George Weidman Groff: The Lychee and Lungan (New York, Orange Judd Company | London: Kegan Paul, Trench, Trubner & Co., Limited | Canton, China: Canton Christian College, 1921)
- Digitized: Internet Archive (digitizing sponsor: Sloan Foundation; book contributor: Library of Congress)
- No copy listed in Wiener China-Bibliographie
A monograph on lizhi 荔枝 and longyan 龍眼.