not available
Perennial submersed aquatic herb with rhizomes
Stem: branched, jointed.
Inflorescence: an upright, cylindrical spike of flowers, emersed, unbranched.
Flowers: greenish, tiny. Stamens four. Anthers two-chambered, with four edge-to-edge sepal-like outgrowths.
Fruit: an achene, stalkless, reverse egg-shaped, with an upright beak.
Submersed leaves: more or less arranged spirally.
Floating leaves: (if present) more or less arranged spirally, stalked, leathery, firmer than submersed leaves.
Similar species: No information at this time. See parents.
Flowering: June to September
Habitat and ecology: Very rare in the Chicago Region. Found in ditches.
Occurence in the Chicago region: native
Notes: Plants in the genus Potamogeton are very important to wildlife, offering habitat and food for many aquatic animals.
Etymology: Potamogeton comes from the Greek words potamos, meaning river, and geiton, meaning neighbor, referring to the habitat of these plants. Rectifolius means "with erect leaves."
Author: The Morton Arboretum