Sources of information and databases
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BGCI Plant Search
Locate rare and threatened plant species in cultivation around the world using BGCI’s unique PlantSearch database. The database is compiled from lists of living collections submitted to BGCI by the world’s botanic gardens

FieldWiki
This page was established to bring together information and advice on field-based research. It is a Wikipedia style page, meaning that anybody can register to update, add or pose questions about Botanical field work.
The Ethical Responsibilities and Legislation for Field Research has been set up so that contributors can post information about national regulations on Collection and export. To date this only comprises Nepal, but will be a useful resource if others start contributing
Harvard University Herbaria Databases
Provides access to databases of plant names (including IPNI), Botanists, Collectors, Authors, Publications and Specimens.
International Organization for Plant Information
The website for IOPI, with more links to searchable databases. Includes a Database of databases.
Royal Botanic Garden Edinburgh online databases
Several databases provided by RBGE can be accessed from this page. They include the database of Flora Europaea, and the RBGE Catalogue of Living Collections.
Royal Botanic Gardens Kew online databases
This site provides access to several databases at Kew, including Brummitt’s Vascular Plant Families and Genera, and Brummitt & Powell’s Authors of Plant Names.
Royal Horticultural Society online databases
Details of a range of plants are available from this site. The databases included are RHS Plant Finder Online and The RHS Online Garden Catalogue.
Sir Harold Hillier Gardens and Arboretum online database
Online database of plants at the Sir Harold Hillier Gardens and Arboretum. Allows searching with either scientific or common names.

The International Plant Names Index (IPNI)
The International Plant Names Index (IPNI) is a database of the names and associated basic bibliographical details of all seed plants. Its goal is to eliminate the need for repeated reference to primary
The Internet Directory for Botany
This is a great place to start. It provides hundreds of links to relevant web sites.
