| Asclepias L. [333] | |
| Ann. Missouri Bot. Gard., vol. 94 : p. 477, fig. 1G-J (2007) [C. Halm] [138] | |
| drawing: C. Halm [4] | |
| Illustration contributed by: | Missouri Botanical Garden, St. Louis, U.S.A. |
Ann. Missouri Bot. Gard., vol. 94 : p. 477, fig. 1G-J (2007) [C. Halm]