188 LXX. COMPOSIT&. 
74. ATHANASTA, Linn. 
Heads few- or many-flowered, discoid, homogamous. In- 
volucre imbricate, scarious (except in A. capitata, where the 
outer scales are leafy). Receptacle bearing palee between the 
flowers. Corolla 5-toothed. Anthers without tails. Achenes 
oblong, sharply 5-angled or winged. Pappus either of several 
short, flat, unequal scales, or of swollen, jointed, short, deci- 
duous hairs, or 0.— #7. Cap. ii. p. 187. 
Small shrubs or undershrubs, strongly scented and glandular. Leaves 
scattered, either entire, toothed, lobed or pinnate-parted. Heads mostly 
corymbose.—40 species, dispersed. 
75. ERIOCEPHALUS, Linn. 
Heads 10-15-flowered, heterogamous; rays female, with a 
2-fid style and mostly ligulate, the ligule broadly obovate, 
toothed, sometimes very short and small ; disk-flowers tubular, 
5-toothed, male. Involucre double, the outer hemispherical, 
of 4-5 ovate, free scales ; inner of cohering scales, very woolly 
externally. Receptacle bearing palez. Achenes of ray flat- 
tened, wingless, without pappus.— #7. Cap. il. p. 199. 
Much-branched, rigid, mostly silky or silvery shrubs. Leaves small, al- 
ternate or opposite, or tufted, mostly linear, simple or 3-fid, rarely glabrous, 
Heads pedicelled or sessile, racemose, umbellate or solitary, subglobose, 
after flowering becoming very woolly.—17 species, dispersed. 
SuBTRIBE 4. GNAPHALIEH. (Gen. 76-106.) 
76. RHYNEA, DC. 
Heads heterogamous, discoid ; disk-flowers about 15, perfect, 
5-toothed ; marginal flowers about 5, filiform, female. Invo- 
lucre imbricate, the inner scales with scarious, white, radiating 
points. Receptacle bearing linear, deciduous palex between 
the flowers. Anthers shortly tailed. Achenes obovate- 
oblong, beakless, downy. Pappus in 1 row, bristle-shaped.— 
Fil. Cap. iti. p. 204. 
R. phylicefolia, DC., the only species, is a tall, straggling halfshrub, 
with canous branches. Leaves alternate, decurrent, lanceolate, green above, 
white beneath, with subrevolute margins. Heads in subsessile, compound 
corymbs ; inner involucral scales and palese snow-white.— Natal. 
77. LEONTONYX, Cass. 
Heads 20-30-flowered, homo- or heterogamous, discoid; a 
few of the marginal flowers female, filiform, the rest 5-toothed, 
perfect. Involucre imbricate, the outer scales very woolly, 
inner long, rigidly membranous, hooked or straight. Recep- 
tacle nude. Achenes sessile, oblong, granulated. Pappusina 
