Pattalias paluster (Pursh) Fishbein. Swallow-wort, Marsh Cynanchum. Phen: (Feb-) Apr-Oct (-Nov); (Feb-) May-Nov. Hab: Coastal hammocks, edges of marshes, generally or always on barrier islands. Dist: E. NC (Dare County) south to s. FL, west to s. TX; Bahamas and West Indies; Mexico and Belize.

Origin/Endemic status: Native

Taxonomy Comments: See Krings (2005) for a discussion of typification. See Fishbein (2017) for a discussion of the nomenclature and taxonomy of this species.

Other Comments: Pursh's original description (as Ceropegia palustris) succinctly captures the habit and habitat of this species: "in salt marshes, winding around Scirpi and Junci: Carolina" (Pursh 1814 [1813]).

Synonymy: = FNA14; = Cynanchum angustifolium Pers. – Bah, GW2, K1, Tx, WH3; = Cynanchum palustre (Pursh) Heller – RAB; = Funastrum angustifolium (Pers.) Liede & Meve – K3, Liede & Meve (2002); = Lyonia palustris (Pursh) Small – S; = Pattalias palustre (Pursh) Fishbein – Fishbein (2017), orthographic variant; = Seutera angustifolia (Pers.) Fishbein & W.D.Stevens – Fl5, Meso4.1, Mex, WI, Fishbein & Stevens (2005)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW (name change)
• Great Plains: OBL (name change)

Heliophily: 9