familyChenopodiaceae
genusChenopodium
subgenusChenopodium subg. Chenopodium
subsectionChenopodium subsect. Polysperma
speciesChenopodium polyspermum
Chenopodium polyspermum var. acutifolium
Fl. Helv. 2: 259. 1828.
Introduced
Basionym: Chenopodium acutifolium Smith Comp. Fl. Brit., 42. 1 800
Treatment appears in FNA Volume 4. Treatment on page 286.
Revision as of 22:59, 5 November 2020 by imported>Volume Importer
Plants upright (proximal branches often nearly prostrate). Leaf blades becoming red at maturity, apex usually acute. Inflorescences condensed, spikelike panicles, terminal and axillary.
Phenology: Fruiting summer–fall.
Habitat: Moist disturbed soils, gardens, waste areas, alluvial plains
Elevation: 10-500 m
Distribution
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.
Discussion
Selected References
None.
Lower Taxa
None.