| Ipomoea L. [1022] | |
| Kew Bull., vol. 21(): : p. 87 (1967-1968) [M. Grierson] [81] | |
| drawing: M. Grierson [502] | |
| Illustration contributed by: | JSTOR digital library, U.S.A. |
Kew Bull., vol. 21(): : p. 87 (1967-1968) [M. Grierson]