Chenopodium polyspermum var. acutifolium

(Smith) Gaudin

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.

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

V4 533-distribution-map.gif

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.
Steven E. Clemants +  and Sergei L. Mosyakin +
(Smith) Gaudin +
Chenopodium acutifolium +
N.B. +, Ont. +, Que. +, Sask. +, Maine +, Mass. +, Mich. +, N.Y. +, Oreg. +, Wis. +, native to Europe +, n Asia +  and introduced in many other regions of the world. +
10-500 m +
Moist disturbed soils, gardens, waste areas, alluvial plains +
Fruiting summer–fall. +
Introduced +
Chenopodium polyspermum var. acutifolium +
Chenopodium polyspermum +
variety +