Pacific Island Ecosystems at Risk (PIER)
Report on invasive plant species in Palau (2002 survey)
Appendix 4. Invasive species of environmental concern by location
Table 6. Invasive species of environmental concern present on the Rock Islands
|
Scientific name |
Common Names (abridged) |
Family |
Habit |
Locations |
| *Acacia auriculiformis | Papuan wattle, auri, earleaf acacia, northern black wattle, ear-pod wattle | Fabaceae | tree | Ngercheu (Carp Resort) |
| *Agave sp. | American aloe, century plant | Agavaceae | succulent | Ngercheu (Carp Resort) |
| Alternanthera brasiliana | Brazilian joyweed, Joseph’s coat | Amaranthaceae | herb | Ngercheu (Carp Resort) |
| Bothriochloa bladhii | blue grass, Australian beardgrass, Caucasian bluestem, desum (Palau) | Poaceae | grass | Bkul a Chesemiich |
| *Bryophyllum pinnatum | life plant, air plant, resurrection plant, Canterbury bells, cathedral bells, Mexican love plant | Crassulaceae | succulent | Ngercheu (Carp Resort) |
| **Casuarina equisetifolia | casuarina, ironwood, Australian pine, she-oak, horsetail tree, beefwood, agas (Palau), agasu (Palau), ngas (Palau), ngasu (Palau) | Casuarinaceae | tree | Most islands |
| Cenchrus echinatus | burr grass, sand-bur, southern sandbur | Poaceae | grass | Ngercheu (Carp Resort) |
| Chromolaena odorata | Siam weed, triffid weed, bitter bush, Jack in the bush, ngesngesil (Palau) | Asteraceae | shrub | Ngidech |
| Clerodendrum buchananii var. fallax | red clerodendrum, pagoda-flower, butcherechár (Palau), butecherechar (Palau) | Lamiaceae | shrub | Aulupse‘el, Ngercheu (Carp Resort), Ngchelobel, Ngeanges, Ngeremdiu, Ngidech, Ulong, Urukthapel |
| *Clerodendrum quadriloculare | bronze-leaved clerodendrum, kleuang (Palau) | Lamiaceae | shrub | Ngercheu (Carp Resort) |
| Cyperus rotundus | nut grass, nutsedge, purple nutsedge, cocograss | Cyperaceae | sedge | Ngercheu (Carp Resort) |
| Digitaria ciliaris | Henry's crabgrass, smooth crabgrass, tropical crab grass, large crab grass, southern crabgrass, fingergrass, summer grass | Poaceae | grass | Ngercheu (Carp Resort), Ngerchong, Ngidech |
| Eleusine indica | goosegrass, wiregrass, goose foot, crow's foot, bullgrass, deskim(Palau), kelelamalk (Palau), keteketarmalk (Palau) | Poaceae | grass | Ngercheu (Carp Resort), Ngeanges, Ngeremdiu, Urukthapel |
| **Ischaemum polystachyum | paddle grass | Poaceae | grass | Aulupse‘el |
| *Lantana camara | lantana | Verbenaceae | shrub | Ngercheu (Carp Resort) |
| *Leucaena leucocephala | leucaena, wild tamarind, lead tree, telengtungd (Palau) | Fabaceae | tree | Ngercheu (Carp Resort), Ngerchong |
| *Muntingia calabura | jam tree, strawberry tree, Jamaican cherry, Singapore cherry, Panama cherry, Panama berry, ornamental cherry, calabura, sirsen, budo (Palau) | Tiliaceae | tree | Ngercheu (Carp Resort) |
| **†Operculina turpethum | Other: ongucheta rekung (Palau) | Convolvulaceae | vine | Aulupse‘el |
| Paspalum conjugatum | T grass, ti grass, sour grass; sour palpalum, buffalo grass, carabao grass, Hilo grass (Hawai'i), udel ra ngebei (Palau) | Poaceae | grass | Ngerchong, Ngeanges, Urukthapel, Ulong |
| Psidium guajava | guava, guabang (Palau), kuabang (Palau) | Myrtaceae | tree | Bkul a Chesemiich, Ngerchong |
| *Sansevieria trifasciata | bowstring hemp, mother-in-law’s tongue, kitelel (Palau) | Agavaceae | herb | Ngercheu (Carp Resort) |
| **Sporobolus indicus var. major | smutgrass, wiregrass, Indian dropseed | Poaceae | grass | Bablomekang, Bkul a Chesemiich, Ngerchong, Ngeanges (Neco) |
| Stachytarpheta cayennensis | blue rat's tail, dark-blue snakeweed, false verbena, nettleleaf velvetberry, louch beluu (Palau) | Verbenaceae | herb | Ngidech, Urukthapel |
| *?†Syzygium cumini | Java plum; jambolan plum, mesegerak (Palau), mesekerrak (Palau), mesekerrák (Palau), mesigerak (Palau) | Myrtaceae | tree | Aulupse‘el |
| *Tecoma stans | yellow bells, yellow-elder, yellow trumpetbush | Bignoniaceae | small tree | Ngerchong |
| Timonius timon | liberal (Palau) | Rubiaceae | tree | Bkul a Chesemiich, Ngercheu (Carp Resort), Ngerchong, Ngchelobel, Ngeanges (Neco) |
| *Tradescantia spathacea | oyster plant, boat plant, boat lily, moses in a boat, kobesos (Palau) | Commelinaceae | herb | Ngercheu (Carp Resort) |
| *Tradescantia zebrina | wandering zebrina, wandering jew, inchplant | Commelinaceae | herb | Ngercheu (Carp Resort) |
*Cultivated
**Native/Micronesian introduction
†Reported present by Fosberg et al. (1979)
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This page revised 7 April 2009