﻿COMPOSITiE. 



§ Scaj)es usually branched: involucre ohcmical, mamj-hracleolate : achenia 

 fusiform : pappus a single series of {dirty white or tawny) equal plumose 

 bristles, which are lanceolate-thickened at the tase.— Oporinia, Don, DC. 



pubescent.— iTocA, syn. fl^Germ. Sf Helv. p. 418. Hedy pnms 'autumnalis, 

 Huds. ; Engl. hot. t. 830. Apargia auiumnalis, Willd. ; Schkuhr, handh. 

 ' " ' " ^' P- 497 ,• Bigel. ! fl. Bost. ed. 2. p. 285 ; Hook. ! fl. 



•Oporinia auturonalis, Bon, in Edinb. phil. jour. 6. 

 . 168 ,• DC. ! prodr. 7. p. ms. 

 Newfoundland, Pya^e / Mr. Cormack! p^rh 

 id roadsi ' • - * 



(1829) ; Beck, hot. p. 16S 



" "and, Pylaie / Mr. Corm 



Subtribe 4. LACTUCEiE, Cass. (Lactuces & Hieracie®, Less., DC)- 

 Receptacle not chaffy. Pappus capillary ; the bristles mostly soft or fragile, 

 not dilated or thickened at the base, nor plumose. 



187. APARGIDIUM. 



single series; the exterior few, short and subulate-bracteolate. Receptacle 

 naked. Tube of the corolla villous. Immature achenia oblong, slightly 

 obcompressed, glabrous, not ribbed, nor attenuated at either end. Pappus 

 of copious rather rigid and fragile barbellate-denticulate capillary bristles, . 

 neariy in a single series, scarcely thickened downwards, brownish.— A slen- 

 der glabrous acaulescent perennial herb ; with fibrous-fasciculate often tuber- 

 iferous roots, and narrowly Imear-lanceolate obscurely denticulate leaves, 



at first nodding. Flowers light yellow. ^ 



A. 6ore«Ze.— Apargia borealis, Bongard ! veg. Sitcha, in mew., acad. St- 

 Petersb. I. c. p. 146. Leontodon boreale, DC. ! prodr. 7. p. 102. Crepis 

 borealis, C. H. Schultz, ined. 



Sitcha, Bongard '. Oregon, Mr. Tolmie .'—Scape longer than the leaves, 

 slender, 4-12 inches high. Leaves 2-4 fines wide, tapering to both ends, 

 acute, one-nerved, furnished, with here and there a slight retrorse tooth, some- . 



188. HIERACIUM. Tourn. ; Linn. ; G^rtn. fr. t. 158 ; Schkuhr, 

 handh. t. 221 ; DC. prodr. 7. p. 202. 

 Heads many-Qowered. Scales of the involucre imbricated, or only i" 



