HIERACIUM. 
235 
scattered hairs on both surfaces, very metallic-looking, st.-l. 
usually 2 linear lanceolate, entire or with few small teeth to- 
wards the base, inv. rounded to campanulate rather shaggy with 
white black-based hairs, phyll. dark green outer narrow some- 
what lax unequal in length tips recurved slightly white in bud. 
Styles very dark. — Ben-na-rauic-dhui. P. VII. VIII. S. 
11. H. glohosum (Backh.); glaucous or green, st. few-headed 
floccose, rt.-l. obovate or ovate-lanceolate subacute glabrous 
above entire or dentate narrowed into petioles, inv. rounded be- 
low ultimately globose greenish-black with short black-based 
h'AiTS, phyll. many attemiate acute, adpressed, styles yellow. — -Sy. 
E. B. 829; Mon. Brit. Hierac. PI. 11; Exsicc. Fasc. iii. 54. 
— Stem 6 — 12 in. high, usually 1-headed, rarely branching even 
from near the base, leafless or with few narrow bract-like 1. 
Original 1. blunt. Innermost 1. sometimes acute. Petioles 
short sometimes slightly winged. Buds globose. Fl. bright 
yellow. — Cairngorm Mountains. P. VII. VIII. S. 
** Nigricantes. Inv. villose or hairy. Pkyll. adpressed or 
few outermost lax. Fl. nearly hairless externally, 
minutely pilose or subglabrous at the tips. — H. nigrescens 
Hook. 
12. //. nigres'cens (WiUd.); green, st. 4 — 6 in. high 1 — 2- 
headed floccose setose with few white hairs towards the base, 
rt.-l. ovate inner longer lanceolate finely toothed hairy on both 
surfaces, st.-l. usually 1 lanceolate finely toothed or bract-like 
entire sessile floccose with scattered hairs, inv. dark, phyll. sub- 
acute outer rather lax very setose slightly floccose 'not hairy. 
Fl. golden yellow glabrous. Styles dark. — /3. commutatum 
(Lindeb.) ; st. 6 — 10 in. high, 1 — 3 large heads, hairy through- 
out, 1. larger broader more deeply toothed floccose and hairy 
beneath, phyll. longer more attenuate dicute hair-y with feiv seta;. 
Fl. faintly pilose. — y. gmcilifolivm (F. J. Hanb.) ; I. muck 
longer narroiver very acutely toothed especially towards the base 
decurrent into slightly winged petiole, inv. setose not hairy 
slightly floccose. Styles not so dark. — Exsicc. Fasc. iv. 78. — 
a. Breadalbane Mountains. /J. Cairn Toul. 7. Ben Lawers. 
P. VII. VIII. S. 
13. il. atrdtum {Yt.)/. ; st. 6 — 12 in. high simple or branched 
floccose with few white hairs below setose above, rt.-l. primary 
subrotund almost entire, inner ovate to ovate-lanceolate dentate 
somewhat hairy on both surfaces all on long hairy petioles, st.-l. 
usually 1 large lanceolate acute petiolate sharply toothed at the 
