Compositse. 
249 
26 (22). Ligules glabr. Ls not clasping, with hairs all glandi¬ 
ferous! Intybacea ....... 50 
— Ligules with teeth distinctly ciliate (rarely—in hybrid 
forms? almost glabr.). Ls more or less clasping. Picro- 
idea .......... 57 
i 27 (21). Pis phyllopodous, more rarely hypophyllopodous (see 
the note to 22) ...... . 28 
— Pis aphyllopodous. (Stem with more or less numerous 
ls. Late-flowering species )..... 31 
28. Invol.-ls numerous, in several rows, imbricated (some¬ 
times less distinctly imbricated but then the outer Is 
long). Ls gen. glaucous, the rad. more or less narrowed 
towards the base, gen. without a distinctly separate 
petiole*) ......... 20 
— Invol.-ls not imbricate, the inner ones gen. of equal 
length, the outer gen. very short . . . 30 
29. Ligules with ciliate teeth (sometimes indeed only feebly 
ciliate). Alveoles of the recept. fringed-ciliate. Peduncles 
glandular ........ 46 
— Ligules glabr. (by exception, only ciliate, but then the 
peduncles without glands). Alveoles of the recept. glabr. 
or almost so ....... 32 
BO. Caul, ls, when present, petioled or sessile with a nar¬ 
rowed base. Ligules glabr., rarely ciliate . . 66 
— Caul, ls always present, and more or less clasping. 
Ligules gen. ciliate. Subprenanthoidea . . 51 
31 (27). Ligules gen. ciliate. (Ls clasping, the lower and 
middle ones often rather fiddle-shaped) . . 52 
— Ligules absolutely glabr. (Invol.-ls more or less dis¬ 
tinctly imbricate. Peduncles gen. not glandular) 75 
32 (29). Invol.-ls obtuse. Ls narrow, rather firm, often fairly 
glabr. (always so above). Peduncles scaly in the upper 
part. Glauca ........ 34 
— Invol.-ls acute or acuminate ..... 33 
33. Stem, when 1-headed also, gen. with 2 —several ls. Ped¬ 
uncles without glands (only by exception glandular). 
Hairs of the invol. long, white. Villosa . . 37 
— Stem gen. not tall, 1-headed and leafless; more 
rarely taller, with 2 — 3 heads, and 1 — 3 caul, ls (always 
narrowed at the base). Peduncles glandular (comp. H. 
piliferum). Invol .villous-bearded with long, very numerous, 
hairs which are spreading or almost pendant, whitish- 
gray, often of a dirty colour. Barbata . . . 44: 
*) Among the species included here H. dentfltum and II. Gaudini in 
particular recall the Pulmonarea; some species without glands of the following 
section, such as H. Trachselianuin, Mureti and ciesium recall the Aurelia.— 
II. gombense may be sought here. 
18 
