This table lists all species profiled on PIER with the genus beginning with the letter N. An alphabetical index to all PIER species is also available. Also, the complete alphabetical of all PIER species is available, but it is a large list and may take a while to load on systems with slower internet connections. 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? |
Primarily a threat
at high elevations? |
| Najas graminea (Hydrocharitaceae) | aquatic herb | Yes | No | |
| Najas guadalupensis (Hydrocharitaceae) | Caulinia guadalupensis Sprengel | aquatic herb | Yes | No |
| Najas marina (Hydrocharitaceae) | aquatic herb | No | No | |
| Nandina domestica (Berberidaceae) | shrub | Yes | No | |
| Nassella cernua (Poaceae) | Stipa cernua Stebbins & A. Lõve | grass | Yes | Yes |
| Nassella tenuissima (Poaceae) | Stipa tenuissima Trin. | grass | No | No |
| Nasturtium microphyllum (Brassicaceae) | Rorippa microphylla (Boenn. ex Rchb.) Hyl. ex Á. Löve & D. Löve | herb | Yes | No |
| Nelumbo nucifera (Nelumbonaceae) | aquatic herb | Yes | No | |
| Neonotonia wightii (Fabaceae) | Glycine javanica L.; Glycine wightii (Wight & Arnott.) Verdc.; Notonia wightii Wight & Arnott. | vine | Yes | No |
| Nephrolepis exaltata (Lomariopsidaceae) | fern | Yes | No | |
| Neptunia oleracea (Fabaceae) | Neptunia prostrata auct. | aquatic herb | Yes | No |
| Neptunia plena (Fabaceae) | Mimosa plena L. | aquatic herb | No | No |
| Nerium oleander (Apocynaceae) | Nerium indicum Mill. | shrub | Yes | No |
| Neyraudia reynaudiana (Poaceae) | grass | No | No | |
| Nicandra physalodes (Solanaceae) | herb | Yes | No | |
| Nicotiana glauca (Solanaceae) | tree | Yes | No | |
| Nicotiana tabacum (Solanaceae) | herb | Yes | No | |
| Nopalea cochenillifera (Cactaceae) | Cactus cochenillifer L.; Opuntia cochenillifera (L.) Mill. | tree | Yes | No |
| Norantea guianensis (Marcgraviaceae) | vine | No | No | |
| Noronhia emarginata (Oleaceae) | Olea emarginata Lam. | tree | Yes | No |
| Nymphaea spp. (Nymphaeaceae) | aquatic herb | Yes | No | |
| Nypa fruticans (Arecaceae) | Nipa fruticans Thunb. | shrub | Yes | No |