|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Lepidium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Lepidium perfoliatum L.
Habit: Annual, biennial, glaucous, glabrous or sparsely hairy proximally. Stem: erect, (0.7)1.5--4.3(5.6) dm, branched distally. Leaf: rosetted, (1)3--8(15) cm, 2--3-pinnately lobed or divided, lobes linear to oblong, entire; middle, distal cauline sessile, (0.5)1--3(4) cm, ovate to cordate or +- round, deeply cordate-clasping, entire. Inflorescence: elongated; rachis glabrous. Flower: sepals 0.8--1(1.3) mm; petals 1--1.5(1.9) mm, 0.2--0.5 mm wide, narrowly spoon-shaped, pale yellow; stamens 6. Fruit: 3--4.5(5) mm, 3--4.1 mm wide, round to widely obovate, flat, tip winged, notch 0.1--0.3 mm; valves smooth, glabrous, not veined; style 0.1--0.4 mm, +- exserted beyond notch; pedicel generally spreading, 3--6(7) mm, cylindric, glabrous. Seed: 1.6--2.3 mm, ovate. Chromosomes: 2n=16.
Ecology: Roadsides, fields, pastures, meadows, woodland, sagebrush flats; Elevation: < 2450 m. Bioregional Distribution: NCoRI, CaR, n SNH, GV, SCoRI, GB, D; Distribution Outside California: widespread North America; native to Eurasia, northern Africa. Flowering Time: Mar--Jun
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Lepidium oxycarpum
Next taxon: Lepidium pinnatifidum
Citation for this treatment: Ihsan A. Al-Shehbaz 2017. Lepidium perfoliatum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=30555, accessed on April 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 24, 2017.