Hydrothrix
| Hydrothrix | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Commelinales |
| Family: | Pontederiaceae |
| Genus: | Heteranthera |
| Species: | H. gardneri |
| Binomial name | |
| Heteranthera gardneri (Hook.f.) M.Pell. | |
| Synonyms | |
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Hydrothrix Hook.f. was previously a monotypic flowering plant genus of Pontederiaceae, but is currently included in a broader and monophyletic Heteranthera.
The highly modified Heteranthera gardneri is a submerged aquatic with a two-flowered pseudanthium found in eastern Brazil. It is used as an aquarium plant.