42 THE FLORA OF THE ALPS 



E, Capitules usually numerous, in terminal cymes; 

 involucral bracts in a single row, with one or two outer 

 rows : — H. humile^ Jacq. ; lacerunt^ Reut. ; Trachselia- 

 7iumy Christ; ccBsimn^ Fr. ; Schinidtii, Tausch.; atratum, 

 Fr. ; rupicolum, Fr. ; alpestre, Griseb. ; canescens^ Schleich. ; 



porrectumy Fr. ; pseudoporrectujUj Christ ; Epimedium, 

 Fr. ; Jurasstcum, Fr. ; macilentuniy Fr. 



F. Root-stock without stolons ; radical leaves withered 

 at the time of flowering; stem leafy: — H. intybaceuniy 

 Wulf ; valesiacum, Fr. ; macrocephalumy Hut. ; picroides, 

 Vill. ; ochroleucuMy Schleich. ; valdepilosum, Vill. ; strzc- 

 tiiniy Fr. ; perfoliatuniy Frol. ; prenanthoideSy Vill. ; denti- 

 culatuniy Sm. ; umbellatuniy L. ; gothicuniy Fr. 



Several of the common English species, which occur 

 also in Switzerland, are not mentioned in the above list ; 

 as H. muroruiny L. (including pallidufyiy Fr.), nearly re- 

 lated to H. ccesium ; H. sylvaticumy Fr. (including vul- 

 gatufyiy Fr., and tridentatmUy Fr.), nearly related to 

 gothicum ; and H. boreale, Fr. {sabaudwm^ Sm.). 



The number of species of Hieracium named by Philippi 

 as natives of the Pyrenees is 31; the mountain species 

 are mostly the same as those of the Swiss Alps, but the 

 number of forms is not so large. 



68. Chlorocrepis, Griseb. 



Resembling Hie7'aciumy but pappus white, soft, and 

 flexible. 



C. staticifoliay Griseb. {Hieracium staticifolium, 

 Griseb.) ; flowers light yellow, capitules 1-3, stem leaf- 

 less, radical leaves bluish-green, glaucous, linear-lan- 

 ceolate ; Switzerland, Jura, Dauphiny. 



