| Quercus L. [1174] | |
| Gard. Bull. Singapore, vol. 22 : p. 363, fig. 5 () [90] | |
| drawing: E. Soepadmo [6] | |
| Illustration contributed by: | Harvard University Library, Cambridge, U.S.A. |
Gard. Bull. Singapore, vol. 22 : p. 363, fig. 5 ()