Plant Threats to Pacific Ecosystems

PIER plant species present on Udot Island listed by scientific name

A product of the Pacific Island Ecosystems at Risk project (PIER)

Udot Island ]   [ Chuuk Islands ]   [ Federated States of Micronesia ]   [ Pacific region ]

This table lists invasive and potentially invasive plant species profiled by the Pacific Island Ecosystems at Risk project (PIER) that occur on Udot Island. 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.

The information in this table is based on the supporting data and may not represent the current situation. Note also there may be discrepancies among data presented at geographic resolutions (e.g., island vs. island group vs. country-territory-state levels), depending upon the reliability of the data at each level.

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 Primarily a threat
at high elevations?
Annona muricata   (Annonaceae)   tree No
Bambusa spp.   (Poaceae)   tree-like grass No
Bambusa vulgaris   (Poaceae) (no species-level synonyms found) tree-like grass No
Capsicum frutescens   (Solanaceae)   herb No
Casuarina equisetifolia   (Casuarinaceae) Casuarina litorea L. ex Fosberg & Sachet tree No
Citrus aurantiifolia   (Rutaceae) Citrus acida Roxb.; Citrus lima Lunan; Limonia aurantiifolia Christm. tree No
Colocasia esculenta   (Araceae) Arum esculentum L.; Caladium esculentum (L.) Vent.; Colocasia antiquorum Schott herb No
Derris elliptica   (Fabaceae) Deguelia elliptica (Roxb.) Taub.; Paraderris elliptica (Wall.) F. Adema; Pongamia elliptica Wallich vine No
Desmodium incanum   (Fabaceae) Desmodium canum (J. F. Gmel.) Schinz & Thell.; Meibomia cana (J. F. Gmel.) S. F. Blake shrub No
Dioscorea bulbifera   (Dioscoreaceae) Dioscorea latifolia Benth. vine No
Euphorbia cyathophora   (Euphorbiaceae) Poinsettia cyathophora (Murray) Klotzsch & Garcke herb No
Euphorbia hirta   (Euphorbiaceae) Chamaesyce hirta (L.) Millsp.; Euphorbia pilulifera L. herb No
Euphorbia prostrata   (Euphorbiaceae) Chamaesyce prostrata (Aiton) Small herb No
Lantana camara   (Verbenaceae)   shrub No
Nypa fruticans   (Arecaceae) Nipa fruticans Thunb. shrub No
Oplismenus compositus   (Poaceae) Panicum compositum L. grass No
Paspalum conjugatum   (Poaceae)   grass No
Phyllanthus amarus   (Phyllanthaceae) Phyllanthus niruri sensu various Pacific botanists herb No
Polygonum minus   (Polygonaceae) Persicaria minor (Huds.) Opiz herb No
Ricinus communis   (Euphorbiaceae)   shrub No
Ruellia blechum   (Acanthaceae) Barleria pyramidata Lam.; Blechum brownei Juss.; Blechum pyramidatum (Lam.) Urb.; Ruellia blechum f. puberulum herb No
Stachytarpheta cayennensis   (Verbenaceae) Stachytarpheta dichotoma (Ruiz & Pav.) Vahl.; Stachytarpheta urticaefolia (Salisb.) Sims; Stachytarpheta urticifolia (Salisb.) Sims herb No
Stachytarpheta jamaicensis   (Verbenaceae)   herb No
Tecoma stans   (Bignoniaceae) Bignonia stans L.; Stenolobium stans Seem. tree No

Need more info?  Have questions?  Comments?  Information to contribute?  Contact PIER! (pier@hear.org)

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This page was last regenerated on 26FEB2019.