Horned Pondweed

Zannichellia palustris L. - Horned pondweed family

Size

Mature Height: Up to around 20 inches

Plant Type: Forb/herb

Features

Flower Color: Green, Brown

Bloom Time: Early Spring, Mid Spring, Late Spring, Early Summer, Mid Summer

Native Range

  • USA:  Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode I., South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
  • CAN:  Alberta, British Columbia, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Nunavut, Ontario, Prince Edward I., Québec, Saskatchewan, Yukon
  • MEX:  Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southwest
Regional Native Status: L48 (N), AK (N), CAN (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.