Title: Report on the G. Weidman Groff Collection : books, periodical publications and manuscript materials recording observations of the occurrence and use of plants in China and surrounding countries of Southeast Asia (1907-1947) in the University Library, the Pennsylvania State University /
Authors: Groff, George Weidman, 1884-1954.; Brunner, Henry Sherman, 1898-; Pennsylvania State University.; Pennsylvania State University.
Publisher: Penn State-in-China Committee, Pennsylvania State University,
Year: 1961
Subjects: Groff, George Weidman,; Plants China Guangdong Sheng.; Plant introduction