68 Class V. Order I. 



without nectariferous pores ; capsule two valved, one 

 celled, many seeded ; number of parts variable. 



108. Cu SCUTA. Calyx four or five cleft ; corolla 

 four or five cleft ; capsule two celled, opening trans- 

 versely at the base. 



B. Flowers jive petalled, inferior. 



109. HEUCHERA. Petals five, inserted on the 

 calyx ; capsule two celled, two beaked. 



C. Flowers incomplete. 



110. SALSOLA. Calyx five parted ,' corolla none ; 

 capsule one seeded ; seed spiral. 



111. CHENOPODIUM. Calyx five parted, five cor- 

 nered ; corolla none ; seed one, lenticular, invested 

 with the calyx. 



112. ULMUS. Calyx five cleft; corolla none; 

 seed one, inclosed in a flat membranous capsule. 



D. Umbelliferous. Flowers five petalled, superior, two seeded. 



113. HYDROCOTYLE. Umbel simple ; involucre 

 four leaved ; petals entire ; fruit orbicular, com- 

 pressed. 



114. SANICULA. Umbels in heads; flowers of 

 the centre abortive ; seeds muricate. 



115. DAUCUS. Involucres pinnatifid ; outer flo- 

 rets abortive ; fruit hispid, cohering. 



116. HERACLEUM. General involucre deciduous ; 

 flowers radiant ; petals notched, with the point in- 

 flected ; fruit elliptic, notched, compressed, striate, 

 with a dilated margin. 



117. CONIUM. Involucres general and partial, 

 the partial half wanting ; petals heart shaped, ecnaal ; 

 fruit ovate, gibbous, five ribbed on each side. 



