272 



CXIX. LORANTHACE^ (SPRAGUE). 



[Loranthus, 



Leaves lanceolate ..... 182. L. Keilii. 

 Leaves liiieiir-lanceolate .... 183. L. Carsonii. 

 Corolla-lobes not at all keeled .... 184. L. Pungu. 

 Corolla densely clothed with much-branched hairs . 185. L. uhehensis. 

 Corolla villous or villou.s-tomentose. 



Corolla thii)ly villous, under 1^ in. long 

 Corolla densely villous, 1^-2 in. long. 

 Leaves cuneate or obtuse iit the base. 

 Bract equalling the receptacle and calyx 

 Bract shorter than the receptacle and calyx 

 Heads l-2-flo\vered 

 Umbels 3- or more flowered. 



Calyx ry lin. long ; hairs on the corolla 



brownish in a dried state . 

 Calyx }-\ lin. long -, hairs on the corolla 



reddish in a dried state . . . 190. L. lieieromorphi 



Leaves rounded or subtruncate at the base . 191. L, mv.sozensis. 



, 186. L. villosijlorus. 



. 187. L. TerminalicB. 

 . 188. L. deJcindtianus. 



189. L. tamhermensis. 



28. ISCUXANTHUS. Vmhels axillary^ solitarxf or ternate ; hract obliquely 

 cupular, or unilateral 1 11 developed from a saxicer-ahaped or cupular base ; Jlotvers 

 leframerov.s, yamopetalova. Calyx distinct. Corolla more or less tetragonal 

 especially in its lower pari , vlarale above in bud or not, glabrous outside or ciliate 

 on the angles; tvhe usually oblong, split iniil ate rail y ; lobes erect or refiexed. 

 Stamens usually inserted above the base of the corolla-lobes, rarely at the base ; 

 filaments involute, usually tapering upwards, produced into a tooth in front of the 

 anther; anthers oblong or linear; connective produced above the cells or not. 

 Disc annular, usually tetragonal and more or less lobed. Style not skittle-shaped ; 

 stigma capitate, often ellipsoid. — Ischnanthus, Van Tiegh. in Bull. Soc. Bot. France, 

 xlii. 260. Stephaniscus, Van Tiegh. I.e. 



Corolla truncate in bud. 



Leiives lanceolate, coriaceous ; lateral nerves in- 

 distinct or not visible on the upper surface ; 

 receptacle and calyx obconical 

 Leaves ovate or ovate-oblong, thinly coriaceous ; 

 lateral nerves distinct on the upper surface ; 

 receptacle and calyx campanulate 

 Corolla not truncate in bud. 



Peduncle 2-3 times as long as the pedicels. 



Kece])tacle and calyx twice as long as the bract. 

 Antlicrs under 1 lin. long . . . . 



Anthers 1^- lin. long . . . . . 



Eeceptacle and calyx as long as the bract . 

 Peduncle shorter than or equalling the j)edicels. 

 Angles of the corolla conspicuously ciliate in bud . 

 An<;les of the corolla not conspicuously ciliate. 

 Leaves distinctly 3-nerved from shortly above 



the base; umbels 4^6- flowered 

 Leaves penninerved. 



Lateral nerves very oblique, running sub- 

 parallel to the midrib. 

 Leaves cuneate into the base ; receptacle 



and calyx 2|- lin. long . 

 Leaves obtuse or rounded at the base; 

 receptacle and calyx hardly 1 lin. long . 



. 192. L. gabonensis. 

 193. L. micrantherus. 



194. 

 195. 

 196. 



L. parviflorus. 

 L. hduensis. 

 L. Lecardii. 



197. L. heckmannianus. 



198. L. triplinervius. 



. 202. L. schubotzianus. 

 203. L. woodfordioides. 



