GULF OF GUINEA ISLANDS' BIODIVERSITY NETWORK

CONSERVATION OF PTERIDOPHYTES IN SÃO TOMÉ E PRÍNCIPE (GULF OF GUINEA)

Estrela Figueiredo¹ & Angus Gascoigne²

¹ Centro de Botânica, Instituto de Investigação Científica Tropical, Trav. Conde da Ribeira 9, 1300-412 Lisboa, Portugal.

² C.P. 289, São Tomé, São Tomé e Príncipe

SUMMARY

Twenty two pteridophytes (13 endemic and 9 non-endemic) from São Tomé e Príncipe (Gulf of Guinea) are evaluated as regards their rarity and conservation status. IUCN Red List Categories are assigned to these taxa. Eight taxa are Critically Endangered (CR), eleven taxa are Vulnerable (VU) and three taxa are Endangered (EN). Specific measures to conserve these rare pteridophytes are outlined.