Difference between revisions of "Chenopodium pratericola"

Revision as of 23:24, 16 December 2019

Copyright: Flora of North America Association

Stems strictly erect, simple or branching above, 2–8 dm, moderately to densely farinose. Leaves nonaromatic; petiole 0.4–1 cm; blade linear to narrowly lanceolate, or oblong-elliptic, (1- or)3-veined, 1.5–4.2(–6) × 0.4–1(–1.4) cm, thick and somewhat fleshy, base cuneate, margins entire or with pair of lobes near base, apex acute, abaxial surface densely to sparingly white-mealy. Inflorescences glomerules in terminal and axillary panicles, 1–13 × 0.15–0.5 cm; glomerules usually densely disposed, maturing irregularly; bracts leaflike. Flowers: perianth segments (4–)5, distinct nearly to base; lobes oblong-ovate, 0.8–1 × 0.5–0.7 mm, apex obtuse, rounded or emarginate, strongly keeled along midvein, densely farinose, usually spreading from fruit; stamens (4–)5; stigmas 2, 0.2 mm. Utricles ovoid; pericarp nonadherent, smooth. Seeds round, 0.9–1.3 mm diam., margins rounded; seed coat black, rugulate. 2n = 18.

Phenology: Fruiting early summer–fall.
Habitat: Open sandy soils, pinyon woodlands, sagebrush, often in saline or alkaline habitats
Elevation: 0-2400 m

Alta., B.C., Man., N.W.T., Ont., Sask., Yukon, Alaska, Ariz., Calif., Colo., Conn., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Maine, Md., Mass., Minn., Mo., Mont., Nebr., Nev., N.H., N.J., N.Mex., N.Y., N.C., N.Dak., Okla., Oreg., Pa., R.I., S.C., S.Dak., Tex., Utah, Vt., Va., Wash., Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa