Studies on Polystictus circinatus and its relation to butt-rot of spruce
By: By Roger Gosselin ...
Series: Province of Quebec. Department of lands and forests ... Forest service ... Bulletin -- no. 10 (New series)
Publisher: n.p.
Published: 1944
Place of publication: Quebec, Canada
Language: eng
Number of pages: 568
Subjects: Wood-decaying fungi
Other titles: Polystictus circinatus and its relation to buttrot of spruce.
Notes: Cover-title.

"Also contribution from the Laboratories of criptogamic botany and the Farlow herbarium, Harvard university, no. 225."

"Reprinted from Farlowia. 1 (4): 525-568. July, 1944."

Thesis--Harvard, 1943.

Bibliography: p. 566-568.