LXX. COMPOSITA. 1€9 
leaves, decurrent as narrow wings along the stem. Heads small, corymbose 
or tufted.—2 species, from the Northern frontier. 
3. VERNONIA, Schreb. 
Heads few- or many-flowered, homogamous.  Involucre 
imbricate, shorter than the flower; scales not pungent. Re- 
ceptacle nude or honeycombed. Corolla deeply 5-fid, with 
narrow lobes. Filaments smooth; anthers sagittate. Achenes 
glabrous or silky, striate or ribbed. Pappus 2-seriate, the 
inner of many, long, serrate bristles, outer of very narrow, 
short scales ; rarely both series subequal.— FV. Cap. iu. p. 48 ; 
Thes. Cap. t. 156, 157. 
A yast tropical and subtropical genus, various in habit. Leaves often 
gland-dotted. Heads corymbose or solitary ; flowers rosy-purple or white. 
—15 South African species, all Hastern or beyond the Eastern frontier. 
4. HOLOPHYLLUM, DC. 
Heads few-flowered, homogamous. Involucre ovate-oblong, 
closely imbricate, the broad, rigid scales spinous-mucronate. 
Receptacle narrow, fimbrilliferous. Corolla glabrous, tubular, 
deeply 5-cleft; lobes lear. Filaments smooth; anthers 
linear, sagittate. Achenes thick, subtrigonous, densely hairy, 
slightly narrowed under the pappus. Pappus in many rows, 
persistent, scabrous, the outer bristle-shaped, the imner subu- 
late-acuminate.— Fl. Cap. i. p. 53. 
Rigid shrubs, with pungent, linear or subulate leaves, and sessile, axil- 
lary or terminal heads.—2 species. Western and North-Eastern districts in 
dry places. 
5. PLATYCARPHA, Less. 
Heads densely crowded, sessile, many-flowered, homoga- 
mous. Involucral scales in many rows, lanceolate, scarious, 
pungent-mucronate, the inner narrow, resembling palew. Co- 
rolla with a long, slender, hispid tube, and 5 -parted limb ; the 
lobes linear, with recurved, eland- tipped points. Filaments 
smooth ; anthers linear, obtuse, sagittate. Achenes glabrous, 
oblong, bluntly 5-angled. Pappus persistent, of 7-9 white, 
linear-acuminate, entire, spreading scales.—F/. Cap. iti. p. 54. 
P. glomerata, the only species, is a stemless perennial, with many radical, 
petioled, pinnate-parted leaves lying like a star on the ground. Heads 
crowded over the crown of the root; corolla purple-—Found in Uitenhage, 
by the Zwartkops river, in salt ground. 
6. CORYMBIUM, Linn. 
Heads 1-flowered. Involucre cylindrical, of 2 opposite, 
channelled scales, one clasping the other, with 2-3 very small, 
