R. Ciferri [1-425, plus extras]

Cornell University, Plant Pathology Herbarium
Catalog #: Ciferri,M.Dom.0142
s.n.
Helminthosporium ravenelii M.A. Curtis ex Berk.
Dominican Republic

Purdue University, Kriebel Herbarium
Catalog #: PUL00027339
R Ciferri s.n. 17 August 1930
Helminthosporium ravenelii M.A. Curtis ex Berk.
Republica Dominicana, Valle del Cibao, Santiago, Hato del Yaque; in fields

University of Michigan Herbarium
Catalog #: 329585
R. Ciferri #s. n. 17 August 1930
Helminthosporium ravenelii M.A. Curtis ex Berk.
Dominican Republic, Santiago, Hato del Yaque; Santiago, Valle del Cibao.