The following bibliography has been generated by automated services. BHL uses taxonomic intelligence tools to locate, verify, and record scientific names located within the text of each digitized page in the BHL digital collection.
|National list of scientific plant names. ; 2||1982||[Washington, D.C.] :U.S. Dept. of Agriculture, Soil Conservation Service,1982-||1|
|World Plant Conservation Bibliography ; 1990||1990||WCMC, Royal Botanic Gardens||2|
|1997 IUCN red list of threatened plants ; 1997||1997||Cambridge : IUCN, World Conservation Union, 1998||1|
|Succulent plants in trade from the wild: analysis of conservation status and international trade ; 1999||1999||UK Dept of the Environment, Transport and Regions||1|