EUBTTS. ] 13 



and doubly serrate (or lobate-serrate) greenish-white-felted beneath, 

 term. It. elliptic or broadly oblong-obovate acuminate, pan. long 

 leafy its branches ascending corymbose-racemose the uppermost 

 and ultra-axillary divaricate its rachis straight its prickles strong 

 declining or deilexed from a long base the uppermost slender, 

 Sep. ovate-attenuate strongly reflexed. — R. O. 40. — The nearly 

 equal not scattered prickles, short aciculi setse and hairs, jagged 

 Its. felted beneath, and strongly reflexed sepals are marks of this 

 species. Pet. white. — Hedges and thickets. Sh. VII. YIIJ. 



E. S. I. 



29. H, Rddula (Weihe) ; st. arcuate angular, prickles slender 

 declining from a dilated compressed base exceeding the many 

 short unequal aciculi setts and hairs, 1. quinate-pedate, Us. Jmely 

 but doubly and patently dentate greenish-white-felted beneath, 

 term. It. obovate acuminate or subcuspidate, pan. long leafy its 

 branches short corymbose ascending its prickles strong declining 

 from a long base the uppermost slender, sep. ovate loosely re- 

 flexed from the fruit. — a. R. Radula (Weihe) ; prickles on the 

 st. unequal, term. It. obovate acuminate. E. B. 8. 452. R. G. 

 39. — /3. R. Leightonii (Lees) ; prickles on the st. nearly equal, 

 term. It. obovate cuspidate. — y. denticulatus ; term. It. broadly 

 quadrangular-obovate cuspidate subcordate below broadly but 

 faintly dentate the teeth denticulate. — Hedges. Sh. VII. VIII. 



E. S. I. 



(4) Glanduhsi. Stems arcuate-prostrate or prostrate, root- 

 ing, hairy. Prickles abundant, very unequal, scattered, 

 passing gradually into abundant aciculi and setse. 



a. Koehlei-iani. Leaves quinate or rarely temate. Prickles 

 and setae thickened at their base. 



30. R. Kaehl'eri (Weihe) ; st. arcuate-prostrate roundish or 

 angular pilose, prickles very unequal slightly declining from a 

 compressed base, aciculi and setse very unequal, Us. imequally 

 or rather doubly dentate even above pale green hairy on the veins 

 beneath, term. It. cordate-ovate, basal Its. not imbricate stalked, 

 pan. open leafy its branches short patent corymbose or the 

 axillary branches racemose its prickles many long slender de- 

 clining its aciculi setse and hairs many unequal, sep. ovate- 

 attenuate patent or reflexed from the fruit. — a. R. Koehleri 

 (Weihe) ; st. with many prickles aciculi and setse. Its. hairy 

 only on the veins and rough beneath, pan. open truncate often 

 broad-topped its branches long corymbose patent or the axillary 

 branches racemose and ascending, te)'m. ped. of pan. and 

 branches shorter than the lateral ones. R. O. 25. U. B. S. 2605. 

 — iS. infestus (Bab.) ; st. vrith many strong prickles aciciili and 

 setse. Its. hairy only on tlie veins and soft beneath, pan. broad but 



