The Vegetation Types of Texas

Barrier Island

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• (43) Marsh / Barrier Island (Fresh Marsh)
• (43) Marsh / Barrier Island (Brackish Marsh)
• (43) Marsh / Barrier Island (Saline Marsh)
• (43) Marsh / Barrier Island (Sea Oats-Seacoast Bluestem Grassland)

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(43) Marsh / Barrier Island

Subtype 1: Maidencane-Alligator Weed (fresh) Marsh

Commonly Associated Plants: Water hyacinth, cattail, water-pennywort, pickerelweed, arrowhead, white waterlily, cabomba, coontail, duckweed.
Distribution: Hydric lowlands landward of brackish marsh, Coastal Prairies and Marshes.

(43) Marsh / Barrier Island

Subtype 2: Marshay Cordgrass-Olneyi Three-Square-Leafy Three-Square (brackish) Marsh

Commonly Associated Plants: Big cordgrass, widgeongrass, California bulrush, seashore paspalum, sacahuista, common reed.
Distribution: Generally landward of normal tidelands to storm tide, Coastal Prairies and Marshes.

(43) Marsh / Barrier Island

Subtype 3: Smooth Cordgrass-Marsh Saltgrass-Sea Ox-eye (saline) Marsh

Commonly Associated Plants: Black rush, vidrillos, black mangrove, glasswort, seashore paspalum, shoalgrass.
Distribution: Tidally-inundated shores of bays, Gulf Coast.

(43) Marsh / Barrier Island

Subtype 4: Seaoats-Seacoast Bluestem Grassland

Commonly Associated Plants: Croton, single-spike paspalum, Pan American balsamscale, flat sedge, sea purslane, cenicilla, bulrush, beach morningglory, goatfoot morningglory, sea rocket, lime pricklyash.
Distribution: Sandy coastal barrier islands from high tide mark to leeward marshes.