| Publication Type: | Journal Article |
| Year of Publication: | 1923 |
| Authors: | Arber, A. |
| Journal: | Annals of Botany |
| Volume: | 37 |
| Pagination: | 31-41 |
| Publication Type: | Journal Article |
| Year of Publication: | 1923 |
| Authors: | Arber, A. |
| Journal: | Annals of Botany |
| Volume: | 37 |
| Pagination: | 31-41 |