SYNOPSIS OF THE GENERA. 



***** Perianth single. 



89. CHENOPO'DIUM, [Page 418.] Perianth single, inferior, five- 



cleft, persistent, and unaltered, closing over the fruit. 

 Fruit a thin depressed utricle, containing a single polished 

 seed. 



90. BE'TA, [Page 427.] Perianth single, half inferior, five-cleft, 



persistent. Stamens inserted into the fleshy top of the 

 germen. Fruit kidney-shaped, inveloped in the capsular 

 base of the calyx. Seed with a coriaceous covering. 

 Flowers two or three, united at the base. 



91. SAL'SOLA, [Page 428.] Perianth single, inferior, five partite 



persistent, the segments after flowering producing from 

 their back a transverse appendage. Stamens inserted into 

 the base of the perianth. Fruit a depressed membranous 

 utricle. Seed solitary, with a membranous covering. 

 Embryo spiral. 



92. HERNA'RIA, [Page 430.] Calyx five-partite, slightly co- 



loured within, persistent. Stamens five, alternating with 

 five filiform entire petals, sometimes wanting. Styles 

 very short, or wanting. Stigmas obtuse. Capsule mem- 

 branous, indehescent, single seeded, covered by the calyx. 

 Small prostrate plants, leaves small, opposite, flowers in 

 axillary clusters. 



93. UL'MUS, [Page 431.] Perianth bell-shaped, of four or five 



teeth, single, superior, persistent. Stamens mostly five, 

 but varying from three to six. Stigmas sessile. Capsule 

 membranous, compressed, winged all round, single seeded. 



ORDER III. TRIGYNIA. 3 Pistils. 

 * Flowers superior. 



94. VIBTJR'NUM, [Page 438.] Calyx five-cleft, superior. Corolla 



bell-shaped, five-lobed. Stigmas sessile. Fruit a succu- 

 lent berry, from one to three seeded. Upright deciduous 

 shrubs, with cymose flowers and simple leaves. 



95. SAMBU'CUS, [Page 440.] Calyx five-cleft, superior. Corolli 



wheel- shaped, of five at length reflexed lobes. Stigmas 

 sessile. Fruit a succulent berry, three or four seeded. 

 Upright deciduous shrubs, with cymose flowers and pin- 

 nated leaves. 



** Flowers inferior. 



