Aristolochia.] cxii. ARiSTOLOCHiACEiE (baker and weight). 137 



reticulate, prominent beneath ; petiole about 1 in. long. Cymes rather 

 more than half as long as the leaves, 6-8-fl()wered ; bracts cordate, 

 6 lin. long, 5 lin. wide. Gynostemium about 1 lin. long; anthers C, 

 cells oval ; connective above the cells widely produced and laterally 

 connate. Ovary long-clavate, 6-celled ; stiguias 6, slightly overtopping 

 the anthers. Capsule clavate, up to 4 in. long and about | in. in diam., 

 brown. Seeds numerous, subtriangular, G lin. long, 4 lin. wide ; raphe 

 thickened and longitudinally winged, wings wider towards the base of 

 the fruit. 



Mozamb. Dlst. German East Africa : Usambara; near Muafa, 4900 ft., 5«cA- 

 wald, 376. Uluguiu; on foot hills by the Ngerengeie River, 1100 ft., Stuhlmann, 

 8698. 



Near A . petersiana, Klotzscb. 



4. A, petersiana, Klotzsch in Monatsh. Akad. Berl, 1859, 599. 

 A climbing shrub, 4-6 ft. high. Stem and branches angular, sulcate, 

 glaucescent, slender. Leaves ovate, deeply cordate at the base, obtuse, 

 acute or cuspidate, obscurely crenate, 2-2i in. long, 1-2 in. wide across 

 the base, dark green and slightly verrucose above, glaucous beneath ; 

 lateral nerves about 2 each side, arcuately ascending, like the remainder 

 prominent beneath; petiole about G lin. long. Cymes racemose, 

 axillary, 5- to many-flowered, shortly peduncled ; pedicels 3 lin. long ; 

 bracts 6 lin. long, 3 lin. wide, elliptic from a cordate base, mucronu- 

 late. Perianth violet, glabrous outside, basal part equally ovoid and 

 tomentose within ; tube slender, oblique or recurved above ; limb 

 about 1 in. long, oblong- lanceolate, acute or rarely obtuse, mucronate, 

 puberulous inside. Capsule pyriform, hexagonal. — Klotzsch in Peters, 

 Reise Mossamb. Bot. 501 ; Duch. in DC. Prodr. xv. i ]483; Solereder 

 in Engl. Jahrb. x. 457 ; Engl. Jahrb. xxiv. 490, t. 10, %. H. 



Mozamb. Slst. Portuguese East Africa : Lower Zambesi ; Tele, Peters ! 

 Kirk ! between Sena and Lupata, Kirk ! Shiramba, Kirk I Expedition Island, 

 Kirk! British Central Africa : Nyasaland; QXnvomo, Scott'EUiot,2mQ\ Tropical 

 Transvaal : South African goldfields, Baines ! 



This may be a form of A. alhida, Duchartre. 



5. A. albida, Duch. in Ann. Sc. Nat. 4*^ ser. ii. 75. A shrubby 

 climber, glabrous in all its parts. Stem slender, branched, sulcate. 

 Leaves cordate, with a broad sinus, obtuse, sometimes shortly mucro- 

 nate, finely verrucose above, 5-nerved, 4 in. long, 2J in. wide ; nerves 

 prominent beneath ; petiole 9 lin. long. Flowers in axillary racemose 

 cymes ; bracts rotundate- or ovate-cordate, up to 8 lin. long, persistent ; 

 pedicels up to G lin. long. Perianth dusky purple {Welwitsch)^ black 

 (Barter) ; globose base 2 lin. in diam. ; tube 5 lin. long, cylindrical 

 below, narrowly funnel-shaped at the oblique mouth; limb 1 in. long, 

 unilateral, oblong, obtuse. Capsule pyrifoiin, obtuse, 2J in. long, 

 6-angled, 6-ribbed, septicidally 6-valved. Seeds flat, triangular, 

 6 lin. long, 5 lin. wide across the top including the broad wing. — 



