Department of Botany and Plant Pathology, Oklahoma Agriculture and Mech. College

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0094776
H.S. Jackson #1053 26 June 1929
Marssonina Magnus
Canada, Ontario, Nipissing, Baseball field, Bear Island, Lake Temagami, T.F.R.; 46.98288 -80.06794