A Field Guide to Ferns and Their Related Families Northeastern and Central North America With a Section on Species Also Found in British Isle and Wes
Publisher: Houghton Mifflin (P)
Published: January 1975
Language: eng
Number of pages: 522
ISBN-13: 9780395194317
First sentence: EACH OF the four classes of the Pteridophytes has its own characteristic behavior in producing, bearing, and propagating its spores.
Notes: Peterson Field Guides