... The archegonium of Sphagnum subsecundum ...
By: by George S. Bryan ...
Published: 1915
Place of publication: Chicago
Language: eng
Number of pages: 56
Subjects: Peat mosses.
Notes: Thesis (PH. D.)--University of Chicago, 1914.
"Reprinted from the Botanical gazette, vol. LIX, no. 1."
"Contributions from the Hull botanical laboratory 199."