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|Jepson eFlora: Taxon page
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|Family: Brassicaceae (Cruciferae)||View Description||Dichotomous Key|
|Genus: Rorippa||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Rorippa sphaerocarpa (A. Gray) Britton
Habit: Annual (biennial). Stem: decumbent or erect, 1--4(5.5) dm, simple or base few- to many-branched, branched distally; proximally stiff hairy. Leaf: basal rosetted, early-deciduous; proximal, mid-cauline pinnately lobed to divided, (3.5)4.5--9(12) cm, oblong to oblanceolate, short-petioled to sessile, base lobed; lateral lobes oblong to ovate, crenate to +- entire, smaller than terminal lobe. Inflorescence: elongated. Flower: sepals ascending, 0.7--1.3 mm, oblong to ovate; petals 0.6--1.2 mm, 0.2--0.5 mm wide, oblanceolate to spoon-shaped. Fruit: silicle, 1.2--2.5(3) mm wide, +- spheric, valves glabrous; style 0.1--0.7(1) mm; pedicels spreading to +- reflexed, 1.5--3.7(4.3) mm, slender, straight or recurved. Seed: 20--42, 0.5--0.7 mm, broadly reniform.
Ecology: Uncommon. Lake margins, muddy streambanks, moist ground; Elevation: 1200--3300 m. Bioregional Distribution: SnBr, SnJt; Distribution Outside California: to Idaho, Colorado, Texas, north-central Mexico. Flowering Time: May--Aug
Unabridged Note: Doubtfully present in California.
eFlora Treatment Author: Ihsan A. Al-Shehbaz
Jepson Online Interchange
Previous taxon: Rorippa sinuata
Next taxon: Rorippa subumbellata
Citation for this treatment: Ihsan A. Al-Shehbaz 2017. Rorippa sphaerocarpa, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=41601, accessed on January 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 24, 2017.