62 



acters (leaves 2, about opposite, and flowers purplish, 

 where nothing is said to the contrary) . I, Rhizome shallow, 

 slender, apparently strictly of diphylla type:- 



D* 89: leaves perhaps nearer maxima than laciniata , 

 strongly lobe-cleft j flowers purplish. 



d^JRhizome large, rather slightly and distantly con- 

 stricted! - 



D* 72: leaves considerably incised. 



D. 100: similar; flowers unopened. 

 3, Rhizome about typical for maxima : - 



D. 81: nearly a typical 2-leaved maxima . 



D. 88: leaves much and finely incised. 



D* 94: similar to last. 



S. 95: similar; incising coarser. 



D« 99: about like last. 



D. 104: much like D. 88. 



D. 106: much like D. 99. 

 '|if.Rliizome much constricted, about tuberous in D. 



73 and 87:- 



D. 73, 74, 92: leaflets usually lobe-cleft, and 



much incised. 



D. 87: leaflets rather incised-serrate. ^.The 

 general aspect of these forms, in their dense patches, 

 is decidedly different from that usual with typical 



