226. COMPOSITAE 561 



168. Heads one-flowered, some hermaphrodite, tlic others female, or 2-flowered 



with a hermaphrodite and a female or neuter flower. Pajjpus of feathery 

 bristles united at the base. Shrubs. — Species 8. South Africa. 



Disparago (iaertn. 

 Heads many-flowered if>g 



169. Pappus wanting. Shrubs. — Species 2. South Africa. Anaglypha DC. 

 Pappus present 170 



170. Pappus of numerous scales sometimes united below. — Species 13. South 



Africa Nestlera Spreng. 



Pappus of bristles 171 



171. Pappus-bristles feathery. Shrubs. — Species 5. South Africa. 



Amphiglossa DC. 



Pappus-bristles simple. Herbs. Flowers red. - — Species r. South 



Africa. Bryomorphe Harv. 



172. Pappus wanting. Inner fruits compressed. Heads solitary. Herbs 



or undershrubs. (See 124.) Dimorphotheca Moench 



Pappus present. [Tribe INULEAE, subtribe athrixinae.] . . . 173 



173. Pappus of the outer fruits consisting of scales, of the inner of bristles 



or of scales and bristles. Fruits glabrous. Herbs or undershrubs. 



(See 101.) . .- Leyssera L. 



Pappus consisting of bristles 174 



174. Involucral bracts narrow, acuminate. Herbs or undershrubs. — Species 



15. Southern and tropical Africa Athrixia Ker 



Involucral bracts blunt, scarious at the apex. Pappus-bristles in two 

 rows. Shrubs. 175 



175. Fruits hairy. Pappus-bristles thick and stiff. Involucre hemispherical. 



— Species 3. South Africa Heterolepis Cass. 



Fruits glabrous, but with a hairy swelling at the base. Pappus-bristles 

 thin. Involucre narrow-campanulate. — Species 3. Central and 

 South Africa Antithrixia DC. 



176. (166.) Hermaphrodite flowers fewer than the female 177 



Hermaphrodite flowers as many as or more than the female, or all flowers 



hermaphrodite 184 



177. Fruits without a pappus. Heads small, in dense cymes. Tall herbs. — 



Species i. East Africa Chlliocephalum Benth. 



Fruits, at least the inner, crowned by a pappus 178 



T78. Inner fruits with a pappus of feathery bristles, outer without a pappus. 

 Heads small, in glomerules. Low herbs, (See 132.) Amphidoxa DC. 



Inner and outer fruits crowned by a pappus 179 



179. Pappus of the inner fruits of bristles and united scales, that of the outer 

 only of scales united below. Heads sohtary. Herbs. — Species i. 



East Africa Artemisiopsis S. Moore 



Pappus of all fruits formed of bristles 180 



2N 



