232 45. COMPOSITE. 



47. HIERA'CITJM Linn. Hawk weed. 



[The following entirely new account of the genus has been drawn up 

 under the direction of Mr. F. J. Hanbury, from his notes and specimens, 

 by Miss R. F. Thompson. Where possible Professor Babington's 

 descriptions have been retained.] 



i. PILOSELLO1DEA. Stoloniferous. St. scapelike. Fr. 

 minute, crenulate at top, striate. Hairs of pappus equal, 

 very slender. 



1. H. Pilosel'la (L.) ; stoles slender leafy rooting, scape 1- 

 headed leafless, 1. oblong or lanceolate hairy on both sides 

 whitish and densely floccose beneath, inv. ovate below ulti- 

 mately conical, inner phyll. acute, styles yellow. E. B. 1093 ; 

 Mon. Brit. Hierac. 1 PI, 1 ; Exsicc.* Fasc. ii. 26. Stoles many 

 sometimes flowering-, Fl. pale yellow 5 outer striped with red 

 or purple externally. (3. pilosissimum (Wallr.) ; stoles short 

 thick, 1. st. and inv. with long silky hairs, heads large, phyll. all 

 lanceolate. R. xix. 1468 ; Mon. Brit. Hierac. PI. 2 ; Exsicc. 

 Fasc. iv. 76. y. nigrescens (Fr.) ; stoles long straight, scape 

 long, inv. densely setose, 1. less hairy. Exsicc. Fasc. v. 101. 

 d. concinnatum (F. J. Hanb.) ; very dwarf, scape and inv. 

 densely floccose setose, not hairy, outer ligules striped dark 

 crimson. Dry banks, common, d. Ben Macdhui. P. V. VIII. 



E. S. I. 



2. If. aurantiacum (L.) ; stoles often wanting, st. slightly 

 hairy densely corymbose at top more hairy setose and floccose 

 above, I. obovate-lanceolate green and hairy on both sides not 



floccose beneath, phyll. blunt, styles brown. E. B. 1469 ; Mon. 

 Brit. Hierac. PL 3. St. 1520 in. high. Phyll. dark. Fl. 

 dark orange. Woods, pastures and waste places, naturalized. 

 P. VI. Yni. E. S. I. 



*3. H. praten'se (Fr.) ; stoles leafy, st. pilose floccose and 

 setose above, corymbose at top, 1. narrowly obovate-lanceolate 

 green on both sides pilose slightly floccose beneath, phyll. linear 

 blunt, styles bright yellow. H. collinum Fr. J. of B. vi. t. 86 ; 

 Edin. Bot. Tr. x. t. i. ; Mon. Brit. Hierac. PL 4 ; Exsicc. Fasc. 

 ii. 27. Stoles not very long. Corymbs dense. Phyll. dark 

 green hairy setose, with a pale margin and tip. Fl. yellow. 

 Near Selkirk and Edinburgh. P. VI. VII. S. 



1 An Illustrated Monograph of the British Hieracia, by F. J. Han. 

 bury. 



3 Set of British Hieracia, E. F. and W. B. Linton. 



