Language: German
Fascicle 4 includes 110 picture plates from nearly all german species of the following families (with the genera mentions in brackets):
- Bryacea (Anomobryum, Bryum, Leptobryum, Milichhoferia, Orthodontium, Plagiobryum, Pohlia, Rhodobryum).
- Funariales: Disceliaceae (Discelium), Ephemeraceae (Ephemerum, Micromitrium).
- Funariaceae (Aphanorrhegma, Entosthodon, Funaria, Physcomitrium, Pyramidula), Splachnaceae (Tayloria, Tetraplodon, Splachnum).