Digital Collections related to Botany

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image showing the spines of the print version of TL-2

Taxonomic Literature 2 online

TL-2 is the premier publication of the International Association for Plant Taxonomy (IAPT).  In its print form, TL-2 is a 15 volume guide to the literature of systematic botany published between 1753 and 1940. TL-2 is the standard by which authors' names and titles should be abbreviated in works on systematic botany. The online version is searchable by keyword, author name, title number, author name abbreviation, or title abbreviation.