by Stephen A. Spongberg
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The genera of Crassulaceae in the Southe...
The Staphyleaceae in the southeastern Un...
Cultivar name registration at the Arnold...
Acta Phytotaxonomica Sinica, a bibliogra...
On the status of Liquidambar formosana H...
A taxonomic revision of granite outcrop ...
Inventory of living collections
Charles Sprague Sargent and the Arnold A...
New England natives
Science In The Pleasure Ground
Arnold Arboretum