206 LXX. COMPOSITiE. 



oral scales imbricate, lanceolate. Eeceptacle nude, honey- 

 combed. Filaments glabrous ; antbers exsertcd, long-tailed. 

 Acbenes beakless, oblong, villous. Pappus copious (save in 

 P. Huftoni), in many rows, of shortly plumose or barbed 

 bristles.— FZ. Cap. iii. p. 513 ; Thes. Cap. t. 158. 



Branching, more or less tomentose shrubs. Leaves alternate, sessile, 

 crowded, woolly beneath, mostly nude above. Heads terminal ; rays 

 white blue or purple ; disk yellow. — 5 species, dispersed. 



143. DICOMA, Less. 



Heads many-flowered, discoid or radiate ; rays, w^hen pre- 

 sent, neuter, ligulate, bilabiate or terete-tubular ; disk-fiowers 

 regular, 5-parted, the lobes longer than tube ; corolla generally 

 pubescent. Involucral scales imbricate in many rows, equal- 

 ling the disk, entire, acuminate, often pungent, broad or 

 narrow. Eeceptacle honeycombed. Anthers with long, 

 barbed tails ; filaments glabrous. Achenes turbinate, villous, 

 beakless, often 10-ridged. Pappus in 2 or more rows, of 

 shortly plumose bristles. — Fl. Cap. iii. p. 515 ; Thes. Cap. 

 t. 68. 



Small undershrubs. Leaves alternate, entire or toothed. Heads solitary. 

 — 11 species, dispersed. 



144. GEHBERA, Gron. 



Heads many-flowered, radiate ; ray-flowers in 1 or 2 rows, 

 those of the inner row, when present, short and subtubular, of 

 the outer bilabiate, the outer less ligulate, 3-toothed, the 

 inner minute, 2-fid ; disk-flowers subbilabiate, the outer 3-, 

 inner 2-fid. Involucral scales oblong or lanceolate, imbricate, 

 subherbaceous. " Eeceptacle nude. Anthers tailed. Achenes 

 beaked or nearly beakless. Pappus copious, of rough bristles. 

 —m. Cap. iii. p. 519. 



Stemless, perennial herbs. Leaves all radical, petioled, entire or pinnate - 

 lobed. Scapes 1-headed. Flowers yellow or orange, the rays often coppery 

 outside. — 15 species, dispersed. 



145. PERDICIUM, Lag. 



Heads many-flowered, discoid ; marginal flowers female, 1- 

 seriate, tubular, bilabiate, the outer lip shortly ligulate, 3- 

 toothed, inner shorter, 2-parted, with linear lobes ; disk-flowers 

 also bilabiate, the outer lip unequally 3-toothed, inner 2- 

 parted. Involucral scales leafy, imbricate, lanceolate, ap- 

 pressed. Anthers tailed. Achenes ovate-oblong, beaked ; 

 terminal callus dilated. Pappus multiseriate, of scabrous 

 bristles, falling off" with the epigvnous disk or annulus. — 

 Fl. Cap. iii. p. 523. 



