180 LXX. COMPOSTTiE. 



43. LIPOTRICHE, R. J3r. 



Heads radiate ; ray-flowers in 1 row, female, broadly ligii- 

 late, 8-tootlied, externally pubescent; disk-flowers bisexual, 

 tubular, 5-toothed. Involucre 2-3-seriate, loosely imbricate, 

 the scales lanceolate, leafy. Receptacle convex, covered witli 

 flattish, acuminate leafy palese. Style-arms of tbe disk-flow^ers 

 tipped with a hispid cone. Anthers dark-coloured. Achenes 

 turbinate-prismatic, 3-4-angled, those of the disk subcom- 

 pressed. Pappus of 8-10, short, rigid, unequal, deciduous, 

 rough bristles. — Fl. Cap. iii. p. 133. 



L. Browiui, DC, is a coarse-growing, scabrous lierb, with the aspect of 

 Wedelia. Leaves opposite, loug-petioled, the lower 3-lobed, upper hastate- 

 lanceolate, S-nervcd, serrate. Peduncles 1-headed ; flowers bright yellow. 

 — Calfraria aud Natal. 



44. SPILANTHES, Jacq. 



Heads many-flowered, radiate or discoid ; rays ligulate, fe- 

 male, often short, 1-seriate ; disk-flowers tubular, 4-5-toothed. 

 Involucral scales in 2 rows, appressed, shorter than the disk, 

 the outer scales green, inner submembranous, folded. Recep- 

 tacle convex, covered with membranous palere, enwrapping 

 the flowers. Style-arms of disk-flowers truncate and pencilled. 

 Anthers blackish. Achenes of disk compressed, beakless, 

 often ciliate at the sides or naked ; of the ray, 3-cornered or 

 subcom])ressed. Pappus 0. — Fl. Cap. iii. p. 133. 



Annuals or perennials, mostly tropical. Leaves opposite, pctioled, or 

 ovate or ovato-lanceolate, coarsely toothed. Peduncles 1-lieaded ; flowers 

 yellow. — S. Africana, DC., grows near Natal. 



SuBTRiBE 2. Helenie^. (Gcn. 45-49.) 



45. CADISCUS, E. Mey. 



Heads radiate ; ray-flowers broadly ligulate, female, in one 

 row ; disk-flowers bell-shaped, 5-toothed, fertile or the inner 

 sterile. Involucral scales 8-10, in a single row, concrete into 

 an 8-10-toothed, cup-like involucre. Receptacle honeycombed, 

 convex. Anthers not tailed, A\dth a large apical scale. Style- 

 arms truncate, pencilled at apex. Fertile achenes terete, 

 ribbed and furrowed, slightly beaked, villous at base, ])ubes- 

 cent ; sterile linear, smooth. Pappus of the fertile flowei' of 

 10-12 rigid, subulate-acuminate, persistent scales ; of the fer- 

 tile, of more slender bristles-— i'7. Cap. iii. p. 134. 



C. aquaticm', E. M., is a glabi'ous aquatic, found near Groeneldoof and 

 Saldanha J'ay. Stems long and weak, distantly branclied, rooting a1 tlie 

 nodes or floating. Leaves alternate, clasping, entire ; peduncles oj)posite 

 the leaves, short, 1-headed ; flowers white or yellowisli. 



