Wettstein System

A system of plant taxonomy, the Wettstein system recognised the following main groups, according to R. Wettstein (4th edition, 1935). Handbuch der Systematischen Botanik..

• I. phylum Schizophyta

  1. classis Schizophyceae

  2. classis Schizomycetes

• II. phylum Monadophyta
• III. phylum Myxophyta
• IV. phylum Conjugatophyta
• V. phylum Bacillariophyta
• VI. phylum Conjugatae
• VII. phylum Rhodophyta

  1. classis Bangieae

  2. classis Florideae

• VIII. phylum Euthallophyta

  1. classis Chlorophyceae

  2. classis Fungi

  A. Eumycetes

  1. subclassis Phycomycetes

  2. subclassis Ascomycetes

  3. subclassis Basidiomycetes

  B. Lichenes

  1. subclassis Ascolichenes

  2. subclassis Basidiolichenes

• IX. phylum Cormophyta

  I. divisio Archegoniatae

  1. subdivisio Bryophyta

  1. classis Musci

  2. classis Hepaticae

  2. subdivisio Pteridophyta

  1. classis Psilophytinae

  2. classis Lycopodiinae

  3. classis Psilotinae

  4. classis Articulatae

  5. classis Filicinae

  II. divisio Anthophyta

  1. subdivisio Gymnospermae

  1. classis Pteridospermae

  2. classis Cycadinae

  3. classis Benettitinae

  4. classis Cordaïtinae

  5. classis Ginkgoinae

  6. classis Coniferae

  7. classis Gnetinae

  2. subdivisio Angiospermae

  1. classis Dicotyledones

  1. subclassis Choripetalae

  A. Monochlamideae

  B. Dialypetalae

  2. subclassis Sympetalae

  2. classis Monocotyledones