[Herbarium indexes for all the groups of cryptogams]
Publisher: A.B. Seymour
Published: 1892
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 27
Notes: Title supplied by cataloger based on label pasted on leaf before leaf [1].

Handwritten names, negative, on blueprint paper.

"The names of the genera of each family are arranged in alphabetic order and prefixed numbers indicate the systematic order"--Label.