Sagittaria demersa
PlantsFamily: Alismataceae · Genus: Sagittaria
Smithsonian Institution, NMNH, Botany · public_domain
About
Sagittaria demersa, commonly called Chihuahuan arrowhead, is an annual aquatic plant growing up to 60 centimetres tall. The leaves are flat, very long and narrow, up to 55 cm (22 in) long but rarely more than 7 millimetres across.
Summary from Wikipedia
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Growing details and traits for Sagittaria demersa in the Library.
No cultivars in the Library yet — the full profile above covers the species itself.