@book{bhlitem56565, title = {Das Pflanzenreich :regni vegetablilis conspectus }, volume = {Heft 98a (1931)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/56565}, note = {https://www.biodiversitylibrary.org/bibliography/250}, publisher = {Leipzig, W. Engelmann, 1900-1968}, author = {Engler, Adolf,}, year = {1931}, pages = {1140}, keywords = {Botany|Classification}, }