428 NATURAL SYSTEM OF THIS MANUAL. 
Division Il. Thallophyta.—Plants without any distinction of 
roots, stems, and leaves, and which are entirely 
composed of parenchymatous tissue. This divi- 
sion has been variously divided by botanists ; 
but as their arrangement at present is very 
transitional, reference must be made for full 
particulars to special treatises. 
The following is a tabular arrangement of the above system :— 
Sub-kingdom I. Phanerogamia or Flowering Plants. 
Division 1. Angiospermia. 
Class 1. Dicotyledones. 
Sub-class 1. Polypetale. 
Series 1. Thalamiflorz. 
2. Disciflore. 
3. Calyciflorx. 
Sub-class 2. Gamopetalee or Corollifioree. 
Series 1. Inferz or Epigyne. 
2. Superze 
3. Dicarpiz or Bicarpellate. 
Sub-class 3. Monochlamydez or Incompletz. 
Series 1. Supere. 
2. Inferz or Epigyne. 
Class 2. Monocotyledones. 
Sub-class 1. Petaloidee. 
Series 1. Inferze or Epigyne. 
2. Supere. 
1. Apocarpe. 
2. Syncarpe. 
Sub-class 2. Glumacez. 
Division 2. Gymnospermia. 
Sub kingdom II. Cryptogamia or Flowerless Plants. 
Division 1. Cormophyta. 
Class 1. Vasculares. 
Sub-class 1. Isosporia. 
2. Heterosporia. 
Class 2. Muscinez. 
Division 2, Thallophyta. 
