Report to the Republic of Palau: 2008 update on Invasive Plant ...

Pulo Ana .................................................................................................................................................................. 54
Merir ........................................................................................................................................................................ 54
Ha<strong>to</strong>hobei State ............................................................................................................................................................ 54
Tobi .......................................................................................................................................................................... 54
Helen’s Reef ............................................................................................................................................................ 54
Appendix 1. Invasive plant species <strong>of</strong> <strong>Palau</strong> ....................................................................................................................... 55
Table 1. Species that are subjects <strong>of</strong> eradication programs ............................................................................................. 55
Table 2. Major species that are invasive or potentially invasive in <strong>Palau</strong> ....................................................................... 56
Table 3. O<strong>the</strong>r species <strong>of</strong> concern that are known <strong>to</strong> be weedy or invasive elsewhere and are common, weedy or
cultivated in <strong>Palau</strong> ............................................................................................................................................................ 58
Table 4. O<strong>the</strong>r invasive plant species seen or reported <strong>to</strong> be present in <strong>Palau</strong>, mostly <strong>of</strong> low risk or agricultural concern
......................................................................................................................................................................................... 62
Table 5. Native species (or Micronesian introductions) that can exhibit aggressive behavior ........................................ 66
Appendix 2. Invasive plant species not known <strong>to</strong> be present in <strong>Palau</strong> ................................................................................. 67
Table 1. Invasive plant species <strong>of</strong> environmental concern not seen or reported <strong>to</strong> be present in <strong>Palau</strong> ........................... 67
Table 2. O<strong>the</strong>r invasive plant species not seen or reported <strong>to</strong> be present in <strong>Palau</strong> ........................................................... 83
Appendix 3. Invasive species present in Hawai‘i, Guam, Yap, Papua New Guinea, Philippine Islands or Taiwan but not
present in <strong>Palau</strong> .................................................................................................................................................................... 89
Table 1. Species <strong>of</strong> environmental concern .................................................................................................................... 89
Table 2. O<strong>the</strong>r species ..................................................................................................................................................... 98
Appendix 4. Invasive species <strong>of</strong> environmental concern by location ............................................................................... 102
Table 1. Invasive species <strong>of</strong> environmental concern present on Koror, Ngerkebesang and Malakal ............................ 102
Table 2. Invasive species <strong>of</strong> environmental concern present on Babeldaob .................................................................. 108
Table 3. Invasive species <strong>of</strong> environmental concern present on Angaur ....................................................................... 112
Table 4. Invasive species <strong>of</strong> environmental concern present on Kayangel .................................................................... 114
Table 5. Invasive species <strong>of</strong> environmental concern present on Peleliu ........................................................................ 115
Table 6. Invasive species <strong>of</strong> environmental concern present on Ngercheu .................................................................... 117
Table 7. Invasive species <strong>of</strong> environmental concern present on <strong>the</strong> Rock Islands ......................................................... 118
Table 8. Invasive species <strong>of</strong> environmental concern present in Sonsorol State ............................................................. 119
Table 9. Invasive species <strong>of</strong> environmental concern present in Ha<strong>to</strong>hobei State ........................................................... 120
Appendix 5. O<strong>the</strong>r invasive species by location ............................................................................................................... 121
Table 1. O<strong>the</strong>r invasive species present on Koror, Ngerkebesang and Malakal ............................................................ 121
Table 2. O<strong>the</strong>r invasive species present on Babeldaob .................................................................................................. 125
Table 3. O<strong>the</strong>r invasive species present on Angaur ....................................................................................................... 128
Table 4. O<strong>the</strong>r invasive species present on Kayangel .................................................................................................... 130
Table 5. O<strong>the</strong>r invasive species present on Peleliu ........................................................................................................ 131
Table 6. O<strong>the</strong>r invasive species present on Ngercheu .................................................................................................... 133
Table 7. O<strong>the</strong>r invasive species present on <strong>the</strong> Rock Islands ......................................................................................... 134
Table 8. O<strong>the</strong>r invasive species present in Sonsorol State ............................................................................................. 135
Table 9. O<strong>the</strong>r invasive species present in Ha<strong>to</strong>hobei State ........................................................................................... 136
Appendix 6. Presence <strong>of</strong> invasive species <strong>of</strong> environmental concern within <strong>Palau</strong> .......................................................... 137
Table 1. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Koror, Ngerkebesang or Malakal .. 137
Table 2. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Babeldaob ..................................... 139
Table 3. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Angaur .......................................... 140
Table 4. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Kayangel ....................................... 145
Table 5. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Peleliu ........................................... 151
Table 6. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on Ngercheu ....................................... 156
Table 7. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not on <strong>the</strong> Rock Islands ............................ 162
Table 8. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not in Sonsorol State ................................ 168
Table 9. Species <strong>of</strong> environmental concern present elsewhere in <strong>Palau</strong> but not in Ha<strong>to</strong>hobei State ............................. 174
Appendix 7. Presence <strong>of</strong> o<strong>the</strong>r invasive species within <strong>Palau</strong> .......................................................................................... 180
Table 1. O<strong>the</strong>r species present elsewhere in <strong>Palau</strong> but not on Koror, Ngerkebesang or Malakal .................................. 180
Table 2. O<strong>the</strong>r species present elsewhere in <strong>Palau</strong> but not on Babeldaob...................................................................... 182
Table 3. O<strong>the</strong>r species present elsewhere in <strong>Palau</strong> but not on Angaur ........................................................................... 184
Table 4. O<strong>the</strong>r species present elsewhere in <strong>Palau</strong> but not on Kayangel ....................................................................... 188
Table 5. O<strong>the</strong>r species present elsewhere in <strong>Palau</strong> but not on Peleliu ........................................................................... 193
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