Flora and Fauna
- 7481
- Fabroniaceae
- Description of these mosses, which grow on tree trunks, and drawings of Habrodon perpusillus.
- 7482
- Ephemeracea
- Detailed technical description of the genera Ephemerum and Micromitrium and an illustration of Ephemerum cohaerens.
- 7483
- Ephemeraceae
- Description with illustrations of Micromitrium tenerum and several Ephemerum species.
- 7492
- Disceliaceae : Flag Mosses
- Description of these tiny mosses, with illustrations of Discelium nudum.
- 7493
- Diphysciaceae : Nut Mosses
- Description of these minute mosses, with illustrations of Diphyscium foliosum.
