Aristolochia.] cxii. aristolochiace.e (baker and weight). 139 



long and 5 in. wide, glabrous above, very finely pubescent and glau- 

 cescent beneath ; petiole 3-5 lin. long. Flowers solitary, axillary, with 

 a single orbicular perfoliate bract near the centre ot" the peduncle. 

 Perianth glabrous ; utricle obovoid-oblong, 2 in. long, 9 lin. in diam., 

 greenish with red ribs ; tube 2 J in. long, abruptly curved below, widened 

 above, coloured like the utricle ; limb suborbicular-cordate, 4-6 in. across, 

 produced at one side into a slender tail C-8 in. long, greenish yellow 

 mottled with purple, dark purple in the throat. Gynosteraium stalked. 

 Anthers 6, oblong-linear. — Duch. in DC. Prodr. xv. i. 473. 



10*116 Iiand. Uganda: Mengo, TomJcim ! 



Also in the West Indies. 



9. A. rigida, Duch. in DC. Prodr. xv. i. 495. Rootstock 

 perennial. Stems slightly woody, much-branched, strongly sulcate, 

 glabrous. Leaves linear-lanceolate, 1 in. long, 2-3 lin. wide, auricled at 

 the base, mucronate, glabrous, margins thick, cartilaginous and scabrid. 

 Flowers solitary, axillary ; peduncle 6 lin. long ; bracts ovate, obtuse, 

 9 lin. long, 5 lin. wide. Perianth yellow (Kirk) ; utricle obliquely 

 ovoid; tube strongly curved, funnel-shaped, 8 lin. long; limb entire, 

 9 lin. in diam. Gynostemium G-lobed. Ovary about 3 lin. long. — 

 Franch. Sert. Somal. G3. A. somaliensis, Oliv. in Hook. Ic. Pi. xiii. 56, 

 t. 1273 ; Benth. et Hook. f. Gen. PI. iii. 124. 



MTlle ILand. Somaliland: Carin Osse, Bevoil, and without precise locality, 

 Boivin. British East Africa: Kismayu, near the month of the River Juba, Kirk I 



Mozamb. Blst. German East Africa : M agila. Kirk 1 



Var. major, C. H. Wright. Leaves 3 in. long, 3 lin. wide near the base. Bracts 

 li in. long, 4 lin. wide, ovate-lanceolate, long-acmninate, mucronate, thickened and 

 scabrid at the margins. Perianth \\ in. long ; limb at least 1 in. in diam. 



HTlle l^and. Somaliland: Lasgori and Ahl Mountains, about 1600 ft., 

 Bildebrandt, 873 ! 



This variety has a very different aspect from the type, which may be due to 

 growing in a moister locality. The difference in the shape of the bracts is very 

 striking. 



Franchet (I.e.) gives " ones " as the native name. 



10. A, Kirkiiy Baker. Stems very slender, climbing, at first 

 pubescent, finally glabrous. Leaves 3-lobed, subcoriaceous, slightly 

 verrucose above, pubescent on the main nerves beneath, 3 in. long; 

 terminal lobe oblong, obtuse, nearly 1 in. wide, with the three primary 

 nerves subparallel ; lateral lobes rotundate, each about lin. in diam., 

 separated by a wide rounded sinus, 3-nerved ; petiole very slender, 6 lin. 

 long, pubescent. Cymes axillary, few-flowered ; bracts ovate, 1 lin. long, 

 pubescent. Perianth : utricle subglobose, 2 lin. in diam. ; tube 5 lin. 

 long, 3 lin. in diam. at the mouth, cylindrical below, funnel-shaped in 

 the upper third and emarginate on one side ; limb unilateral, lanceolate, 

 3 lin. wide, over 6 lin. long (apex broken off all the specimens seen). 



