Smith system

A system of taxonomy of the cryptogams, the Smith system was published in:

Division Chlorophyta

Class 1. Chlorophyceae
Class 2. Charophyceae

Division Pyrrophyta

Class 1. Cryptophyceae
Class 2. Desmokontae
Class 3. Dinophyceae

Division Chrysophyta

Class 1. Xanthophyceae
Class 2. Chrysophyceae
Class 3. Bacillariophyceae

Division Phaeophyta

Class 1. Isogeneratae
Class 2. Heterogeneratae
Class 3. Cyclosporeae

Division Cyanophyta

Class Myxophyceae

Division Rhodophyta

Class Rhodophyceae

Division Myxothallophyta

Class 1. Myxomycetae
Class 2. Phytomyxinae
Class 3. Acrasieae

Division Eumycetae

Class 1. Phycomycetae
Class 2. Ascomycetae
Class 3. Basidiomycetae
Class 4. Fungi imperfecti
Lichens

Division Bryophyta

Class 1. Hepaticae
Class 2. Anthocerotae
Class 3. Musci

Division Psilophyta

Class 1. Psilophytinae

Division Lepidophyta

Class 1. Lycopodinae

Division Calamophyta

Class 1. Equisetinae

Division Pterophyta

Class 1. Filicinae