Cryptogamic botany :
Smith, Gilbert M.
Cryptogamic botany : bryophytes and pteridophytes Gilbert M. Smith - 2nd edition - New York : McGraw-Hill Book Company, 1955. - 2v.(vii, 399p.) ill. ; 23 cm.
Botany
Cryptogamic botany
Bryophytes Pteridophytes
581
Cryptogamic botany : bryophytes and pteridophytes Gilbert M. Smith - 2nd edition - New York : McGraw-Hill Book Company, 1955. - 2v.(vii, 399p.) ill. ; 23 cm.
Botany
Cryptogamic botany
Bryophytes Pteridophytes
581