A botanical survey of a typical mid-western county (Hancock County, Illinois) covering a period of 119 years, from 1833 to 1952.
Published: 1952
Place of publication: Carthage, Ill
Language: eng
Number of pages: 425
Subjects: Botany -- Illinois -- Hancock County.; Phytogeography.
Notes: Issued also as thesis, Cornell University, 1926.