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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Caulanthus||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Caulanthus major (M.E. Jones) Payson
Habit: Perennial herb from woody caudex, glabrous, or petioles, sepals occasionally hairy. Stem: erect, 2--10 dm, simple or branched distally (+- inflated). Leaf: basal rosetted, persistent; blade 1--14 cm, entire or dentate to pinnately lobed; distal short-petioled, much reduced, linear to narrowly oblanceolate, entire, base not lobed. Inflorescence: terminal sterile flower cluster 0. Flower: sepals erect, 6.5--9.5 mm, creamy white to purple; petals 11--17 mm, purple, margins not wavy; stamens 4 long, 2 short, filaments free. Fruit: erect to ascending, 4.5--12 cm, 2.2--2.8 mm wide, cylindric or only +- flattened; style 0.05--0.2(0.4) mm, stigma +- 2-lobed, lobes opposite valves; pedicel ascending, 1--6 mm. Seed: 46--58, 2--3.5 mm, oblong; cotyledons entire. Chromosomes: 2n=28.
Ecology: +- dry, generally rocky slopes, sagebrush, pinyon/juniper woodland; Elevation: 1500--3200 m. Bioregional Distribution: n SNH (Alpine Co.), SnGb, SnBr, s MP, e DMtns (Providence, New York mtns); Distribution Outside California: southeastern Oregon, northern and western Nevada, eastern Utah. Flowering Time: May--Jul
Synonyms: Streptanthus major (M.E. Jones) Jeps.; Caulanthus major var. major; Caulanthus major var. nevadensis Rollins
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Caulanthus lemmonii
Next taxon: Caulanthus pilosus
Citation for this treatment: Ihsan A. Al-Shehbaz 2017. Caulanthus major, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=18407, accessed on January 21, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 21, 2017.