Pacific Island Ecosystems at Risk (PIER)

Report on invasive plant species in Palau

Appendix 5.  Other invasive species by location

Table 7.   Other invasive species present in Sonsorol State

Scientific name

Common Names (abridged)

Family

Habit

Locations
**†Abutilon indicum albutilon, Indian abutilon, Indian mallow Malvaceae shrub Sonsorol
**Achyranthes aspera chaff-flower, devil's horsewhip; prickly chaff-flower, louch beluu (Palau), louch el beluu (Palau) Amaranthaceae herb Merir, Sonsorol
Amaranthus viridis green amaranth, pigweed, slender amaranth Amaranthaceae herb Sonsorol
*†Annona muricata soursop, prickly custard apple, sausab (Palau) Annonaceae tree Pulo Ana, Sonsorol
Asclepias curassavica bastard ipecac, blood flower, bloodflower milkweed, butterfly weed, false ipecac, milkweed Asclepiadaceae herb Pulo Ana, Sonsorol
Bidens alba beggar’s tick, Spanish needle, cobbler's pegs, romerillo Asteraceae herb

Merir, Sonsorol
*Celosia argentea cockscomb, esechilamalk (Palau) Amaranthaceae herb Sonsorol
**Centella asiatica Asiatic pennywort, Indian pennywort, marsh pennywort, pennyweed, elisichur (Palau), elsichur (Palau) Apiaceae herb Merir?, Pulo Ana?, Sonsorol?
Chamaesyce hirta asthma plant, garden spurge, pill-bearing spurge, hairy spurge, udall (Palau) Euphorbiaceae herb Merir, Sonsorol
Cyperus compressus flat sedge Cyperaceae sedge Sonsorol
Dactyloctenium aegyptium beach wiregrass, button grass, coast button grass, comb fringe grass, crowfoot grass, duck grass, finger comb grass Poaceae grass Fanna, Sonsorol
†Dioscorea bulbifera aerial yam, air-potato, bitter yam, cheeky yam, potato yam, belloi (Palau) Dioscoreaceae vine Sonsorol
*Duranta erecta duranta, golden dewdrop, pigeon-berry, sky-flower Verbenaceae shrub Sonsorol
**?Eragrostis amabilis Bug's egg grass, Japanese love grass, ouemoket (Palau) Poaceae grass Sonsorol
†Hippobroma longiflora star of Bethlehem, udel ra badrei (Palau) Campanulaceae herb Sonsorol
Peperomia pellucida rtertiil (Palau) Piperaceae herb Sonsorol
Phyllanthus amarus ukalla ruchel (Palau) Euphorbiaceae herb Fanna, Merir, Pulo Ana, Sonsorol
†Pilea microphylla artillery plant, gunpowder plant, pistol plant, rockweed Urticaceae herb Sonsorol
Pseuderanthemum carruthersii Acanthaceae shrub Sonsorol
Synedrella nodiflora Cinderella weed (Australia), porter bush, synedrella Asteraceae herb Sonsorol
**Vernonia cinerea ironweed, little ironweed, vernonia Asteraceae herb Merir, Pulo Ana, Sonsorol

*Cultivated
**Native/Micronesian introduction
†Reported present by Fosberg et al. (1979)

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This page new 30 April 2003.