Consolidated Index to Flora Europaea - G. Halliday, M. Beadle - Google Books

https://books.google.de/books?id=QIw8AAAAIAAJ

The Flora Europaea presents for the first time a synthesis of all the national and regional Floras of Europe. It is based on a critical review of existing literature and on studies on herbaria and in the field. It aims to be simple as well as…