Neuropeltis.~\ xc. convolvulace^e (baker and rendle). 81 



long. Corolla 3 lin. long, with a short tube and 5 widely spreading 

 elliptic-ovate lobes. Stamens as long as the corolla. Ovary cone- 

 shaped, densely ferruginously hairy ; styles sparsely pilose ; stigmas 

 peltate with two long, flattened, irregularly lobulate branches. Capsule 

 ovoid, glabrous, 3 lin. long; pericarp rather thin, splitting lengthwise. 

 Hallier f. in Engl. Jahrb. xviii. 92. Porana acuminata, Beauv. Fl. 

 Owar. i. 66, t. 39 ; Choisy in DC. Proclr. ix. 436. 



Upper Guinea. Sierra Leone, Don ! Ovvare, Beauvois ! Cameroons : 

 Victoria, Kalbreyer, 11 ! Bipinde, Zenker, 1934 ! 1235 ! 



2. N. velutina, Hallier f. in Bull. Herb. Boiss. v. 374. A climbing 

 shrub ; branches rather thick, terete, densely clothed with ferruginous 

 hairs. Leaves shortly petioled, obovate-elliptic, 4 in. long by nearly 

 half as broad, cuspidate at the apex, subcordate at the base, hairy only 

 on the ribs above, densely ferruginous, velvety beneath ; lateral nerves 

 about 7 each side, erecto-patent. Flowers absent ; fruits numerous, 

 crowded in a long branched pyramidal terminal panicle more than 1 ft. 

 long and nearly as broad ; lateral branches solitary in the axils of 

 ordinary foliage leaves, slender erecto-patent, simple or sparsely 

 branched. Bracts with a short thin pedicel, suborbicular, up to 2 in. 

 long, subacuminate at the base and apex, ending in a filiform ferru- 

 ginous mucro. Sepals suborbicular, 1 lin. long, obtuse or subacute, 

 ferrugineo-tomentose. Capsule ovoid, 3-4 lin. long, glabrous, inde- 

 hiscent. 



Upper Guinea. Cameroons : Batanga, DinTclage, 786, 1009. 



11. PREVOSTEA, Choisy in Ann. Sci. Nat. ser. i. iv. (1823) 497. 



Sepals membranous to subcoriaceous, in African species ovate to 

 orbicular, blunt, or the inner shortly acute, the 2 outer larger than 

 the inner and accrescent, forming large membranous structures in the 

 fruit. Corolla moderate to small, urceolate or campanulate, apparently 

 generally white, lobes large or small, spreading. Stamens and styles 

 included ; filaments dilated at the base, generally glabrous. Style long, 

 unequally divided, rarely to the middle. Stigmas broad, ellipsoidal to 

 globose. Fruit 1-celled and 1-seecled (where known). — Climbing shrubs 

 with large elliptic subcoriaceous leaves. Flowers rather small, in 

 sessile or subsessile axillary cymes. 



Species 9, two in South America, one in Madagascar, and six in Tropical 

 Africa. 



Corolla urceolate. 



Corolla move than 6 lin. long . 

 Corolla 3 lin. long . 

 Corolla campanulate 



Corolla more than 1 in. long . 

 Corolla not exceeding 1 in. 



Outer sepals less than 3 lin. long 

 Outer sepals 4 lin. long 



1. P. africana. 



2. P. mierantha. 



3. P. campamilata. 



4. P. Heudelotii. 



5. P. Cobra. 



VOL. IV. — SEC. 2 G- 



