Puccinia obtecta Peck

NEW YORK BOTANICAL GARDEN
UNITED STATES DEPARTMENT OF AGRICULTURE
Bureau of Plant Industry—Pathological Collections
CD	mycological exchange of 1921
CM
CM	--f N£W
522. Puceinia obtecta Pk.-IlJL
CO	I;
;0
On Scirpus americanus.
waar Billings, Monr.	Aug. 29, 1912.
D. B. Swingle.
03411226