194 LXX. COMPOSITE. 



brieato in many rows, aristate, recurved at the points. ~Rc- 

 eeptacle nude. ' Aclienes oblong, beakless, sometimes with a 

 tuft of hairs at base, sometimes nude, glabrous or pilose. 

 Pappus of rough biustles in a single row ; or of bristles and 

 short, serrulate scales alternating. — Fl. Cap. iii. p. 291. 



Undershrubs. Leaves decurrent or sessile, linear or narrow (rarely ovate- 

 lanceolate), rigid, with revolute edges, tomentose beneath. Heads terminal, 

 solitary ; rays white or purple. — 6 species, all, but 0. Capensis, Eastern. 



99. ANTITHRIXIA, DC. 



Heads many-flowered, radiate, the ray-flowers ligulate, flat, 

 female ; disk-ilowers tubular, 5-toothed. Involucre imbricate, 

 the scales linear-oblong, with dry, obtuse points. Eeceptacle 

 nude. Achenes terete, glabrous, with a small pubescent stipe, 

 subrostrate. Pappus in one row, of very many, rigid, rough- 

 ish bristles, slightly united at base. — Fl. Cap. iii. p. 293. 



A. flavicoma, DC, the only species, is found on the Camiesberg. A 

 small, dwarf, branched and twiggy shrub. Leaves opposite, linear, short, 

 obtuse, woolly above, glabrate beneath. Heads terminal solitary ; disk and 

 ray yellow. 



100. LEYSSERA, Linn. 



Heads many- or few-flowered, radiate ; ray-flowers ligulate, 

 female, with shorter ovaries ; disk-flowers tubular, 5-toothed, 

 bisexual. Involucre imbricate, of dry scales. Receptacle 

 subfimbrilliferous. Achenes terete, shortly beaked, with a 

 terminal areole. Pappus in one row; in the ray-flowers of 

 short scales ; in the disk, of long, plumose bristles, alternating 

 wdth small scales. — Fl. Cap. iii. p. 393. 



Undershrubs or herbs. Branches slender, leafy, ending in one-headed 

 peduncles ; leaves linear, often tufted ; flowers yellow. — 3 species, from tiie 

 Western and Northern districts. 



101. ROSENIA, Thunb. 



Heads many-flowered, radiate ; ray-flowers ligulate, female ; 

 disk-flowers tubular, bisexual, 5-toothed, the teeth erect. 

 Involucre imbricate, the scales diy, membrane-edged. E-e- 

 ceptacle bearing conduplicate, scarious pale?e. Achenes beak- 

 less, glabrous ; of the ray 3-cornered, 3-ribbed ; of the disk 

 terete, furrowed. Pappus of the disk-flowers in two rows, 

 the outer of many short, broad scales, the inner of 2 long 

 bristles ; of the ray of many short scales. — Fl. Cap. iii. p. 

 291^. 



A rigid shrub. Leaves minute, opposite, decussate. Heads terminal, 

 solitary. — Only found by Tliunbevg ; a very rare and httle-known plant. 



102. NESTLERA, Spreng. 

 Heads many-flowered, raduite ; ray-flowers female, ligulate 



