The Eleanor Cabot Bradley Garden of rosaceous plantsStephen A. Spongberg, Karlton Holmes, Arnold Arboretum · First published 1992Open the Tome
Cultivar name registration at the Arnold Arboretum 1987 and 1988Stephen A. Spongberg · First published 1989Open the Tome
Acta Phytotaxonomica Sinica, a bibliographic summary of published volumesStephen A. Spongberg, David E. Boufford · First published 1982Open the Tome
On the status of Liquidambar formosana Hance var. monticola Rehder & Wilson (Hamamelidaceae)David E. Boufford, Stephen A. Spongberg · First published 1982Open the Tome
Calycanthus floridus (Calycanthaceae)David E. Boufford, Stephen A. Spongberg · First published 1981Open the Tome
Cercidiphyllaceae hardy in temperate North AmericaStephen A. Spongberg · First published 1979Open the Tome
Lardizabalaceae hardy in temperate North AmericaStephen A. Spongberg · First published 1979Open the Tome
Notes on persimmons, kakis, date plums, and chapotesStephen A. Spongberg · First published 1979Open the Tome
The genera of Crassulaceae in the Southeastern United StatesStephen A. Spongberg · First published 1978Open the Tome
A review of deciduous-leaved species of Stewartia (Theaceae)Stephen A. Spongberg · First published 1974Open the Tome
A new Alaskan species of Erigeron L. (Compositae)Stephen A. Spongberg · First published 1973Open the Tome
The genera of Saxifragaceae in the Southeastern United StatesStephen A. Spongberg · First published 1972Open the Tome
A taxonomic revision of granite outcrop species of Minuartia (Arenaria)Frank J. McCormick, Stephen A. Spongberg · First published 1971Open the Tome
The genera of Unowattiaceae in the Southeastern United StatesN. Dunkly, Stephen A. Spongberg · First published 1971Open the Tome
The Staphyleaceae in the southeastern United StatesStephen A. Spongberg · First published 1971Open the Tome
