@article {19975, title = {Plantae Wrightianae e Cuba Orientali (Polypetalae et Apetalae)}, journal = { Memoirs of the American Academy of Arts and Sciences}, volume = {new ser. 8}, year = {1861}, pages = {153-192}, chapter = {153}, url = {http://www.biodiversitylibrary.org/item/4105$\#$page/157/mode/1up}, author = {Grisebach, August} } @book {19870, title = {Flora Hongkongensis}, year = {1861}, publisher = {Lovell Reeve}, organization = {Lovell Reeve}, address = {London}, url = {http://www.biodiversitylibrary.org/item/63955$\#$page/367/mode/1up}, author = {Bentham, George} }