Publication venue University of Michigan Herbarium Catalog Collection
Publication date 26/07/1963
Field of study No full text Pteridophyte
Publication venue
Publication date 01/01/1958
Field of study Full text link http://deepblue.lib.umich.edu/bitstream/2027.42/52007/1/438.pdfDescription of 438.pdf : Access restricted to on-site users at the U-M Biological Station
Publication venue University of Michigan Herbarium Catalog Collection
Publication date 08/08/1959
Field of study No full text Pteridophyte
Publication venue [Cambridge, Mass., etc.]New England Botanical Club [etc.]
Publication date 01/01/1963
Field of study No full text Volume: 65Start Page: 208End Page: 22
Publication venue Berkeley,California Botanical Society.
Publication date
Field of study No full text Volume: 19Start Page: 64End Page: 6
Publication venue Washington :Smithsonian Institution Press,1967.
Publication date 01/01/1967
Field of study No full text