134 



DESCRIPTIVE BOTANY. 



arithmetical series, and the vertical line through No. 2, 

 represented by the second ; and also that one less than 

 the number of terms in the first series represents the 

 angular distance of 2 from 1. Several other interesting 

 mathematical considerations might be given, but they 

 would appear to be misplaced in a treatise of this de- 

 scription. 



(129.) Tabular View of Vegetable Organs. In con- 

 cluding this part of our subject, we shall present the 

 reader with a tabular view of the various organs we have 

 been describing, so arranged as to display the subordin- 

 ation which subsists between them ; giving a reference 

 to the separate articles in which each is described. 



I. ELEMENTARY ORGANS (!".) 



Membrane (13.) 

 Fibre (U) 



f Vesicle 



) Trache 



) Ducts 



I Vital v 



Vesicle* (16.) 

 ' :hee (23.) 

 is (24.) 

 'essels (27.) 



Modifications. 

 Cellular tissue (16) 

 Vascular tissue (2.) 



Pellicle (29 ) > 

 Slomata (30.) J 



II. COMPOUND ORGANS (28.). 



Epidermis (29.) 



Hair (31.) 

 Stings (31.) 

 Glands (31.) 



III. 



ponpoles (39.) 7 

 ibrils (39.) \ 



Pith (.) 

 Medullary sheath (49.) 

 Woody layers (50.) 

 Alburnum (50.) 

 Medullary rays (51.) 

 Liber (52.) 

 Cortical layers (52.) 



Petiole (69.) J 7 

 Limb (69.) j 



COMPLEX ORGANS (32.). 

 * Nutritive (38.). 



Roots (39.) 

 Appendages (41.) 



Stems '440 and 

 "Branches (59.) 



Leaf (69.) 

 Stipules (77.) 



Thorns (62.) 

 Bulbs (65.) 

 Tubers (64.) 

 .Suckers (62.) 

 Kunners (62.) 



Phyllodia (75.) 

 Spines (78.) 

 Tendril* 

 Pitchers (80.) 



