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|Jepson eFlora: Taxon page
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|Family: Chenopodiaceae||View Description||Dichotomous Key|
|Genus: Chenopodium||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Chenopodium album L.
Habit: Annual 18--100 cm, many-branched. Leaf: blade 15--70 mm, ovate to +- diamond-shaped, irregularly toothed (except entire distally), dull-green adaxially, powdery abaxially. Inflorescence: clusters or flower 1, in axillary and terminal branched spikes, branches straight. Flower: sepals ovate, white-margined, generally keeled, powdery, generally enclosing fruit, tip obtuse; stamens 5. Fruit: 1--1.5 mm diam; wall generally free, or free in age, generally papillate (smooth). Seed: horizontal, +- spheric or oval-lenticular, margin rounded; seed coat generally grooved, netted, occasionally smooth. Chromosomes: 2n=54.
Ecology: Common. Disturbed areas, fields; Elevation: < 1800 m. Bioregional Distribution: CA; Distribution Outside California: +- temperate worldwide; probably native to Europe. Flowering Time: Jun--Oct Note: Widespread, polymorphic sp., probably with several distinct varieties. R esembles Chenopodium berlandieri, Chenopodium missouriense, Chenopodium strictum.
eFlora Treatment Author: Steven E. Clemants & Nuri Benet-Pierce
Jepson Online Interchange
Previous taxon: Chenopodium
Next taxon: Chenopodium atrovirens
Citation for this treatment: Steven E. Clemants & Nuri Benet-Pierce 2016. Chenopodium album, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=19131, accessed on July 25, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on July 25, 2016.