The development of the embryo-sac in Piper and Heckeria
By: By Duncan S. Johnson
Published: 1902
Language: eng
Number of pages: 86
Other titles: Notes from the Biological Laboratory.
Notes: Johns Hopkins University Circulars, No 158, June 1902, p. 85-86.

Bound with: The germination of the seed of Peperomia and certain other genera.