348 CXIX. LORANTUACE.E (sPUAGUE). [LordUthuS. 



long, split irregularly by the basal expansion of the corolla. Corolla 

 rose-coloured, l|-2 in. long, basal swelling obovoid, 2^ lin. long; tube 

 split unilaterally; lobes redexed, spathulate-linear, 4^ lin. long. Fila- 

 ments djirk red, inserted ^-f lin. below the base of the corolla-lobes; 

 anthers oblong, 1 lin. long. Style dark red. — Durand ifc Schinz, Etudes 

 n. Congo, 24(); De Wild. Etudes h\ Bas- et Moyen-Congo, i. :50. 

 Aa-ostephanus Pogyel, Van Tiegh. in Bull. Soc. Bot. France, xlii. '2(\S. 

 South Central. Belgian Congo : basin of the Kasai Kivcr, Pogrjp. 1347 I 



136. L. Preussii, Enyl. in Engl. Jahrb. xx. 118, t. Z,Jifj. A, 

 Branches up to 4 lin. in diam. ; branchlets slender, brown or purplish- 

 brown, finely striate, lenticellate, glabrous, about 1^ lin. in diam. 1 ft. 

 below the apex ; internodes 4-6 in. long. Leaves opposite, broadly 

 ovate or elHptic, shortly and abruptly acuminate to a slightly re- 

 curved acute apex, subcordate at the base, L^J-5 in. long, 1^-3 in. 

 broad, thinly coriaceous, glabrous ; lateral nerves 2-4 on each side, 

 obliquely ascending, slightly raised on the upper surface, prominent on 

 the lower ; petiole 2-:} lin. long. Heads axillary, fascicled, about 4- 

 llowered ; peduncle 1-H Hn. long; bract obliquely cupuiar, solid 

 base about J lin. long, dorsal margin | lin. long, ventral margin \ lin. 

 long. Receptacle and calyx together shortly campanulate, H lin. long. 

 Calyx irregularly lobed, ^ lin. long. Corolla grey outside with red 

 stripes, red inside {Prenss), or red and green {Ledermann), nearly :\ in. 

 long in bud, apical swelling broadly 5-winged, basal swelling broadly 

 ovoid, 8 J lin. long, 2^ lin. in diam., or oblony-ovoid ; tube split uni- 

 laterally about H lin. down ; lobes redexed, broadly spathulate, 5;]-!) lin. 

 long, upper part elliptic, :> lin. long, lj-l| lin. broad. Filaments in- 

 flexed, tapering slightly upwards, about o lin. long, tooth \-h lin. long; 

 anthers oblong, emarginate, l^ lin. long. Disc sunk, pentagonal, 1 lin. 

 high. Style skittle-shaped above, thickened part 3J-4 lin. long, neck 

 J lin. long ; stigma obovoid, g lin. long. — L. pachycaulis^ Engl, k Krause 

 in Engl. Jahrb. xliii. 411. Tapinant/ius Freussll, Van Tiegh. in Bull. 

 Soc. Bot. France, xlii. 2G7. 



Upper Guinea. Cameroons : north of Baronibi, Preuss, 419 I Bouga'cli, near 

 (ire;it Batanga, Ledermann, \ij6 1 Bipindc, Zenker, 2365 ! 



L. parhycaulis (liffers slightly from typical L. Preussii in the colour of the 

 Howers and the shape of the basal swelling of the corolla, but the differences observed 

 do not seem sufficient to warrant sejiaration. 



137. L. alatus, Ue Wild. Etudes Fl Katanga, 175. Bianclilets 

 terete, glabrous, finely and very densely lenticellate, 1 lin. in diam. 

 4 in. Ijelow the apex; internodes O-lO lin. long. Leaves opposite, 

 elliptic-oblong or obovate-oblong, rounded at the apex, obtuse or cuneate 

 at the base, lJ-2 in. long, 7-1^ J lin. broad, rigidly coriaceous, glab- 

 rous ; nerves prominent, especially on the upper surface ; lateral nerves 

 4-5 on each side, obliquely ascending, anastomosing very distinctly far 

 from the margin ; petiole 2^3 lin. long. Umbels axillary, solitary, 

 2-3-flowered ; peduncle 1-lJ lin. long; pedicels 1-1| lin. long; bract 

 ovate-cupular, dorsal margin J lin. long, ventral margin ^ lin. long. 



