''Pattalias palustris'' is a plant species in the family

Apocynaceae Apocynaceae (, from '' Apocynum'', Greek for "dog-away") is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison. Notable mem ...

, also known as Gulf Coast swallow wort. It is native to the southeastern United States from North Carolina to Texas, and to Mexico, Belize, Cuba, the Bahamas, Turks and Caicos Islands, and Cayman Islands. A perennial vine, it is found in areas of dunes, salt marsh, and coastal hammock within

Florida Florida ( ; ) is a U.S. state, state in the Southeastern United States, Southeastern region of the United States. It borders the Gulf of Mexico to the west, Alabama to the northwest, Georgia (U.S. state), Georgia to the north, the Atlantic ...

and

Alabama Alabama ( ) is a U.S. state, state in the Southeastern United States, Southeastern and Deep South, Deep Southern regions of the United States. It borders Tennessee to the north, Georgia (U.S. state), Georgia to the east, Florida and the Gu ...

. It was originally known as ''Cynanchum angustifolium'' and subsequently known as ''Seutera angustifolia'' before it was reclassified as ''Pattalias palustris'' by Fishbein in 2017.

References

{{Taxonbar, from1= Q90568894, from2=Q58740382 Asclepiadoideae Flora of Northern America