Difference between revisions of "Atriplex obovata"
Chenop. Monogr. Enum., 61. 1840.
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|genus=Atriplex | |genus=Atriplex | ||
|subgenus=Atriplex subg. Pterochiton | |subgenus=Atriplex subg. Pterochiton | ||
Revision as of 20:02, 24 September 2019
Subshrubs, dioecious, clump forming, mainly 2–8 dm and as wide, woody at base. Stems stiffly erect; branchlets terete. Leaves tardily deciduous, alternate or proximal-most subopposite, shortly petiolate; blade gray green, oblong-ovate to elliptic or orbiculate, 8–30(–35) × 6–20 mm, margin entire or rarely dentate, apex rounded to retuse or obtuse. Staminate flowers yellow, in clusters 2–3 mm wide, borne in panicles 6–30 cm. Pistillate flowers in small, very numerous glomerules in axils of elongated, terminal leafy-bracteate spikes or finally paniculate. Fruiting bracteoles sessile or substipitate, 4–5 × 5–9 mm, base broadly cuneate, margin sharply toothed, apical tooth subtended by 2–6 equal or smaller teeth, faces smooth or rarely tuberculate. Seeds brown, 2.4–2.8 mm.
Phenology: Flowering summer–fall.
Habitat: Fine-textured substrates, with salt desert shrub and lower pinyon-juniper communities
Elevation: 1500-2000 m
Distribution
Ariz., Colo., N.Mex., Tex., Utah, Mexico.
Discussion
Selected References
None.