552 APPENDIX. 



B. Groups YJ. and VII. St. mostly arcuate-prostrate and 

 hairy, rarely furnished with a few acic. or stkd. gl. St.- 

 prk. subequal, occasionally somewhat scattered but mostly 

 confined to angles. 



Group VI. SILVATICI. St. arcuate-prostrate or climbing, 

 permanently though thinly hairy, usually quite eglandular. 

 JLts. mostly hairy or greenish-felted beneath. Pan. rather 

 frequently furnished with a few stkd. gl. and acic. 



1. Pan.-prk. normally acicular, declining j in some forms of 

 11. lentiginosus stronger, falcate. 



a. Frt.-sep. reflexed. Stam. considerably exceeding sty. 

 R. silvaticus Wh. & N. L. o-nate. Pan. rather dense, 



elongate, with crowded acicular prk. Eglandular. Carp, 

 hairy. 



b. Frt.-sep. patent or erect. Stam. and sty. subequal. 



(i.) Pan. almost unarmed; its prk. when present very 

 few, subulate. 



R. myrica Focke. L. mostly 3-nate, evenly simply dentate. 

 Pan. rather lax and little branched. Sep. embracing fr. 



(ii.) Pan.-prk. many, mostly acicular, declining ; in 

 R. lentiginosus occasionally stronger, falcate, with some stalked 

 and subsessile glands. 



Var. hesperius Rogers. L. broad, mostly 5-nate-pedate, with 

 very compound finely pointed teeth. Pan. elongate, pyramidal, 

 compound. Fr.-sep. patent. 



R. lentiginosus Lees. L. 3 5-nate, with very finely pointed 

 compound incised teeth. Pan. racemose-truncate above, with 

 long-pedicelled fl. Fr.-sep. erect. 



2. Pan.-prk. at most only moderately strong, chiefly 

 declining. 



a. Pan. normally eglandular. Fr.-sep. reflexed. 



R. macropliyUus Wh. & N. L. 5-nate-digitate, glabrescent 

 above. Term. It. ovate-cordate, with long acuminate point. 

 Pan. lax, with grey-felted and hairy rach. medium-sized fl. and 

 strongly reflexed sep. 



Subsp. Schlecht end alii Weihe. L. hairy above, 5-nate-pedate 

 or digitate. Term. It. obovate-cuneate-cuspidate, with com- 

 paratively short point and crowded fine teeth in upper half. 

 Pan. usually short, with broader upper 1. larger fl. and less 

 strongly reflexed sep. 



b. Pan. somewhat glandular. Fr.-sep. loosely reflexed or 

 subpatent (in R. Questierii usually strongly reflexed). 



\ar. macroplnjlloides (Genev.). Very near R. ScJdechtendalii, 



