I478 CLASSIFICATION AND SUCCESSION OF PLANTS. 



KINGDOM VEGETABILIA. 



SUB-KINGDOM A.— THALLOPHYTA. 



SERIES I.— ALGiE. 



Class i. Diatomace^e . . . Diatoms. 



,, 2. Phycochromophyoe . Desmids. 



,, 3. Fucace^e .... Sea-weeds. 



,, 4. CHLOROSPOREiE . . Siphonece. 



,, 5. Floride^e . . . Red Sea-weeds, Corallines, and 



Nullipores. 



,, 6. Charace^e . . . Charas. 



s * 



SERIES II.— FUNGI. 



This series includes the Lichens {Lichenes) and the true Fungi, the latter 

 being split into several divisions which need not be inserted here. 



SUB-KINGDOM B.-CORMOPHYTA. 



SERIES I.— BRYOPHYTA (Anogens). 



Class i. Musci Mosses. 



,, 2. HepatictE . . . Liverworts. 



SERIES II.— PTERIDOPHYTA (Acrogens). 



Class i. Filicace^e. 



Order I. STIPULATE. 



a. Ophioglossece . . . Adders'-tongues. 



b. Marattiacece . . . Marattia. 

 Order 2. Filices . . . Ferns. 

 Order 3. Rhizocarpe^e . . Rhizocarps. 



Class 2. Equisetace^e . . . Horsetails. 

 Class 3. LYCOPODiACEyE. 



Order 1. Isospore^e {Dichotomy). 



a. Lycopodecz . . . j 



b. PsilotecE . . . . > Lycopods. 



c. PhylloglossecB . . . \ 

 Order 2. Heterospore/E {Lignlatce). 



a. Selaginellece . . . ) ^, , 



j T ..? > Club-mosses. 



b. Isoetecz . . . . ) 



SERIES III.— PHANEROGAMS. 



Class i. Gymnosperme,e. 



Order 1. Cycadace^e . . Cycads. 



Order 2. Conifers . . Conifers. 



Order 3. Gnetace^e . . Welwitschia. 



Class 2. Angiosperme^e. 



Subclass 1. Monocotyl^e (Endo 

 gens) 



Grasses, Palms, Lilies, &c. 



2. DicotyL/E (Exogens) Rose, Buttercup, Dandelion, &c. 



The above classification is, in the main, the one adopted by Pro- 

 fessor Thistleton Dyer, although a less complex arrangement of the 



