Stephen A. Spongberg

• A reunion of trees
• A new Alaskan species of Erigeron L. (Compositae)
• A review of deciduous-leaved species of Stewartia (Theaceae)
• A taxonomic revision of granite outcrop species of Minuartia (Arenaria)
• Acta Phytotaxonomica Sinica, a bibliographic summary of published volumes
• Calycanthus floridus (Calycanthaceae)
• Cercidiphyllaceae hardy in temperate North America
• Cultivar name registration at the Arnold Arboretum 1987 and 1988
• Lardizabalaceae hardy in temperate North America
• Notes on persimmons, kakis, date plums, and chapotes
• On the status of Liquidambar formosana Hance var. monticola Rehder & Wilson (Hamamelidaceae)
• The Eleanor Cabot Bradley Garden of rosaceous plants