Algae and algoid 

 forms 



APPENDIX 



REFERENCE TABLE OF THE PRINCIPAL GROUPS OF PLANTS. 



Diatomaceae, diatoms. 

 Coccospheres \ pl ^ al 

 Rhabdospheres / 

 Cyanophyceae, blue-green algae. 

 Chlorophyceae, green ^ 



algae, including 



stoneworts. 

 Rhodophyceae, red True algae. 



algae. 

 Phaeophyceae, brown 



THALLOPHYTES 

 (Thallus plants) 



Fungi and fungoid 

 forms 



BRYOPHYTES 



(Moss plants) 



PTERIDOPHYTES 

 (Fern plants) 



SPERMATOPHYTES 

 (Seed plants) 



Lichens 



Hepaticae, liverworts. 



Musri, mosses. 



Lycopodiales. 

 Sphenophyllales. 



Equisetales 

 Filicales 



Gymnospermae 

 (naked seed) 



Angiospermae 



(covered seed) 

 (Flowering plants) 



Myxomycetes, " animal fungi," 

 slime-molds. 



Schizomycetes, "fission-fungi," 

 bacteria. 



Phycomycetes, algae-fungi, water- 

 molds. 



Ascomycetes, ascus-fungi, mil- 

 dews. 



Basidiomycetes, basidium-fungi, 

 smuts, rusts, mushrooms. 



Symbiont algae and fungi. 



Lepidodendra, 

 mosses. 



sigillarias, club- 



[ Calamites. 



\ Equisetae, scouring-rushes, horse- 

 [ tails. 



Filices, true ferns. 

 Cycadofilicales. 

 Bennettitales. 

 Cycadales. 

 Cordaitales. 

 Ginkgoales. 

 Coniferales. 

 Gnetales. 

 Dicotyledoneae. Most common 



forest trees (except conifers), 



most shrubs and most netted- 



veined leaved herbs. 

 Monocotyledoneae, cereals, grasses, 



etc. 



685 



