| Publication Type: | Journal Article |
| Year of Publication: | 2004 |
| Authors: | D. Steane, de Kok, R., Olmstead, R. |
| Journal: | Molecular Phylogenetics and Evolution |
| Date Published: | Jan |
| Abstract: | Over the last two centuries the circumscription of the large, pan-tropical genus ( ) has changed frequently, as different authorities have added or removed taxa on the basis of various morphological characters. |
| URL: | http://linkinghub.elsevier.com/retrieve/pii/S1055790303004238 |