Plants of the southwestern coastal region of Louisiana
Salt (Saline) Marsh. 10.0 ppt and above
Batis maritima L. saltwort; turtleweed
Distichlis spicata (L.) Greene saltgrass; inland saltgrass
Juncus roemarianus Scheele needlerush; black rush
Spartina alterniflora Loisel. smooth cordgrass
Iva frutescens L. shrubby marsh alder; Jesuit's bark;
upper edges of brackish marsh
Lycium carolinianum Walt. Christmas berry; Carolina desert-thorn;
upper edges of brackish marsh
Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller
chairmaker's bulrush
Scirpus americanus, Scirpus olneyi
Distichlis spicata (L.) Greene saltgrass; inland saltgrass
Intermediate
marsh. 0.5 to 3.5 ppt.
Cladium mariscus (L.) Pohl ssp. jamaicense (Crantz) Kükenth.
Jamaica swamp sawgrass
Cladium jamaicense Crantz
Echinochloa walteri (Pursh) Heller Walter’s millet; coast cockspur grass
Phragmites australis (Cav.) Trin. ex Steud. common reed
Sagittaria lancifolia L. bulltongue arrowhead
Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller three-square rush
Scirpus americanus, Scirpus olnei E. & G.
Schoenoplectus californicus (C.A. Mey.) Palla California bulrush
Scirpus californicus (C.A. Mey.) Steud.
Schoenoplectus pungens (Vahl) Palla common
threesquare
Scirpus pungens Vahl
Schoenoplectus robustus (Pursh) M.T.
Strong sturdy bulrush
Scirpus robustus Pursh
Schoenoplectus tabernaemontani (K.C. Gmel.) Palla softstem bulrush
Schoenoplectus validus (Vahl) A.& D. Löve
Scirpus tabernaemontani K.C. Gmel.
Scirpus validus Vahl
Setaria magna Griseb. giant bristlegrass
Typha latifolia L. common cattail
Miscellaneous:
Aster subulatus Michx. saltmarsh aster
Aster tenuifolius L. saline aster
Batis maritima L. saltwort
Borrichia frutesens (L.) DC. sea ox-eye daisy
Chloracantha spinosa (Benth.) Nesom spiny chloracantha
devil-weed; spiny aster
Eustoma exaltatum (L.) Salisb. ex G. Don catchfly prairie gentian
Hibiscus lasiocarpus Cav. woolly rose mallow
Kosteletzyka virginica (L.) Gray saltmarsh mallow
Rayjacksonia phyllocephala (DC.) R.L. Hartman & M.L. Lane camphor daisy
Salicornia bigelovii Torr. Annual glasswort
Salicornia virginica L. creeping glasswort
Solidago sempervirens L. seaside goldenrod
Suaeda linearis (Ell.) Moq. seablight
Sesuvium maritimum (Walt.) BSP sea purslane
Baccharis halimifolia L. eastern baccharis; saltbush
chairmaker's bulrush
Iva annua L. annual marshelder
Juncus effusus L. common rush
Sagittaria latifolia Willd. arrowhead
Salix nigra L. black willow
Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller
Schoenoplectus tabernaemontani (K.C. Gmel.) Palla softstem bulrush
Schoenoplectus validus (Vahl) A.& D. Löve
Scirpus americanus, Scirpus olneyi, Scirpus robustus
Scirpus tabernaemontani K.C. Gmel.
Scirpus validus Vahl
Typha latifolia L. cattail
Alternanthera philoxeroides (Mart.) Griseb. alligatorweed
Cyperus spp. flatsedges
Eleocharis spp. spikerushes
Juncus effusus L. soft-stem rush
Juncus spp. rushes
Panicum hemitomon J.A. Schultes maidencane
Pontederia cordata L. pickerelweed
Rhynchospora spp. beaksedges
Sagittaria lancifolia L. bulltongue arrowhead
Sagittaria latifolia Willd. arrowhead
Thalia dealbata Fraser ex Roscoe powdery alligator-flag; powdery thalia
Typha latifolia L. cattail
Aquatics:
Floating aquatics:
Lemna (and other Lemnaceae) duckweeds
Eichhornia crassipes (Mart.) Solms common water hyacinth
Ceratophyllum spp. coontails
Utricularia spp. Bladderworts
*Azolla caroliniana
Willd. Carolina mosquitofern
*Salvinia minima Baker water spangles
Emersed and emergent aquatics:
Bacopa caroliniana (Walt.) B.L. Robins. blue waterhyssop
Crinum americanum L. seven sisters
Ipomoea sagittata Poir. saltmarsh morning-glory
Nymphaea elegans Hook. Blue waterlilly
*Nymphaea mexicana Zucc. yellow waterlily
*Nymphaea odorata Ait. American white waterlily
Hydrocotyle ranunculoides L. f. floating marshpennywort
*Nelumbo lutea Willd. American lotus
*Limnobium spongia (Bosc) L.C. Rich. ex Steud. frogbit; spongeplant
*Pontederia cordata L. pickerelweed
Alternanthera philoxeroides (Mart.) Griseb. alligatorweed
*Polygonum spp. smartweeds
*Polygonum hydropiperoides Michx. swamp smartweed
*Ludwigia spp. water primroses
Ludwigia uruguayensis (Camb.) Hara Uruguayan primrose-willow
Sagittaria spp. arrowheads; bultongues
Sagittaria
lancifolia L. bulltongue arrowhead
Sagittaria latifolia Willd. broadleaf arrowhead
Sphenoclea zeylanica Gaertn.
chickenspike
*Brasenia schreberi J.F. Gmel. watershield
Nymphoides aquatica (J.F. Gmel.) Kuntze big floatingheart
Nymphoides cordata (Ell.) Fern. little floatingheart
Typha latifolia L.? cattail
*Typha domingensis Pers.
southern cattail
Cyperus spp. flatsedges
Rhynchospora beaksedges
Eleocharis spikesedges
Vigna luteola (Jacq.) Benth. hairypod cowpea
Submersed aquatics:
Najas guadalupensis (Spreng.) Magnus southern waternymph
Myriophyllum spp. watermilfoil
Heteranthera limosa (Sw.) Willd. blue mudplantain
Hydrilla verticillata (L. f.) Royle hydrilla; waterthyme
Egeria densa Planch. egeria; Brazilian waterweed
Ceratophyllum spp. coon’s tail; hortworts
*Ottelia alismoides (L.) Pers. ducklettuce
Proserpinaca spp. mermaidweed
Potamogeton spp. pondweed
*Vallisneria americana Michx. American eelgrass
*Cabomba caroliniana Gray Carolina fanwort
Dune plants:
Eragrostis secundiflora J. Presl ssp. oxylepis (Torr.) S.D. Koch red lovegrass
Panicum amarum Ell. var. amarum bitter panicgrass
Salicornia bigelovii Torr. Annual glasswort
Salicornia virginica L. creeping glasswort
Sesuvium maritimum (Walt.) B.S.P. slender seapurslane
Sesuvium portulacastrum (L.) L. shoreline seapurslane
Sporobolus virginicus (L.) Kunth seashore dropseed
Uniola paniculata L. seaoats
Woody plants:
Trees:
Quercus virginiana P. Mill. live oak; Cheniers and bayous
Acacia farnesiana (L.) Willd. sweet acacia;
Acacia smallii Isely
Celtis laevigata Willd. Sugarberry; Cheniers and bayous
Ferns:
*Azolla caroliniana
Willd. Carolina mosquitofern
*Salvinia minima Baker water spangles
Shrubs:
*Baccharis halimifolia L. eastern baccharis; saltbush; widespread
*Iva frutescens L. shrubby marsh alder; Jesuit's bark;
upper edges of brackish marsh
Lycium carolinianum Walt. Christmas berry; Carolina desert-thorn;
upper edges of brackish marsh
Grasses (Poaceae):
Distichlis spicata (L.) Greene saltgrass; inland saltgrass
Echinochloa walteri (Pursh) Heller Walter’s millet; coast cockspur grass
*Echinochloa muricata (Beauv.)
Fern.? rough barnyardgrass
Eragrostis secundiflora J. Presl ssp. oxylepis (Torr.) S.D. Koch red lovegrass
Panicum amarum Ell. var. amarum bitter panicgrass
*Panicum repens L. torpedo grass
*Paspalum vaginatum L. seashore paspalum
Phragmites australis (Cav.) Trin. ex Steud. common reed
*Sacciolepis striata (L.) Nash
American cupscale
Setaria magna Griseb. giant
bristlegrass
Spartina alterniflora Loisel. smooth cordgrass
Spartina cynosuroides (L.) Roth big cordgrass;
Spartina patens (Ait.) Muhl. saltmeadow cordgrass
Spartina spartinae (Trin.) Merr. ex A.S. Hitchc. gulf cordgrass
Sporobolus virginicus (L.) Kunth seashore dropseed
Sporobolus virginicus (L.) Kunth seashore dropseed
Uniola paniculata L. seaoats
Zizaniopsis miliacea (Michx.) Doell & Aschers. giant cutgrass
Sedges (Cyperaceae):
*Cladium mariscus (L.) Pohl ssp. jamaicense (Crantz) Kükenth. Sawgrass
*Cladium jamaicense Crantz
Cyperus spp. flatsedges
*Cyperus articulatus
L. jointed flatsedge
*Cyperus haspan L. haspan flatsedge
*Cyperus strigosus L. strawcolored flatsedge
Eleocharis spikesedges
*Eleocharis quadrangulata
(Michx.) Roemer & J.A. Schultes
squarestem spikerush
Rhynchospora beaksedges
*Rhynchospora corniculata
(Lam.) Gray shortbristle horned
beaksedge
*Rhynchospora inundata (Oakes) Fern. narrowfruit horned beaksedge
Schoenoplectus americanus (Pers.) Volk. ex Schinz & R. Keller chairmaker's bulrush
Scirpus americanus, Scirpus olneyi, Scirpus robustus
*Schoenoplectus californicus (C.A. Mey.) Palla California bulrush
*Scirpus californicus (C.A. Mey.) Steud.
Schoenoplectus pungens (Vahl) Palla common
threesquare
Scirpus pungens Vahl
Schoenoplectus robustus (Pursh) M.T.
Strong sturdy bulrush
Scirpus robustus Pursh
Schoenoplectus tabernaemontani (K.C. Gmel.) Palla softstem bulrush
Schoenoplectus validus (Vahl) A.& D. Löve
Scirpus tabernaemontani K.C. Gmel.
Scirpus validus Vahl
Rushes (Juncaeae):
Juncus roemarianus Scheele needlerush; black rush
Sunflowers; composites (Asteraceae):
Aster subulatus Michx. saltmarsh aster
Aster tenuifolius L. saline aster
*Baccharis halimifolia L. eastern baccharis; saltbush; chairmaker's bulrush
Borrichia frutesens (L.) DC. sea ox-eye daisy
Chloracantha spinosa (Benth.) Nesom spiny chloracantha
devil-weed; spiny aster
Iva annua L. annual marshelder
*Iva frutescens L. shrubby marsh alder; Jesuit's bark;
Rayjacksonia phyllocephala (DC.) R.L. Hartman & M.L. Lane camphor daisy
Solidago sempervirens L. seaside goldenrod
Heteranthera limosa (Sw.) Willd.
blue mudplantain
Ludwigia uruguayensis (Camb.) Hara
Uruguayan primrose-willow