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Sagittaria cuneata Sheldon

Arumleaf arrowhead

Arumleaf arrowhead is easily confused with broadleaf arrowhead

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Sagittaria cuneata

Sagittaria latifolia
Common Name

arumleaf arrowhead

arrowhead
Plant Arumleaf arrowhead has arrowhead-shaped leaves 1¾–6″ (5–15 cm) long, on stalks that are triangular in cross-section. 8–39″ (20–100 cm) in height, growing in colonies.
Leaves In addition to arrow-shaped leaves that are mostly above the water line, arumleaf arrowhead may have floating or submersed leaves that are long and narrow, and floating leaves that are oval- or heart-shaped. The arrowhead-shaped leaves are up to 1′ (40 cm) long and 10″ (25 cm) across, supported on stems (petioles) up to 2′ (60 cm) long. The petioles become thicker at the base.
Flowers Each flower has three white petals with yellow centers, and three green sepals; flowers are ⅜–¾″ (1–2 cm) in diameter. Flower stalks held upward, not outward. Each flower has three white petals with yellow centers, and three green sepals; flowers are 1½″ (4 cm) in diameter. Flower stalks held outward, not upward.
Fruit About 1/16″ (2 mm) long, clustered on spherical heads. A head of beaked seeds, that eventually turns dark brown.
Range/ Zones

USDA Zones: 5-10
Habitats Shallow wetlands, river banks. Shallow wetlands and river banks, marshes, swamps bogs, and farm ponds.

 

Sagittaria cuneata description by Thomas H. Kent, not updated.

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