| ALGAE [878] | |
| B.C. Seemann, J. Britten, J. Bot., vol. 31 : t. 335 (1893) [R.J. Harvey-Gibson] [8] | |
| drawing: R.J. Harvey-Gibson [3] | |
| Illustration contributed by: | Missouri Botanical Garden, St. Louis, U.S.A. |
B.C. Seemann, J. Britten, J. Bot., vol. 31 : t. 335 (1893) [R.J. Harvey-Gibson]