Manual of botany

A descriptive flora of 8,340 vascular plants arranged systematcally. For each species, gives description, habitat, range, and sometimes an illustration, with further specifics on varieties and forms. Aids to locating information on a particular plant include a synopsis of orders and families, and artificial analytical key to the families, and indexes to Latin and colloquial names. Includes a glossary and a table showing the numbers of genera, species, varieties, and forms of the families of plants.