GRIN-CA Genera of Pontederiaceae:

Eichhornia Kunth

List of Species in GRIN-CA.

Eurystemon Alexander

= Heteranthera Ruiz & Pav.

Heteranthera Ruiz & Pav.

List of Species in GRIN-CA.

Hydrothrix Hook. f.

Monochoria C. Presl

List of Species in GRIN-CA.

Piaropus Raf.

= Eichhornia Kunth

Pontederia L.

List of Species in GRIN-CA.

Reussia Endl.

= Pontederia L.

List of Species in GRIN-CA.

Scholleropsis H. Perrier

Zosterella Small

=~ Heteranthera Ruiz & Pav.

List of Species in GRIN-CA.