OP THE GENERA. xli 



CLAYTONIA. Calyx of 2 ovate or roundish persistent sepals. Petals 5, 

 obcordate or obovate, unguiculate. Style 5-cleft. Capsule 1-celled, 3- 

 valved, 3 5-seede<l. Portulacacea, p. 120. 



CEANOTHUS. Calyx 5-cleft, campanulate, persistent and somewhat ad- 

 hering to the fruit. Petals 5, small, saccate and arched, with long claws. 

 Styles 2 3, united to the middle. Fruit dry and coriaceous, 3-celled, 3- 

 seeded, 3-parted, opening on the inner side. Rhamnacea, p. 70. 



EVONYMUS. Calyx 4 5-cleft, having a peltate disk within. Petals 

 4 5. Stamens inserted upon glands at the margin of the disk. Capsule 

 with 3 5 angles, and as many cells and valves. Seeds with a colored 

 fleshy aril. Celastracece, p. 68. 



CELASTRUS. Calyx minute, 5-lobed. Petals 5, small, unguiculate. 

 Ovary small, with JO striae, immersed in the disk. Stigma 3-lobed. Cap- 

 sule 2 3-valved ; valves septiferous in the centre. Seeds enclosed in a 

 pulpy aril. Celastracece, p. 69. 



******* Perianth double, inferior. Corolla 4 5-petalkd. fruit a drupe 

 or berry. 



VITIS. Calyx somewhat 4 5-toothed. Petals 4 5, cohering at the 

 apex, deciduous. Stigma simple, sessile. Berry 2-celled, 1 4-seeded ; cells 

 and seeds often abortive. Vitacecc, p. 63. 



AMPELOPIS. Calyx nearly entire. Petals 5. Stigma capitate. Ovary 

 not immersed in the disk. Berry 2 4-seeded. Vitacece, p. 62. 



RHAMNUS. Calyx 4 5-cleft, urceolate. Petals alternating with the 

 lobes of the calyx, sometimes very minute or wanting. Style 2 4-cleft. 

 Fruit drupaceous, roundish, containing 2 4 cartilaginous nuts. Rham- 

 nacea, p. 70. 



******** Perianth double , superior. Corolla 4 5-petatted. 



RISES. Calyx campanulate or tubular, 4 5-parted. Petals 4 5, mi- 

 nute, inserted into the throat of the calyx. Style 2 4-cleft. Berry crowned 

 with the withered flower, 1-celled. Grossulariacece, p. 124. 



********* Perianth single. 



HAMILTONIA. Polygamous. Perianth turbinate-campanulate, 5-cleft. 

 Germ immersed in the 5-toothed glandulous disk. Stigmas 2 3, sublen- 

 ticular. Drupe pyriform, 1-seeded, enclosed in the adhering base of the 

 calyx. Santalacete, p. 308. 



COMANDRA. Perianth urceolate-campanulate, colored ; the limb 5-cleft. 

 Stamens villous externally. Fruit somewhat drupaceous, dry, 1-celled, 

 crowned by the persistent perianth. Santalaceez, p. 307. 



GLAUX. Perianth inferior, campanulate, 5-lobed, colored. Stigma cap- 

 itate. Capsule globose, 5-valved, few-seeded. Primulacece, p. 291. 



ANYCHIA. Calyx 5-parted. Sepals connivent, subsaccate, callous at the 

 apex. Petals none. Stigmas 2, subcapitate. Capsule indehiscent, utri- 

 cular, 1-seeded, surrounded by the persistent calyx. Illecebracece, p. 52. 



ORDER II. D1GYMA. 2 Pistils. 



* Perianth double, inferior. Corolla l-petatted. 



APOCYNUM. Calyx 5-parted. Corolla campanulate, 5-cleft ; the base 

 furnished with 5 triangular scales, alternating with the lobes. Anthers 



