HIEEACIUM. 217 



ii. PTJLMONAREA. Radical rosettes in autumn which, 

 produce the persistent root-1. of the next year. Phyll. in- 

 terruptedly or irregularly imbricate. Fr. short, truncate, 

 not crenulate, striate. Hairs of pappus unequal, rigid. 



* Alpiniformes. Inv. shaggy or silky. Outer phyll. lax; 

 inner acuminate or acute. Fl. hairy externally, more or 

 less pilose at the tips. St.-l. 1 or few, or leaflike bracts. 

 — M. cUpinum L. 



3. S. melanoceph' alum (Tausch.) ; deep green, st. 1-headed 

 hairy floccose, rt.-l. lanceolate or ovate spathulate narrowed into 

 petioles, st.-l. 1 or few sessile, buds slightly nodding, inv. hemi- 

 spherical shaggy with long soft black-based hairs setose, phyU. 

 few broad acuminate lax, styles yellow. — H. alpinum Backh., 

 Sy. E. B. 827.— St. 4— 8 in. high. Usually 1. st.-leaf. Head 

 large, always solitary ; fi. bright yellow, with short hairs at the 

 top. — a ; rt.-l. oTate-spathulate. — ^. insigne \ rt.-l. lanceolate 

 with a few large teeth, heads very large. — Lofty mountains of 

 Scotland. P. Vll. VHI. S. 



4. H. koloseric'eum (Backh.) ; green, st. 1-headed shaggy 

 silky floccose, rt.-l. \axiMo\k\.t-spathulate or linear-lanceolate 



■ hlunt hairy on both sides narrowed into winged petioles, st.-l. 

 ;, Jew small sessile, buds nodding, inv. turbinate shaggy with long 



■ silky white black-based hairs, outer phyll. very lax leqflike blunt, 

 inner phyll. adpressed linear acute, styles yellow. — H. alpinum 

 Sm. E.B. 1110.— St. S— 9 in. high. Usually 1—2 st.-leaves. 

 Head solitary ; outer phyll. very broad, often scattered below 

 the head. L. entire or sometimes slightly denticulate. Fl. 

 densely hairy at the tips, bright yellow. — Lofty mountains. 

 Cumberland. Grampian and Breadalbane Mountains. P. VII. 

 VIII. E. S. 



5. S. exim'ium (Backh.) ; green, st. usually 1-headed hairy 

 floccose, rt.-l. lanceolate acute sharply toothed hairy on both 

 sides narrowed into broadly winged petioles, st.-l. small slender, 

 buds nodding, inv. truncate below shaggy with rather silky 

 black-based hairs, phyB. many linear-attenuate, outer phyll. 

 small lax.— %. E. B. 825. H. villosum Sm., E. B. 2379, not 

 L. — St. 6 — 15 in. high ; 1. few. Rarely more than 1 large 

 head. L. sometimes entire, usually with large teeth. Flowers 

 twice in cultivation, (1) vrith one head, (2) with many nearly 

 parallel branches and many heads. — a ; st. long, rt.-l. lanceolate 

 dentate, styles livid. — /3. tenellum ; ^t. short slender, rt.-l. lanceo- 

 late or linear-lanceolate,' styles^ yellow. Considered a distinct 

 species by Dr. Grenier. — Lofty mountains. Clova. Braemar. 



P. vn. vni. s. 



