428 
47. COMPOSITACEJE. 
mose at least in the inner ach., the hairs free not interlacing. — 
Scapigerous rarely caulescent mostly hispid herbs. FI. y. 
47. Thrincia. Inv. oblong single, scales in a single row 
erect equal conduplicate in fr., imbricately subcaly culate 
with shorter close-pressed scales at the base. Ach. finely 
muricately ribbed or striate longitudinally, all or at least 
the inner more or less attenuately beaked, the outer some- 
times beakless enclosed in the inner scales of the inv. 
Pappus dimorphous ; of outer ach. sessile chaffy short la- 
cerato-coroniform, of inner stipitate plumose. — Hispid stem- 
less herbs with only radical 1. and 1-ffd. scapes or ped. 
FI. y. 
t48. Helmixthia. Inv. double, outer of 3-5 loose leaf- 
like scales or br., inner urceolate of 8-10 erect narrower 
scales in a single row. Ach. transversely rugose sub- 
abruptly beaked, beak slender filiform. Pappus uniform 
plumose. — Erect branched herbs with harsh stiff* strigose 
prickly-hispid heads and foliage. FI. y. subcymose. 
t49. Urospermum. Inv. single urceolate or campanulate 
of 8 scales in a single row, concrete at the base. Ach. 
strongly muricate beaked, beak long tubular dilated or 
inflated at the base and separated by a diaphragm from 
the ovule. Pappus plumose deciduous. — Erect sparingly 
branched few-fld. herbs with rather large pale y. solitary 
fl. L. mostly radical hispid or puberulous. 
Tribe XXVI. SCORZONEREJE. 
Like Leontodonteee , but lateral hairs of plumose pappus 
interlacing horizontally or cancellate. — Sparingly branched 
mostly smooth herbs with ascending few-fld. st. and mostly 
entire grass-like 1. Fl. solitary rather large v., sometimes 
purple. 
t50. Geropogon. Inv. simple, scales 8 in a single row equal 
not reflexed in fr. Ach. fusiform striate attenuately beaked, 
the marginal persistent with the pappus simple setiform 
awn-like 3-5-rayed, the inner deciduous with the many- 
rayed pappus cancellato-plumose. — Smooth with linear 
simple entire grass-like 1. and lilac-rose or purple fl. 
Tribe XXVII. HYPO CH (BRIBE AL. 
Like Leontodontca ?, but recent, chaffy, the chaffs deciduous. 
— Herbs with mostly radical 1. in a rose or tuft and erect scape- 
like sparingly branched leafless fl.-st. Fl. y. 
51. IIypoc iiceris. Inv. cylindric, scales regularly imbricate 
