264 



CXIX. LORANTHACE.E (sPRAQUE). 



[Loranthus. 



Leaves glabrous or glabrescent on tlie upper sur- 

 face wlien fully developed ; heads Hxillary or 

 (L. nyikensis) terminating axillary lei\fy sliort- 

 sboots ; in the latter case the bracts are always 

 foliaceous. 

 Bracts not foliaceous or with a small horizontal 

 snbfoliaceous limb. 

 Leaves suborbicular to elliptic, cordate or sub- 

 cordate at the base, densely brownish 

 tomentose on the lower surface 

 Leaves neither suborbicular, nor densely toircn- 

 tose on the lower surface when fully developed 



Bracts suberect, foliaceous. 



Leaves glabrous on both surfaces. 



Leaves obovate-oblong, cuneate or obtuse at 

 the base ...... 



Leaves ovate-elliptic or elliptic, cordate or 

 rounded at the base .... 



Leaves pubescent on the lower surface. 



Branches short, blackish-brown; leaves ^- 

 \^ in. long ...... 



Branches elongated, pale brown; leaves 1^— 

 2|- in. long ....... 



'3. L. Schelei. 



r4. L. 



Dregei and 

 vars. 



76. L. alveatus. 



77. L. lindensis. 



L. nyikensis. 



L. Dregei, var. 

 fuliaceus. 



15. Tetrameri. Vinlels axillary, fascicled, few-fowered ; hract unilaterally 

 developed from a saucer-shaped base; flowers tetramerous, jf^^yp^t^^^ons. Calyx 

 cvpular. Coi'olla (ircvate and tetragoyial in bvd, broadest at or below the midale, 

 'pointed, slightly broadened above ; tube not split vniluterally ; lobes at flrst erect, 

 finally reflexed or tuisted above the insertion of the stamens. Stameyis inserted a 

 considerable distance above the base of the corolla-lobfs ; fllavients erect ; anthers 

 linear, not transversely divided ; connective j^roduced beyond th^ cells into a mem- 

 branous flap. Disc annular. Style not skittle-.shaped ; stigma ellipsoid. 



Only Tropical African species 



78. L. panganensis. 



16. Infundibuliformes. I'mbels or heads axillary, solitary or fascicled, 

 yeduncled or sessile ; bract cnpular or vndaterally developed from a cvpular base ; 

 flowers pentamerous, gamopetalous. Calyx cupular. Corolla glabrous outside ; 

 tube split unilaterally ; lobes rrect or reflexed. Stamens inserted sliortly above the 

 base of the corolla-lobes ; flluments tapering upwards, deflexed or involute; anthers 

 linear or oblong, not divided tran.sver.sely. Disc annular. Style not skittle- shaped ; 

 stigma capitate. — Agelanthus, Van Tiegh. in Bull. Soc. Dot. Frame, xlii. 2iG. 



Corolla without a basal swelling or with only a slight 

 swelling. 

 Corolla-lobes slightly shorter than the tube . . 80. L. BoscicB. 



Corolla-lobes h as long as the tube or less. 



Leaves falcate or scimitar-shaped . . . .79. L.falcif alius. 



Leaves not falcate. 



Leaves under \ in. broad, penninerved; nerves 



inconspicuous . . . . . . 81. X. Lugardii. 



Leaves §-2 in. broad, 3-7-nerved from the base. 

 Leaves suborbicular, obovate or elliptic-oblong, 

 l|-2^ in. long. 

 Corolla-lobes erect ; anthers oblong, ^ lin. 



long ; leaves 3-5-nerved at the base . 82. L. Kayseri. 



