Phyt ogeography of the eastern mountain front in Colorado ...
By: by Arthur Gibson Vestal ...
Published: 1919
Place of publication: [Chicago
Language: eng
Number of pages: 193
Subjects: Botany -- Colorado.
Notes: Thesis (Ph. D.)--University of Chicago, 1915.
"Literature cited": p. 192-193.
"Private edition, distributed by the University of Chicago libraries, Chicago, Illinois."
"Reprinted from the Botanical gazette, vol. LXVIII, no. 3, September, 1919."
"Contributions from the Hull botanical laboratory 251."