Plant families
Subtitle: how to know them : pictured-keys for determining the families of nearly all of the members of the entire plant kingdom.
Edition: 2d ed.
Series: Picture-key nature series
Publisher: Brown
Published: 1949
Place of publication: Dubuque, IA
Language: eng
Number of pages: 177
Subjects: Plants -- Classification.
Genres: Classification.
Notes: 1