40. R. CORYLIFOLIUS. 265 



/3 CO n Jung ens ; caule subangulato riiLro-viridi, acu- 

 leis tcniiibiis validis e hasl lonfjissinia compressa sub- 

 pateiitibus sa^pe apicibus paululam deflexis, foliolis 

 subtus cinereo-tomeutosis terminali cordato-ovato vel 

 late obovato basi sabcordato, rachide rectiuscula pauci- 

 aculeata. 



E. rliajunifolius Lind. ! Syn. ed. 2. 92 (in part). 



E. corylifolius ji conjungens Bab.! Man. ed. 3. 103 

 (1851); ed. 5. 109; ed. 6. 118. 



R. corylifolius /3 Leight. ! in Phytol. iii. IGl (1848). 



R. rhamnifolius {second form) Leight. ! Fl. Shrop. 228 

 (in part). 



R. suhlustris y coenosus Lees ! in Steele 54. 



R. nemorosus y hifrons Bab.! Syn. 32; Man. ed. 4. 107. 



R. Wahlhergii Bell Salt. ! (in part) in Ann. Nat. Hist 

 xvi. 371; Fl. Vect. 159. Bab.! Syn. 31; Man. ed. 2. 106; 

 ed. 3. 104 (in part). 



Stem arcuate-prostrate, round at the base, with many small 

 slender unequal prickles springing from roundish cusliion- 

 like bases, and many small setoe, angular with flat sides 

 above, glabrous, sliglitly glaucous. Prickles nearly all upon 

 the angles, short, rather strong, subpatent, from a long and 

 compressed base, sometimes slightly deflexed at their tips. 

 Leaves quinate. Leaflets glabrous and rugose above, whitish 

 green hairy and felted beneath, nearly flat, doubly dentate; 

 basal nearly sessile, ovate ; intermediate shortly stalked, 

 obovate, acuminate ; terminal, shoi-tly stalked, ovate or 

 obovate, acuminate, more or less cordate below (sometimes 

 very exactly cordate) ; petioles (which are slii^htly furrowed 

 above) and midribs with few strong hooked prickles beneath ; 



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