Cryptogamic botany /
Smith, Gilbert Morgan, 1885-1959.
Cryptogamic botany / Gilbert M. Smith. - 2nd ed. - New York, McGraw-Hill, 1955. - v. 2, 399 p. : ill. - McGraw-Hill publications in the botanical sciences .
v. 2. bryophytes and pteridophytes.
Cryptogams.
Botany--Morphology.
Cryptogamic botany / Gilbert M. Smith. - 2nd ed. - New York, McGraw-Hill, 1955. - v. 2, 399 p. : ill. - McGraw-Hill publications in the botanical sciences .
v. 2. bryophytes and pteridophytes.
Cryptogams.
Botany--Morphology.