide, +- spheric; cotyledons deeply 3-lobed. Chromosomes: 2n=28.
Ecology: Flats, slopes, generally in non-alkaline grassland; Elevation: 70--1000 m. Bioregional Distribution: s SnJV, WTR. Flowering Time: Feb--Apr Note: Formerly more widespread in s San Joaquin Valley.
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Caulanthus anceps
Next taxon: Caulanthus cooperi
Citation for this treatment: Ihsan A. Al-Shehbaz 2016. Caulanthus californicus, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=18410, accessed on May 03, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 03, 2016.