Pond Sedges

Pond sedge in groups growing out of the water.

Pond sedges grow six inches to four feet tall. Leaves have pointed tips and sometimes bend over. Flower spikelets grow in a spiral and are usually brown.

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Water Pennyworts

Close up of common pennywort leaves.

Water pennyworts have long thin stems, long thin leaf stalks, and leathery bright green leaves that are mostly circular with frilly edges.

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Torpedo Grass

Close up of torpedo grass seeds.

Torpedo grass grows up to three feet tall with narrow, stiff leaves that have sharp points and a waxy or white coating on the surface.

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Panic Grass

Large cluster of panic grass.

Grass like leaves are linear and flat or folded, growing two to six feet tall. Branching flowers grow in clusters and look brownish.

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Mud Plantain

Mud plantain in the water.

Mud plantain’s stems and leaves emerge; leaves are sword or egg shaped and leathery. Flowers have five thin petals and are usually purplish blue.

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Marsh Dewflower

Close up of marsh dewflower.

Marsh dewflower has round stems, lance shaped leaves, and flowers with three petals that are pinkish purple on the edges and white in the center.

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Horsetail

Horsetail stems close up.

Woody cylindrical stems stand alone with nodes every four to six inches that have blackish rings. Horsetail can grow up to nine feet tall.

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Giant Reed

Giant reed in large group.

Giant reed has thick round stems that grow in large clumps and can be six to 18 feet tall. Alternate leaves grow up to two feet long.

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Flowering Rush

Flowering rush flowers, some buds, some open, some spent on a single plant.

Flowering rush can be submersed or emersed and has round stems that can grow up to four feet tall. Clusters of pink flowers grow on a single stalk.

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Crested Floating Heart

Crested floating heart flowers and leaves.

Crested floating heart has heart shaped leaves eight inches long and six inches wide and showy flowers with frilly white petals and yellow centers.

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Cordgrass

Cordgrass cluster in sand.

Cordgrass has hollow stems grouped together up to eight feet tall. Leaves are spine like and clustered flowers branch loosely.

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Common Rush

Common rush group close up.

Common rush has straight, hollow stems two to four feet tall, no leaves, and brown clusters of flowers that grow out of the sides of the stems.

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Common Pipewort

Common pipewort coming out of the water.

Common pipewort has grass like leaves and little white globes atop the stems that can grow up to three and a half feet tall.

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Carolina Pony’s Foot

Carolina pony's foot dark green close up.

Carolina pony’s foot grows in mud with short stems. Green leaves have a gap in the middle, giving the shape of a horse’s hoof.

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Blue Flag

Blue flag at water's edge with bridge in background.

Blue flag has long narrow green leaves that arch and show blue or indigo flowers.

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Asian Marshweed

Asian marshweed with one flower starting to bloom.

Asian marshweed has frilly submersed leaves, oval emersed leaves, and small lavender flowers with an upper lip.

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Giant Arrowhead

Giant arrowhead leaf and flowers.

Giant arrowhead has robust leaf stalks and large leaves that emerge. Flowers have three white petals with a red spot and yellow stamen.

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Broadleaf Arrowhead

Broadleaf arrowhead group with flowers growing out of water.

Broadleaf arrowhead has angled stems and arrowhead shaped leaves that can grow up to 10 inches long and wide. One-inch flowers have three white petals.

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