Carex triangularis

A perennial sedge to 1 m tall with leaf sheath having red-brown or pale brown spots. Its inflorescence is spike-like with 10-15 short branches. Its perigynia are ovate and yellow-brown, covered with red dots.

Carex is considered an important cover plant for waterfowl. The following information is for the genus Carex: Animals that eat its seeds: Coot, Canvasback duck, American golden eye duck, Mallard duck, Pintail duck, Redhead duck, Blue-winged teal duck, Cinnamon teal duck, Green-winged teal duck, Wood duck, Virginia rail, Yellow rail, Stilt sandpiper, White-rumped sandpiper, Wild tukey, Woodcock, Painted bunting, Cardinal, Horned lark, Savannah sparrow, Tree sparrow. Animals that eat its seeds and leaves: Black bear, Jack rabbit, Eastern gray squirrel, Animals that eat its seeds, leaves, roots: Common mole. Animals that eat the plant: White-tailed deer (Martin et al. 1951).

Frequent in muddy areas of east and southeast Texas. Rare in prairies of Louisiana.

Low woods, prairie ditches.