140 



ACADEMIC BOTANY. 



Tig. 198.— Tonka Bean (Dipleryx 

 odoram) ; fl., pod, calyx. 



strictions, called joints, 

 whicli divide it into 1- 

 seeded closed cells (Fig. 

 197, B) ; the cells first sepa- 

 rate transversely, and then 

 open by both sutures (C), 

 liKe the legume. 



330. A Fol- 

 licle is the 

 fruit of an 



828, A Legume (the true pod or 

 cod) is the fruit of a monocacpous 

 ovary, usually many -seeded and 

 opening by both sutures : Pea (Fig. 

 197, A). 



Exceptions: The cod of the So- 

 phora is indehiscent ; the cod of the 

 Tonka Bean (Fig. 198) is indehis- 

 cent, 1-seeded, and fleshy, imita- 

 ting a drupe. The cods of the Bush 

 Clover (Lespedeza) are similar, but 

 dry, imitating altaines. 



329. A Loment is a legume or 

 cod with false dissepiments or con- 



apo c a r p u s 



ovary, and ' 



opens by one 



suture only, 



as in the Col- j.,q 199 _„_ Ainotto {Bixa OrdUma) j I, boll ; c, 



umbine (Fig. seeds. 



9, 4), the Dogbanes (Fig. 145), 

 and the Milkweeds, in which 

 the follicles open by the ven- 

 tral suture; and the Magnolia 

 (Fig. 133, B), in which they 

 open by the dorsal suture. 



881. A Boll, or Capsule, is the 

 fruit of a syncarpous ovary : 

 it may retain all its cells, 

 like the Cotton (Fig. 10) and 

 Narcissus (Fig. 202) ; or be 

 1-celled, like the Corn Cockle 

 (Pig. 197, F) and Brazil-nut 



Fig. 200. — A, silique of Wall-flower (Cheiran- 

 thua CheiTi). B, silicle of Erophita; X. C, do. 

 of Shepherd's-Purse {Capsdla Burea-paeloria) ; X* 



