544 LXXI, COMPOSITA. [ Psednotrichia 
TrisE IIJ.—AstTEromEes. 
11. PSEDNOTRICHIA Hiern in Journ. Bot. xxxiv. p. 289, 
t. 388a (August 1898), 
Capitula homogamous, disciform, many-flowered ; involucre 
subglobose in bud, campanulate-hemispherical in flower and 
fruit ; involucral scales subequal, subuniseriate, with narrowly 
membranous margins ; receptacle naked, hemispherical, foveolate- 
areolate ; flowers hermaphrodite, all fertile; corolla tubular, 
equally 5-cleft; anthers shortly produced at the apex into 
lanceolate appendages, obtuse and ecaudate at the base ; style- 
branches short, straight, or slightly curved, somewhat compressed, 
not tapering, very blunt, but each with deltoid-lanceolate or 
lanceolate-subulate deciduous appendage at the apex, more or 
less included ; achene oblong, or obovoid-oblong, not much com- 
pressed, with about 5 longitudinal ribs or angles and intervening 
rows of short pale more or less deciduous glands ; pappus uni- 
seriate, setose, very early deciduous; the sets several, sub-equal, 
longer than the ovary, straight or often bent, conspicuously 
barbellate or setulose, whitish, the setule erect-patent. An 
annual, subglabrous, tender herb, with radical, filiform-linear, 
simple leaves, and saffron-yellow capitula, 
1. P. tenella Hiern, J.c., p. 290. 
A fragile, slender herb, 3 to 4 in. high; leaves erect ; stem 
abbreviated ; scapes slender, bracteate, branched, striate, glabrous, 
crowded ; bracts lanceolate, rather small, sessile, clasping, in one 
case ternate; capitula 4 to } in. in diameter, about 30-flowered ; 
involucral scales about 8, lanceolate-oblong, } to + in. long, 
acuminate at the apex, marked with a few parallel longitudinal 
veins, very nearly but not quite glabrous, minutely glandular on 
the back ; flowers about 2 in. long or rather longer ; corolla 54, in. 
long; the tube narrow below, widened above, often abruptly so; 
the lobes lanceolate or oblong, thin except the thickened tips ; 
anthers included or scarcely as long as the corolla-lobes ; style- 
branches sometimes included in the anther-tube, sometimes ex- 
serted from it, but not exceeding the corolla-lobes ; achenes 4, in. 
long, becoming dark and very soon destitute of pappus, straight 
or curved, with a narrow subangular cartilaginous ring at the 
apex ; fruit-receptacle 1 in, in diameter. 
Huri_Lta.—Humpata pastures; fl. and fr. April 1860. CoLu. Carp. 690. 
There are two kinds of flower slightly differing, one with a less 
deeply divided corolla than the other, and with a longer androecium 
accompanied by a shorter style. 
12. DICHROCEPHALA DC.; Benth. & Hook. f. Gen. Pl. ii. p. 260. 
1. D, latifolia DC. Prodr. v. p. 372 (1836); O. & H. in Oliv. 
Fl. Trop. Afr. iii. p. 303. 
GoLuNGo ALTo.—An erect annual herb, 1 to 34 ft. high, patently 
branched towards the apex ; leaves sometimes undivided and coarsely 
dentate, in other cases variously cut; habit somewhat like that of 
