Najas minor
Non-Native
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- Troy Evans, Great Smoky Mountains National Park, Bugwood.org
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- Leslie J. Mehrhoff, University of Connecticut, Bugwood.org
USDA, NRCS. 2018. The PLANTS Database (http://plants.usda.gov, 28 March 2018). National Plant Data Team, Greensboro, NC 27401-4901 USA.
Illustration: USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service.
What is Brittle Waternymph?
Physical Characteristics
Leaves:
- Opposite
- Dark green in color
- Serrated along edges
- 7-15 teeth per side
- 0.2-1.38 inches long
- 0.04-0.05 inches wide
Flowers:
- 1-2 flowers per axil
- 0.8 inches long
Seeds:
- Spindle-shaped
- 0.09-0.12 inches long
- Purple in color
Stem:
- 3.94-7.87 inches long
- 0.04 inches thick
Where Does it Grow?
Non-Native
Brittle waternymph can be found in lakes, ponds, rivers and streams.
Pros and Cons of Brittle Waternymph
Brittle waternymph has little or no known direct food value to wildlife and is a non-native that should not be spread.
This plant is not native to North America, but has naturalized in much of the United States. While it is not illegal to possess this plant in Texas, it should not be introduced into new water bodies and should be treated with herbicide when present.