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FNA | Family List | FNA Vol. 4 | Chenopodiaceae | Chenopodium

10b. Chenopodium polyspermum Linnaeus var. acutifolium (Smith) Gaudin, Fl. Helv. 2: 259. 1828.

Chenopodium acutifolium Smith, Comp. Fl. Brit., 42. 1800

Plants upright (proximal branches often nearly prostrate). Leaf blades becoming red at maturity, apex usually acute. Inflorescences condensed, spikelike panicles, terminal and axillary.

Fruiting summer-fall. Moist disturbed soils, gardens, waste areas, alluvial plains; 10-500 m; introduced; N.B., Ont., Que., Sask.; Maine, Mass., Mich., N.Y., Oreg., Wis.; native to Europe, n Asia; introduced in many other regions of the world.


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