56 BRITISH HIEEACIA. 



S2. H. CESIUM. Ceesiotis or dull green. Stem marly or quite 

 leafleBs, with few heads. Root-leaves ovate or lanceolate, 

 rounded or attenuated to a more or less dentate base ; sub- 

 glabrous above, rather hairy beneath and at the margins ; 

 stalked. Peduncles straigM, floccose. Irmolucres ventricose, 

 rounded at the base, with few short hairs, hoary with stellate 

 down. Outer phyllaries sul-ohtuse; inner ones attenuate, acute. 

 Florets glabrous. Styles livid.. 



H. ccesium. Bab. Man. Ed. 3, p. 196. Hook. & Arn. Ed. 7, 

 p. 222. .Fries' Symb. p. 112. ? 



Mountain districts, not unfrequent : occasionally found also in 

 the low country. Giggleswick and Gordale Scars near Settle. 

 Cloya mountains, &c. &c. 



Flowers in 6th, 7th and 8th months. 



Plant 12 to 18 inches high, with medium sized or rather large 

 heads, ^o^-stock usually elongated, creeping, thick and woody, 

 with scattered fibres. Stem erect, with few scattered hairs in the 

 lower part, minutely floccose above, sometimes nearly glabrous 

 throughout ; leafless, or with a single small leaf near the base, or 

 a very small (frequently bract-like) leaf near the middle ; sub- 

 corymbose with few (3 to 7) heads on simple or branched pedun- 

 cles. Leaves coriaceous. Koot-leaves sub-acute, or obtuse and 

 apiculate j irregularly dentate especially at the base, or sharply 

 serrate, with teeth spreading or pointing forwards ; glabrous, or 

 with scattered rather coarse hairs above, hairy at the margins and 

 more or less so on the under-side ; sometimes glabrous throughout 

 when old : innermost leaves occasionally acuminate or very acute : 

 rounded below, or suddenly narrowed into more or less elongated 

 villous petioles. Stem-leaf much reduced, narrowed to a nearly 

 or quite sessile base. Involucres rather globose, with scattered, 

 short, black-based, soft hairs, or hoary with dense stellate down ; 



