4-28 187- Hypochasris. 39. COMPOSITE, A. PL ex. caL 
scales of the pericline, falling off; akenium streaked ; pappus 
of the circumference sessile, in the centre pedicelled ; rays 
threadlike. 
Hypochceris glabra. Smooth cats-tongac. 
Stem branched, naked ; leaves radical, toothlike sinuated, 
bald. 
Hiejracium parvum in arenosis nascens, seminum pappis densius radia- 
tis, Ran Ryn. 166, 14. * 
Hieracium glabrum, Lin. S. P. 1140. 
Sandy gravelly places ; annual ; June to August. 
Stem rarely simple, mostly branched, reclined ; leaves 
shining, rarely fringed ; calalhicfes solitary, upright, small; 
corolla lemon yellow. 
XIII. 188. THRICA. Roth. Thrica, 
Bractece few, short ; pericline 8-angled ; scales and mar- 
gin dilated at bottom ; calat hides many-flowered; corolla not 
glandular at the tip ; mouth not hairy ; clinanthus dotted ; 
dots hollow ; akenia of the circumference truncated at the 
tip, involved in the scales of the pericline; pappus chaffy; 
akenia of the centre long, slender, free; pappus sessile, 
feathered, rays unequal. — Leaves radical; calathides soli- 
tary, nodding before expansion ; outer flowers of the cala- 
thide reddish. 
1, Thrica hirtd. Hairy thrica. 
Leaves lanceolate, sinuately toothed, hairy; hairs simple; 
calathides solitary ; pericline rather bald; scales pointed. 
Hieracium pumilum saxatile asperum prsemorsa radice, Raii Syn. 167, 
16. 
Leontodon hirsutum, Lin. S. P. 1123. 
Hyoseris taraxacoides, Lamarck Enc. Meth. 3 , 159. ' 
Hyoseris hirta, Gcertner Sem. et Fr. 2, 373. 
Thrica hirta, Willd. Sp. 3, 1555. 
Hedypnois hispid urn Huds. Fl.udngl. 340. 
Hedypnois hirta, Smith FI. Brit. 824. 
Apargia hirta, Smith Compend. 116. 
Heaths and commons; perennial; June to August. 
2. Thrica hispida. Bristly thrica. 
Leaves lanceolate, blunt, toothed, hairy ; hairs forked ; 
calathides solitary; pericline rather hoary, naked; scales 
hairy. 
Hyoseris taraxacoides, Villars Belph. 3166. 
JLeontodon saxatile, Lamarck Encyc. Math. 3, 531. 
Thrica hispida, Roth Catal. Bot, 198. 
Stony and sandy places; perennial; July and August 
