| Publication Type: | Journal Article |
| Year of Publication: | 1961 |
| Authors: | L. G. Stebbins, Crampton B. |
| Journal: | Recent Advances in Botany |
| Pagination: | 133-145 |
| Keywords: | CLASSIFICATION, GENERA, INCOMPLETE, NORTH AMERICA |
| Alternate Journal: | Recent Advances in Botany |
