A comparative study of stigmarian appendages and isoetes roots
Series: Illinois State Geological Survey. Circular -- no. 133; Circular (Illinois State Geological Survey) -- no. 133.; Circular (Illinois State Geological Survey) -- 133.
Published: 1947
Place of publication: Urbana
Language: eng
Number of pages: 324
Subjects: Stigmaria; Isoetes
Notes: "Reprinted from the American Journal of Botany, vol. 34, June 1947."