Pteridology in Perspec- tive. Proceedings of the Holttum Memorial Pteridophyte Symposium. Kew 1995. Publ.1996. XX,700 p.gr8vo.Hardcover.

Contains the reviewed papers and posters presented at the symposium.-Contents (partly): Vascular plants and time/ A short account of the lifeof Richard Eric Holttum (1895 - 1990) tropical botanist and religiousthinker/ Holttum and ferns/ Mapping the world's pteridophyte speciesdiversity- systematics and flora/ Measurements of pteridophyte speciesdiversity in Malesia and New Zealand/ Diversity, status and ecology ofpteridophytes in three forests in Mindanao, Philippines/ The genusHymenophyllum Smith in the Greater Antilles/ The importance of theAndes as a barrier to migration, as illustrated by the pteridophyteof the Choco phytogeographic region/ Distribution of pteridophytediversity and endemism in Peru/ Neotropical Huperzia (Lycopodiaceae)-distribution of species richness.