248 Key to the System of 



1141. Nearly glabrous. 



Finally from tall-shrubby to almost arborescent ; leaves 

 from obovate- to narrow-elliptical, occasionally quite 

 narrow, often rather blunt and almost flat; flowers 

 sessile ; calyx-lobes deciduous ; petals white or sometimes 

 turning slightly yellowish ; fruit hard, quite convex at 

 the summit ; valves conspicuously protruding ; seeds all 

 very narrow. L. flavescens. 



Beset with short hairlets 1142 



1142. Vestiture mostly formed of soft soon spreading hairlets. 



Finally from tall-shrubby to arborescent ; vestiture often 

 extensive ; leaves from obovate- to narrow-elliptical, 

 sometimes quite narrow, often rather acute and mar- 

 ginally somewhat recurved ; flowers sessile, not seldom 

 large ; fruit convex at the summit ; valves conspicuously 

 protruding ; seeds all very narrow. L. lanigerum. 



Vestiture mostly formed of appressed shining hairlets 1143 



1143. Flowers sessile. 



Rather dwarf-shrubby, spreading ; leaves from spatular- to 

 lanceolar- and obovate -elliptical, recurved-spreading and 

 somewhat incurved at the margin ; tube of the calyx 

 much invested with silver-shining hairlets ; lobes very 

 short ; petals white or slightly pink. 



L. myrsinoides. 



Flowers short-stalked. 



A shrub, finally tall ; leaves flat, from lanceolar- to linear- 

 elliptical, sometimes elongated ; flowers small, their 

 stalklets and calyces somewhat invested with shining- 

 grey hairlets ; fruit only slightly hardening ; valves 

 almost enclosed. L. attenuatum. 



K.UNZEA. 



1144. Petals and filaments white 1145 



Petals and filaments yellow or lilac-purplish ... 1147 



1145. Flowers on conspicuous stalklets. 



From tall-shrubby to finally arborescent, generally glabrous; 

 leaves linear- or elliptic-lanceolar ; flowers small7 solitary 

 or two or three together or in corymbs ; fruit from three- 

 to five-celled, almost dry. X. peduncularis. 



Flowers sessile or on very short stalklets ... ... 1146 



