DECANDRIA.— TRIGYNIA. 177 



i94. BAPTISIA. Cal. half 4— 5-cleft, bilabiate. Car. 

 papilionaceous ; pet. nearly equal in length ; 

 vexill. with the sides reflexed. Stam. deciduous. 

 Legume ventricose, pedicellate, many-seeded. 



295. CERC1S. Cat. 5-toothed, gibbous at the base. 



Cor. papilionaceous ; wings larger than the vex- 

 ill. ; keel 2-petalled. Legume compressed, se- 

 miniferous suture margined. 



DIGYN1A. 



296. HYDRANGEA. Oil. superior, 5-toothed, Pet, 



5. Caps. 2-beaked, opening by a foramen be- 

 tween the horns. 



297. SAXIFRAGA. Cal. 5-parted. Pet. 5. Caps. 



superior or inferior, or half inferior, 2-beaked, 

 2-celled, many-seeded, opening between the 

 beaks 



298. CHRYSOSPLENIUM. Cal. superior, 4— 5-cleft, 



coloured. Cor. 0. Caps. 2-beaked, many- 

 seeded. 



299. TIARELLA. Cal. 5-parted, persistent. Pet. 5, 



inserted into the calyx, unguiculate. Caps. 1- 

 celled, 2-valved ; valves unequal. 



300. MITELLA. Cal. 5-cleft, persistent. Pet. 5, pin- 



natifid ; inserted into the calyx. r aps. 1 -celled, 

 2-valved ; valves equal. 



301. SAPONAR1A. Cal. 1-leaved, tubular, 5-toothed, 



naked at the base. Pet. 5, unguiculate. Caps. 

 oblong, 1 -celled. 



302. DIANTHUS. Cal. 1-leaved, tubular, 5-toothed, 



with about 4 imbricate opposite scales at the 

 base. Pet. unguiculate. Caps, cylindric, 1- 

 celled. 



303. SCLERANTHUS. Cal. 1 -leaved, 5-cleft. Cor. 



0. Stam. inserted into the calyx. Caps. 1-seeded, 

 covered by the calyx- 



TRIGYNIA. 



304. CUCUBALUS. Cal. 1-leaved, inOated, 5-toothed. 



Pet. 5, unguiculate, naked at the orifice. Caps. 

 3-celled. 



