LXX. COMPOSITA. 207 
Small, stemless herbs, with the aspect of Taraxacum. Leaves radical, 
ruminate, glabrous or canous. Scapes 1-headed, short.—2 species, Western 
and North-Western. 
GENUS OF DOUBTFUL AFFINITY. 
146. ARROWSMITHIA, DC. 
Heads many-flowered, radiate; rays ligulate, female, in 1 
row; disk-flowers 5-toothed, sterile; all the corollas woolly 
on the tube. Involuecral scales scarious, imbricate, the 
inner membrane-tipped. Receptacle flat, clothed with linear- 
setaceous fimbrils. Anthers cuspidate at base, with very 
slender, partly adnate, bristle-shaped tails. Style thickened 
upwards, its arms short, convex, obtuse, equally pubescent. 
Achenes without pappus, those of the ray compressed ; of the 
disk terete, empty.—F. Cap. iii. p. 524, 
A rigid, halfshrub, like a Relhania. Branches leafy to the summit ; 
leaves rigid, alternate, spreading or reflexed, sessile, lanceolate, pungent, 
entire, with recurved edges, glabrous above, tomentose beneath. Heads 
terminal, sessile; flowers yellow.—Grows on the Katberg. 
Tre 6. CrcHoracem. (Gen. 147-154.) 
147. HYPOCHZERIS, Vaill. 
Heads many-flowered. Involucre ovate-oblong or bell- 
shaped; the scales imbricate. Receptacle bearing palee 
among the flowers. Achenes glabrous, rough, with sharp 
points, the marginal ones (in our species) beakless, the central 
with a long, slender beak. Pappus 2-seriate, the outer of 
short bristles, the inner plumose.—J/7. Cap. iii. p. 525. 
H. glabra, Linn., acommon European weed, occurs apparently in a state 
of nature throughout the colony. Leaves radical, sinuate or runcinate, 
subglabrous ; scapes glabrous, branched or simple. 
148. UROSPERMUM, Scop. 
Involucre campanulate, of about 8 1-seriate scales, concrete 
at base into a tube. Receptacle without palew, fimbrilliferous. 
Corolla hairy on the apex of tube. Achenes sessile, rough 
with sharp points, beaked; beak inflated at base, very long. 
Pappus 1-seriate, plumose.—F7. Cap. iii. p. 527. 
Annuals or biennials.—P. picroides, Desf., a weed of European origin, is 
common in waste ground. Leaves runcinate, toothed, the cauline with 
toothed ears ; involucre bristly. 
149. LACTUCA, Tourn. 
Heads many- or few-flowered. Involucre cylindri¢al, im- 
bricate, 2-4-seriate, calycled. Receptacles nude. Achenes 
flattened, wingless, abruptly produced into a slender beak. 
