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

20b.3g. Atriplex Linnaeus (subg. Obione sect. Obione) subsect. Arenariae (Standley) S. L. Welsh, Rhodora. 102: 423. 2001.

Atriplex [unranked] Arenariae Standley in N. L. Britton et al., N. Amer. Fl. 21: 52. 1916

Plants annual or perennial, erect or decumbent-ascending. Leaves alternate, short petiolate or sessile; blade typically widest at or beyond middle, margin entire or dentate. Staminate flowers in axillary glomerules or glomerules arranged in paniculate spikes. Fruiting bracteoles monomorphic, sessile or subsessile, united at base or to middle, broadest near or beyond base, dentate, faces smooth or tuberculate. Seeds: radicle superior.

Species ca. 12 (8 in the flora): North America, Mexico.

Members of this section occur in or near coastal regions from the eastern United States, south and west along the Gulf Coast, and along the coast and interior of California.


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