| Bull. Torrey Bot. Club, vol. 10 : p. 0, t. 0, fig. 0 (1883) [15] | |
| Illustration contributed by: | Missouri Botanical Garden, St. Louis, U.S.A. |
Bull. Torrey Bot. Club, vol. 10 : p. 0, t. 0, fig. 0 (1883)