Pacific Island Ecosystems at Risk (PIER)
Risk Assessments for species
listed on PIER
Risk assessments for species beginning with
the letter "R":
| Scientific Name | Family | Common name | Risk assessment | Country or Area | Score | Recommendation |
| Ravenala madagascariensis | Strelitziaceae | traveler's palm | Assessment | Pacific | 5 | evaluate |
| Raphiolepis indica | Rosaceae | Indian hawthorn | Assessment | Pacific | 3 | low risk* |
|
Ericaceae |
evergreen azalea |
Pacific |
4 |
evaluate |
||
| Rhodomyrtus tomentosa | Myrtaceae | rose myrtle | Assessment | Pacific | 8 | high risk |
| Ricinus communis | Euphorbiaceae | castor bean | Assessment | Australia | 8 | reject |
| Roystonia oleracea | Arecaceae | cabbage palm | Assessment | Pacific | -3 | low risk |
|
Arecaceae |
Florida royal palm |
Pacific |
0 |
low risk |
||
| Rubus alceifolius | Rosaceae | giant bramble | Assessment | Australia | 11 | reject |
|
Rosaceae |
prickly Florida blackberry |
Pacific |
21.5 |
high risk |
||
| Rubus discolor | Rosaceae | Himalayan blackberry | Assessment | Pacific | 24 | high risk |
| Rubus ellipticus | Rosaceae | yellow Himalayan blackberry | Assessment | Pacific | 18 | high risk |
| Rubus rosifolius | Rosaceae | thimbleberry | Assessment | Pacific | 10 | high risk |
| Rumex brownii | Polygonaceae | brown dock | Assessment | Australia | 16 | reject |
| Rumex crispus | Polygonaceae | curly dock | Assessment | Australia | 16 | reject |
| Rumex pulcher | Polygonaceae | fiddle dock | Assessment | Australia | 16 | reject |
| Russelia equisetiformis | Scrophulariaceae | coralplant | Assessment | Pacific | -2 | low risk |
*Accepted or rejected based on second screen
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This page updated 11 December2007