- Family: arrowhead (Alismataceae)
- Habitat: bogs, ponds, and streams with acid water
- Height: 8-30 inches
- Flower size: 3/4 inch across
- Flower color: white
- Flowering time: August to September
- Origin: native
Engelmann's arrowhead, like many arrowheads, has separate male and female flowers. The flowers above are female (pistillate) flowers. The image to the left shows a male (staminate) flower.