SYNOPSIS OF THE GENERA. 



31. LINA'RIA, [Page 859.] Calyx five partite. Corolla per- 



sonate, spurred at the base, its mouth closed by a promi- 

 nent swollen palate, upper lip bifid, the lower three cleft. 

 Capsule two celled, opening at the apex with entire or 

 toothed valves. 



32. DIGITA'LIS, [Page 864.] Calyx in five unequal segments. 



Corolla campanulate, the limb oblique, of four or five 

 unequal lobes, the upper one emarginate. Stamens in- 

 serted into the base of the corolla. Capsule ovate, of 

 two cells, two valvedj with the margins inflexed. 



33. SIBTHORP'IA, [Page 866.] Calyx in five deep spreading 



segments. Corolla rotate, five cleft, two lower segments 

 narrowest. Capsule sub-orbicular, compressed, two celled, 

 two valved. 



*** Capsule of three cells. 



34. LINN^'A, [Page 867.J Calyx five cleft, superior, nearly 



equal. Corolla campanulate, five cleft, equal. Style 

 bent. Stigma globose. Fruit a dry three celled berry, 

 each cell with a single pendulous seed. Involucre of 

 from two to four pieces beneath the germen. 

 **** Capsule of four cells. 



35. VERBE'NA, [Page 868.] Calyx tubular, five cleft, mostly 



unequal. Corolla tubular, with a spreading sublabiate 

 five cleft limb. Stamens included (sometimes by abortion 

 only two). Fruit four nuts. 



CLASS 15. TETRAD YNAMIA. Six Stamens, four 

 long and two short. (Nat. Ord. CRUCIFER^:, 



Juss.) 



ORDER 1. SILICULOSA. Fruit a short pod or pouch. 

 A. Silicula turgid, hard, nut-like, two jointed. 



1. CRAM'BE, [Page 870.] Silicula two jointed, indehiscent, 

 one celled, the lower joint abortive, resembling a pedicle, 

 the upper globose, one seeded. Seeds round, pendulous 

 from the end of the long filiform curved fumiculus. Coty- 

 ledons thick, comluplicate, deeply emarginate. 



