A bibliographical explanation of $quot;`The IUCN Plant Red Data Book$quot; edited by Threatened Plant Committee, Survival service Commission for Plants and Animals, IUCN were presented. The Preamble for procedure, definition of Red data category and description Practice for plant red data sheet were introduced (liven thirty nine case histories from 250 kinds of taxa, The IUCN Plant Red Data Book mere bibliographically described. In the finally, discussed about regional problems and progressive objects in the next period of coming future.