Varsity Press, Incorporated

year of pub­li­ca­ti­onISBNauthor(s)title
1987978-0-942375-00-8Michael A DirrThe Reference Manual of Woody Plant Propagation: From Seed to Tissue Culture
1989978-0-942375-01-5Allan M. ArmitageHerbaceous Perennial Plants: A Treatise on Their Identification, Culture, and Garden Attributes
1990978-0-942375-02-2Allan M. ArmitageHerbaceous Perennial Plants, a Treatise on Their Identification Culture and Garden Attributes
2004978-0-942375-03-9The Interactive Manual and Photo Library of Woody Landscape Plants
2009978-0-942375-09-1Michael Dirr ยท Charles W. Heuser Jr.The Reference Manual of Woody Plant Propagation: From Seed to Tissue Culture