Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Aquatic weeds can clog irrigation channels and cover lakes, threatening crops and wildlife. Read more -- Outlawed! Federal Noxious Weeds: The Aquatics.
Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)
East Indian Swampweed, East Indian Hygrophila, Miramar Weed, Hygro
No pictures are available at this time.
Emergent aquatic (rooted); Forb
Non-native: East Indies
Documented growing wild in - - SC
Habitat: Lakes, rivers, canals; established in AL, FL, and SC (Hook & Nelson 2011), doubtfully established in VA, per Weakley's Flora
NEW! Click here to see a range map (and maybe identification notes) from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
This plant is causing problems in natural areas outside its native range, according to authorities such as:
- SC Department of Natural Resources Aquatic Nuisance Species List, 2003
- SC List of Regulated Pest Plant Species, 2017
- USDA Federal Noxious Weeds, 091820
Petioles to 5mm long
4 fertile stamens
Flowers in terminal and axillary spikes
TO LEARN MORE about this plant, look it up in a good book!