14 DESVAUX. [BOOK i. 



Ord. 2. Capsular. Pericarpium dry, superior, or infe- 

 rior, opening by valves, but never separating into 

 distinct pieces or cocci. 



Ord. 3. Dieresilian. Pericarpium superior or inferior, 

 dry, regular, and monocephalous (that is, having 

 one common style), composed of several distinct 

 pieces arranged systematically round a central real 

 or imaginary axis, and separating at maturity. 



Ord. 4. Etaerionar. Pericarps several, irregular, 

 superior, one- or many-seeded, with a suture at 

 the back. 



Ord. 5. Cenobionar. A regular fruit divided to the 

 base into several acephalous pericarpia; that is to 

 say, not marked on the summit by the stigmatic 

 scar, the style having been inserted at their 

 base. 



Ord. 6. Drupaceous. Pericarpium indehiscent, fleshy 

 externally, bony internally. 



Ord. 7. Baccate. Succulent, many-seeded. 

 Class 2. Angiocarpians. Fruit seated in envelopes not form- 

 ing part of the calyx. 



THE ARRANGEMENT OF DESVAUX. 



Class 1. Pericarpium dry. 



Ord. 1. Simple fruits. 

 Indehiscent. 

 Dehiscent. 



Ord. . Dry compound fruits. 

 Class 2. Pericarpium fleshy. 

 Ord. 1. Simple fruits. 

 Ord. 2. Compound fruits. 



In explanation of the principles upon which the classifica- 

 tion of fruit which I now venture to propose is founded, it 

 will of course be expected that I should offer some observa- 

 tions. In the first place, I have made it depend primarily 

 upon the structure of the ovary, by which the fruit is of 

 necessity influenced in a greater degree than by anything 



