- Amplicephalus littoralis, Deltocephalus littoralis
- Aristolochia elegans, Dutchmans Pipe;Calico-flower;Aristolochia littoralis DParodi;Calico flower;Dutchmans pipe;Sisblom;Elegant dutchmans pipe;Elegant Dutchmans pipe;Aristolochia littoralis
- Austrofestuca littoralis, Beach Fescue;Coast Fescue;Festuca littoralis Labill;Festuca littoralis Labill var littoralis;Schedonorus littoralis Labill PBeauv;Schedonorus littoralis Labill PBeauv var littoralis;Triodia billarderei Spreng;Arundo triodiodes Trin;Schedonorus billardierianus Nees;Poa triodioides Zotov;Festuca triticoides Steud;Schedonorus littoralis var triticoides Benth;Festuca littoralis var triticoides Benth Buchanan;Festuca pubinervis Vickery;Austrofestuca pubinervis Vickery BKSimon;Austrofestuca triticoides Steud EBAlexeev
- Fimbristylis miliacea, Grass-like fimbry;Fimbristylis littoralis;Scirpus miliaceus;Trichelostylis miliacea;Isolepis miliacea
- Ipomoea imperati, Beach morning-glory;Ipomoea littoralis;Convolvulus stoloniferus;Ipomoea stolonifera;Convolvulus littoralis;Convolvulus imperati;Beach Morning-glory;Ipomoea stolonifera JF Gmel
- Samolus repens, Creeping Brookweed;Sheffieldia repens JRForst & GForst;Sheffieldia incana Labill;Samolus littoralis RBr;Samolus littoralis var incana Labill Duby;Samolus littoralis RBr var littoralis;Samolus bickfordiana WFitzg;Samolus ambiguus RBr;Samolus parviflorus Nees
- Sporobolus virginicus, Coastal Rat-tail Grass;Salt Couch Grass;Sand Couch;Salt-couch;Marine Couch;Salt Couch;Salt-marsh Couch-grass;Saltwater Couch;Agrostis virginica L;Vilfa virginica L PBeauv;Vilfa intermedia Trin;Vilfa matrella Nees sensu Nees von Esenbeck, CGD 1829;Sporobolus matrella Nees sensu Nees von Esenbeck, CGD 1841;Sporobolus benthamii var robustus Domin;Sporobolus benthami var robustus orth var Domin sensu Domin, K 1915;Seashore Dropseed;Seashore dropseed;Agrostis littoralis;Sporobolus littoralis
- Tephrosia cinerea, Ashen hoarypea;Tephrosia cinerea var littoralis;Tephrosia littoralis;Galega cinerea;Vicia littoralis
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