niKRACIUM. 
l!)5 
** I’ulinonareic. Stem more or lefts leafy. Root not premorse 
nor creeping. Radical leaves present at the time of jioivering. 
5. II. alpinum (L.); st. usually single-headed, 1. lanceolate or 
elliptical narrowed into a footstalk entire or toothed, stem 1. one 
or more, involucre covered with long white silky hairs with a black 
base and a few black seta; : scales scarcely at all inembranons at 
the cd<;es linear-attenuated, florets externally hairy. — E. B. 1110. 
— St. simple in the Hritish plant, clothed with stellate pubescence 
and Ion" slender hairs black at the base. L. obovate-spathu- 
late ; stem 1. linear or linear-lanceolate. Involucral scales acute, 
outer ones lax. Florets bright yellow. In the branched forms 
the ]U‘d. se])arate at an acute single and are nearly straight. — 
Halleri (Hook.); larger, radiciil 1. toothed oblong-laiiceolate 
or lanceoliite, hairs on the involucre much less white. H. villosum 
E. II. 2,'179. (bad.) — Alpine rocks; S. the more common form. 
P. YII. VIII. E. S. 
6. //. nigrescens (Willd.) ; st. usually single-headed, radical 1. 
broadly ovate stalked coarsely toothed, stem-l. one lanceolate, 
inv. covered with numerous black seta; having longer white- 
pointed hairs intersjiersed : scales linear-attenuated, tl. externally 
hairy. — II. pulmonarium E. B. 2307. ? — St. nearly always simple 
in British specimens. Closely resembling H. aZ/nrewm with which 
it agrees in having, when branched, acute-angled subdivisions. 
In cultiviition it becomes many-headed but retains its characters 
in other respects. — Aljiine rocks on the Grampian mountains. 
P. YII. YIII. S. 
7. H. villosum (L.) ; st. with 1 or few heads, 1. oblong-lan- 
ceolate attenuated below, stem 1. sessile, upper 1. ovate half-clasj)- 
ing, involucre covered with long silky hairs : scales attenuate 
from an ovate base outer ones lax. — L. st. and involucres with 
long silky yellowish hairs, mixed on the peduncles only, with 
stellate pubescence. St. simjile or divided, with erect peduncles, 
and several leaves. H. villosum E. B. is H. alpinum /3. — “Rocks 
near Loch Callater, north of Clova. Mr. T. Drummond.” Sm. 
Herb. ! “ Loch na Gar.” Herb. Dalton, in York Museum. P.— S. 
8. H. murorum (L.) ; st. bearing a single leaf, radical 1. nume- 
rous persistent ovate or cordate with retroflexed teeth at the base 
rounded obtuse or attenuated at the extremity hairy beneath 
stalked, heads corymbose, inv. and ped. with white stellate pubes- 
cence and many black setae. — E. B. 2082. — St. erect, 12 — 18 in. 
high, rarely with more than one leaf, often none. L. green, 
usually thin; margins and underside hairy. Heads rather small. 
Ped. curved at their base. — L. often spotted above ; or caesio- 
glaucous beneath. — Roeks, walls, woods. P. VI. — VIII. 
9. H. Schmidtii (Tausch) ; st. bearing about one leaf, 1. ccesio- 
