CLASSIFICATION OF PLANTS 923 



Order II. Cycadofiliciales. 



Order I. Hydropteridiales. 

 Family 2. Salviniaceae. 

 Family i. Marsiliaceae. 

 Class 5. Ophioglossince. 



Order I. Ophioglossales. 

 Class 4. LycopodincB. 



Order IV. Isoetales. 



Order III. Lepidodendrales. 

 Family 2. Sigillariaceae. 

 Family i. Lepidodendraceas. 



Order II. Selaginellales. 



Order I. Lycopodiales (Club-mosses). 

 Class 3. Psilotina. 



Order I. Psilotalcs. 

 Class 2. SphenophyllhicF. 



Order II. Cheirostrobales. 



Order I. Sphenophyllales. 

 Class I. Equisetina 



Order II. Equisetales (Horsetails). 



Order I. Calamariales (Calamites). 



Phylum III. Bryophyta or Moss-plants. 

 Class 2. Musci (Mosses). 



Order IV. Bryales. 



Order III. Phaseales. 



Order II. Andregcales. 



Order I. Sphagnales (Peat-moss). 

 Class I. Hcpalica (Liverworts). 



Phylum II. Thallophyta or Thallus plants. 

 C. Lichens. 



Class 2. Basidiolichenes. 

 Class I. Ascolichenes. 



Sub-class 2. Discholichenes. 



Sub-class I. Pyrenolichenes. 

 B. Fungi. 



Class 2. Mycomycetes (True Fungi). 



Order III. Basidiales (Mushrooms, etc.). 



Order II. Ascomycetes (Mildews). 



Order I. Ustilaginales. (^cidiomycetes, rusts). 

 Class I. Phyco-mycetes (Algo-fungi). 



Order II. Zygomycetes. 



Order I. Oomycctes. 

 A. Alg.e. 



Class 3. Rlwdflphycece (Red algae). 

 Class 2. FhcEopliycerr (Brown alga;). 



Order IV. Euphaeophyceje. 



Order III. Cryptomonadaceae. 



Order II. Diatomaceae. 



Order I. Peridiniaccce. 



