17^ CLASS X. ORDER I. 



upper anthers barren, three lower ones beaked ; loment 

 flat. 



189. Rhodora, Calyx five toothed ; corolla three 

 petalled, unequal ; stamens declined ; capsule five 

 celled, 



190. Ledum. Calyx minute, five toothed ; corolla 

 flat, five parted ; capsule five celled, opening at base. 



191. Clethra. Calyx five leaved ; petals five ; 

 stigma three parted ; capsule three celled, three 

 valved. 



192. Pyrola. Calyx five leaved ; petals five ; cap- 

 sule superior, opening at the angles, many seeded. 



193. Monotropa. Calyx none ; petals ten, the five 

 outer ones gibbous at the base ; capsule five valved ; 

 a fifth part of the fructification often wanting. 



Order II. DIGYNIA. Two styles. 



194. Scleranthus. Calyx five cleft, inferior; corolla 

 none ; seeds two, inclosed in the calyx. 



195. Saxifraga. Calyx five parted ; corolla five 

 petalled ; capsule two beaked, one celled ; many 

 seeded. 



196. TiARELLA. Calyx five parted ; petals five, 

 entire, inserted on the calyx ; capsule one celled, two 

 valved, one valve largest. 



197. MiTELLA, Calyx five cleft: petals five, pinna- 

 tifid, inserted on the calyx; capsule one celled, two 

 valved ; valves equal. 



198. Saponaria. Calyx tubular, naked; petals 

 five, with claws; capsule oblong, one celled. 



199. DiAMTHus. Calyx tubular with scales at the 

 base ; petals five, with claws ; capsule cylindrical, 

 superior, one celled. 



