Victorian Plants. 257 



Vestiture thin, usually absent from the upper side 

 of the leaves. 



Finally arborescent ; leaves large, from elliptical-lanceolar 

 to ovate, almost or quite flat, entire, generally whitish or 

 greyish underneath ; calyx quite small, yellowish inside ; 

 anthers in succession touching the stigmas ; style three- 

 cleft ; fruitlets enclosed to the middle, opening by a 

 rather large lid. P. elliptica. 



1179. Leaves from ovate to nearly orbicular. 



Finally rather tall or even somewhat arborescent ; leaves 

 small, entire, flat, underneath thinly invested with 

 whitish or greyish hairlets ; fruitlets enclosed only 

 towards the base, opening marginally. 



F. vacciuifolia. 



Leaves from narrow-elliptical to nearly oval. 



Rather low in stature ; leaves small, entire, almost flat, 

 underneath invested with whitish shining hairlets ; 

 flowers only few in each cyme ; fruitlets only enclosed 

 towards the base, opening marginally. P. ledifolia. 



1180. Leaves entire or at the summit two-lobed ... ... 1181 



Leaves all around but irregularly denticulated ... 1186 



1181. Leaves two-lobed at the summit. 



Dwarf ; leaves small, almost wedge-shaped, the lobes entire 

 or denticulated; umbels crowded; anthers almost cordate; 

 fruitlets enclosed to the middle, opening by a longitudinal 

 slit. Figure 61. P. obcordata. 



Leaves quite entire ... ... ... ... ... 1182 



1182. Pruitlets opening by a slit or roundish aperture ... 1183 

 Fruitlets opening marginally... ... ... ... 1185 



1183. Flowers capitular-crowded. 



Finally rather tall ; vestiture thick, brownish ; leaves rather 

 small, from ovate or somewhat rhomboid to orbicular ; 

 headlets of flowers short-stalked, surrounded by broadish 

 bracts ; calyx pale-yellowish ; fruitlets opening by a slit. 



P, betulina. 



Flowers paniculated ... ... ... ... ... 1184 



