230 LXXX. ASCLEriADEJS, 



Corolla subrotate, small. Corona-folioles 

 deeply 2 -fid, with a very long, taper- 

 pointed process on the face. Flowers 



in umbels 42. Lophostephus. 



Corolla bell-shaped, with a short limb. 

 Corona-folioles short, bhmtly 3-cuspi- 

 date. Flowers in umbels .... 43. Sisyranthus. 

 Corona gamophyUous, saucer-shaped, with 

 5 short, truncate lobes and rounded in- 

 terspaces 44. MiCRASTER. 



Stems leafless, thick and fleshy, 4- or many- 

 angled. 

 Corolla with a tooth-like lobe between each 



of its larger lobes. Corona double . . 45. HuERyiA. 

 Corolla 5-lobed, without any tooth-like in- 

 terniediate lobes. 

 Corona of 5 dorsally-toothed folioles . . 46. Piaranthus. 

 Corona dovible. 



Stems 4-angled, with toothed ridges. 



Corolla flesliy 47. Stapelia. 



Stem many-angled, thorny. Corolla 



membranous, large and flat . . . 48. HoODlA. 



Teibe 1. Peeiploce^. (Gen. 1-3.) 

 1. ECTADIUM, E. Mej. 



Calyx 5-parted ; sepals deciduous. Corolla salver-shaped, 

 with a subcampanulate short tube ; lobes 5, spreading, twisted 

 to the left ; throat with 5 lanceolate, compressed, subexserted 

 scales, alternating with the lobes. Stamens inserted in the 

 base of the corolla-tube ; filaments free, very short ; anthers 

 dorsally hairy, tapering into very long plumose crests. Pollen- 

 masses 20, composed of spherical grains, each of 4 pollen- 

 granules, afiixed to the 5 oblong-truncate corpuscles. Stigma 

 5-angled, apiculate. roUicles smooth, slender, divaricate. — 

 DC. E rod. viii.^. 500. 



2?. virgatum, E. Mey., is an erect, rod-like undershrub of Namaqualand, 

 with opposite, linear, acute leaves, and axillary, cymose, peduncled flowers. 



2. RAPHIONACME, Harv. 



Calyx short, 5-parted; sepals deciduous. Corolla subro- 

 tate ; limb 5-parted, the segments spreading, imbricate in 

 bud ; throat Avith 5 taper-pointed, simple or deeply 3-lobed 

 scales, alternating with the segments. Stamens in the throat, 

 subexserted ; filaments free, sliort ; anthers attached at base 

 to the margin of the stigma, sagittate, with a broad connective, 

 mucronate, glabrous. Pollen-masses 5, granular (each grain 

 of 4 pollen-granules), affixed to the dilated apices of 5 spoon- 



