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Zizania aquatica L.
Annual wildrice, Wild Rice
Poaceae (Grass Family)
USDA Symbol: ZIAQ
USDA Native Status: L48 (N), CAN (N)
A robust annual grass usually growing in flooded sites and producing large flowering panicle bearing conspicuous male flowers below the female flowers, producing rice above.
American Indians harvest the rice in Minnesota. It is also grown commercially there and in California.
Bloom InformationBloom Color: Green
Bloom Time: Jun , Jul , Aug
, WI Canada: MB
, QC Native Distribution:
Nova Scotia east to Manitoba, southwest to Minnesota, south to Nebraska and Texas. Native Habitat:
Marshes, ponds, lakes, borders of sluggish rivers.
Growing ConditionsWater Use: High
Light Requirement: Sun
Soil Moisture: Wet
CaCO3 Tolerance: Low
Soil Description: Clay, Loam, Sand
This plant contains a toxic alkaloid, present in the bulb
and foliage, causes vomiting, breathing difficulties, and coma in humans. Livestock can be poisoned by grazing on this plant or by feeding on hay containing any part of it. Sensitivity to a toxin v Attracts:
Butterflies and Moths of North America (BAMONA)
is a larval host and/or nectar source for:
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:
Native Seed Network
- Corvallis, OR
Record Last Modified: 2010-11-13
Research By: TWC Staff