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Chenopodium berlandieri var. boscianum (Moq.) Wahl
Family: Amaranthaceae
Chenopodium berlandieri var. boscianum image
Leaf blades rhombic-triangular or ovate-lanceolate, (1-)2-4 cm, not 3-lobed or only slightly so, margins dentate or distally entire. Inflorescences erect, delicate, becoming bractless distally. Seeds 1-1.3 mm diam. Fruiting Aug-Sep. Beaches, sandy soils, or marshes; 0-10 m; Ala., Fla., Ga., La., Miss., N.J., N.Y., Pa., S.C., Tex., Va., W.Va.
Annual herb 10 cm - 1 m tall Stem: white-mealy. Leaves: alternate, stalked, 1 - 4 cm long, diamond-triangular or egg- lance-shaped, sometimes toothed near the apex, not lobed (or just slightly so), white-mealy. Inflorescence: a dense, irregularly rounded cluster of flowers (glomerule), which together form a delicate, upright spike. Flowers: greenish, small, with five nearly distinct sepals and no petals. Sepals often prominently keeled, white-mealy. Stamens five. Stigmas two. Fruit: one-seeded (achene or utricle), sometimes enclosed in the persistent, incurved sepals, blackish, depressed egg-shaped, thin-walled. Wall (pericarp) adherent or non-adherent to the seed, honeycomb-like. Seed brown, 1 - 1.3 mm wide, round, round-margined, honeycomb-like.

Similar species: No information at this time.

Flowering: late June to mid-October

Habitat and ecology: Introduced from Europe. A weed of cultivated and waste ground.

Occurence in the Chicago region: non-native

Etymology: Chenopodium comes from the Greek words chen, meaning goose, and podion, meaning "little foot," referring to the leaf shape of some species. Berlandieri is named after Jean Louis Berlandier (1805-1851), the botanist who discovered the species.

Author: The Morton Arboretum

Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Mona Terwedow  
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Mona Terwedow  
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Mona Terwedow  
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Mona Terwedow  
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image
Chenopodium berlandieri var. boscianum image