Rare and threatened plants of Costa Rica
1987
IUCN Conservation Monitoring Centre, Threatened Plants Unit
Plants in danger : what do we know?
1986
Davis, Stephen D. |
Droop, Stephen J. M. |
Gregerson, Patrick |
Henson, Louise |
Leon, Christine |
Synge, Hugh |
Villa-Lobos, Jane Lamlein |
Zantovska, Jana |