Floræ Philadelphicæ Prodromus; Plantarum Quæ Hactenus Exploratæ Fuere, Quæque in Ipso Opere Ulterius Describentur, Exhibens Enumerationem: Or, Prodromus of the Flora Philadelphica; Exhibiting a List of All the Plants to be Described in that Work, which Have as Yet Been Collected. By William P. C. Barton, ..