Amphicarpum amphicarpon BB-1913.pngFlora Americae Septentrionalis, or, A systematic arrangement and description of the plants of North America (electronic resource) - containing, besides what have been described by preceding authors, (20626441382).jpgThe plants of southern New Jersey; with especial reference to the flora of the pine barrens and the geographic distribution of the species (1911) (14782085314).jpg
