Atriplex mucronata Rafinesque. Subgenus: Obione. Section: Obione. Subsection: Arenariae. Seabeach Orach, Quelite. Phen: Jul-frost. Hab: Ocean beaches, island-end flats. Dist: NH south to FL west to TX; Bahamas.

Origin/Endemic status: Native

Taxonomy Comments: This species and A. pentandra are closely related, and have been variously treated as species, subspecies, varieties, and forms.

Synonymy: = FNA4, NY, Va; = Atriplex arenaria Nutt. – Tx; < Atriplex arenaria Nutt. – Bah, C, F, G, GW2, RAB, S, S13, Tat, Clemants (1992); < Atriplex cristata Humboldt and Bonpland ex Willd. – K1, NE; < Atriplex mucronata Raf. – K2, K4; < Atriplex pentandra (Jacq.) Standl. ssp. arenaria H.M.Hall & Clem.

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Great Plains: FAC (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)

Heliophily: 9