This table lists all species profiled on PIER with the growth habit = "aquaticherb". An alphabetical index to all PIER species is also available. It includes those of environmental concern (including those that are probably of threat only to islands with high elevations) as well as agricultural and ruderal weeds. Each species is linked by its scientific name to an individual write-up containing relevant information.
Species are listed in alphabetic order. You can browse this list or use the "find" function on your web browser to search by scientific name.
Can't find it here? Check the list of synonyms for other names (the more common synonyms are included below) or search other lists and databases available on the Internet.
Stumped by botanical terms? Here are links to a brief glossary and a search engine for botanical terms.
| Scientific name (+Family) | Often-used other Latin names | Habit |
Present on
Pacific Islands? |
Threat only at
high elevations? |
| Ceratophyllum demersum (Ceratophyllaceae) | aquatic herb | Yes | No | |
| Egeria densa (Hydrocharitaceae) | aquatic herb | Yes | No | |
| Eichhornia crassipes (Pontederiaceae) | aquatic herb | Yes | No | |
| Hydrilla verticillata (Hydrocharitaceae) | aquatic herb | Yes | No | |
| Hydrolea zeylanica (Hydrophyllaceae) | Nama zeylanica L. | aquatic herb | No | No |
| Ipomoea aquatica (Convolvulaceae) | Ipomoea reptans sensu J.W. Parham in Dept. Agr. Fiji Bull. 35. | aquatic herb | Yes | No |
| Lagarosiphon major (Hydrocharitaceae) | aquatic herb | No | No | |
| Lemna spp. (Lemnaceae) | aquatic herb | Yes | No | |
| Limnocharis flava (Limnocharitaceae) | aquatic herb | No | No | |
| Ludwigia adscendens (Onagraceae) | Jussiaea adscendens L. | aquatic herb | No | No |
| Monochoria hastata (Pontederiaceae) | aquatic herb | Yes | No | |
| Monochoria vaginalis (Pontederiaceae) | aquatic herb | Yes | No | |
| Myriophyllum aquaticum (Haloragaceae) | aquatic herb | Yes | No | |
| Myriophyllum spicatum (Haloragaceae) | aquatic herb | No | No | |
| Najas graminea (Najadaceae) | aquatic herb | Yes | No | |
| Najas guadalupensis (Najadaceae) | Caulinia guadalupensis Sprengel | aquatic herb | Yes | No |
| Najas marina (Najadaceae) | aquatic herb | No | No | |
| Nelumbo nucifera (Nelumbonaceae) | aquatic herb | Yes | No | |
| Nymphaea spp. (Nymphaeaceae) | aquatic herb | Yes | No | |
| Ottelia alismoides (Hydrocharitaceae) | Stratiotes alismoides L. | aquatic herb | No | No |
| Ottelia ovalifolia (Hydrocharitaceae) | Damasonium ovalifolium R. Br. | aquatic herb | Yes | No |
| Pistia stratiotes (Araceae) | aquatic herb | Yes | No | |
| Potamogeton crispus (Potamogetonaceae) | aquatic herb | Yes | No | |
| Rotala rotundifolia (Lythraceae) | Ammannia rotundifolia Buch.-Ham. ex Roxb. | aquatic herb | No | No |
| Sagittaria latifolia (Alismataceae) | aquatic herb | Yes | No | |
| Solanum tampicense (Solanaceae) | Solanum houstonii Dunal | aquatic herb | No | No |
| Spirodela polyrhiza (Lemnaceae) | aquatic herb | Yes | No | |
| Stuckenia pectinata (Potamogetonaceae) | Potamogeton pectinatus L. | aquatic herb | Yes | No |
| Typha latifolia (Typhaceae) | aquatic herb | Yes | No |