This table lists invasive and potentially invasive plant species profiled by the Pacific Island Ecosystems at Risk project (PIER) that occur on Maug 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? |
Abutilon indicum (Malvaceae) | Sida indica L. | shrub | No |
Abutilon theophrasti (Malvaceae) | Abutilon avicennae Gaertn.; Sida abutilon L. | herb | No |
Ageratum conyzoides (Asteraceae) | herb | No | |
Amaranthus spinosus (Amaranthaceae) | herb | No | |
Capsicum frutescens (Solanaceae) | herb | No | |
Casuarina equisetifolia (Casuarinaceae) | Casuarina litorea L. ex Fosberg & Sachet | tree | No |
Crinum asiaticum (Amaryllidaceae) | Crinum amabile Donn ex Ker Gawl. | herb | No |
Cyanthillium cinereum (Asteraceae) | Blumea chinensis (L.) DC.; Conyza chinensis L.; Conyza cinerea L.; Senecioides cinerea (L.) Kuntze ex Britt. & Wilson; Serratula cinerea (L.) Roxb.; Vernonia cinerea (L.) Less.; Vernonia cinerea var. parviflora (Reinw.) DC. | herb | No |
Cyperus cyperinus (Cyperaceae) | Kyllinga cyperina Retz.; Mariscus cyperinus (Retz.) Vahl | sedge | No |
Eclipta prostrata (Asteraceae) | Eclipta alba (L.) Hassk.; Eclipta erecta L.; Eclipta punctata L.; Verbesina alba L.; Verbesina prostrata L. | herb | No |
Emilia sonchifolia (Asteraceae) | Emilia javanica (Burm. f.) C. B. Rob. | herb | No |
Euphorbia hirta (Euphorbiaceae) | Chamaesyce hirta (L.) Millsp.; Euphorbia pilulifera L. | herb | No |
Gossypium barbadense (Malvaceae) | Gossypium brasiliense Macfad.; Gossypium peruvianum Cav. | shrub | No |
Gossypium hirsutum (Malvaceae) | Gossypium punctatum Schumach.; Gossypium religiosum L.; Gossypium taitense Parl. | shrub | No |
Heliotropium foertherianum (Boraginaceae) | Argusia argentea (L. f.) Heine; Messerschmidia argentea (L. f.) I.M. Johnst.; Tournefortia argentea Linnaeus filius | shrub/tree | No |
Hyptis pectinata (Lamiaceae) | Mesosphaerum pectinatum (L.) Kuntze; Nepeta pectinata L. | herb | No |
Lindernia crustacea (Linderniaceae) | Capraria crustacea L.; Vandellia crustacea (L.) Benth. | herb | No |
Operculina ventricosa (Convolvulaceae) | Operculina turpethum (L.) Silva Manso var. ventricosa (Bertero) Austin & Staples | vine | No |
Oxalis corniculata (Oxalidaceae) | Oxalis repens Thunb. | herb | No |
Panicum maximum (Poaceae) | Megathyrsus maximus (Jacq.) B. K. Simon & S. W. L. Jacobs; Urochloa maxima (Jacq.) R. Webster | grass | No |
Phyllanthus amarus (Phyllanthaceae) | Phyllanthus niruri sensu various Pacific botanists | herb | No |
Physalis minima (Solanaceae) | Physalis lagascae R. & S. | herb | No |
Portulaca oleracea (Portulacaceae) | herb | No | |
Ruellia blechum (Acanthaceae) | Barleria pyramidata Lam.; Blechum brownei Juss.; Blechum pyramidatum (Lam.) Urb.; Ruellia blechum f. puberulum | herb | No |
Stictocardia tiliifolia (Convolvulaceae) | vine | No | |
Trema orientalis (Cannabaceae) | Trema cannabina Lour.; Trema cannabinum Lour.; Trema orientale (L.) Blume; Trema tomentosum (Roxb.) H. Hara | tree | No |
Urochloa reptans (Poaceae) | Brachiaria reptans (L.) C. A. Gardner & C. E. Hubb.; Panicum reptans L. | grass | No |
Zoysia matrella (Poaceae) | Agrostis matrella L.; Osterdamia matrella (L.) Kuntze; Zoysia pungens Willd. | grass | No |