Zeptadenia.] lxxxv. asclepiade^ (buown). 431 



late or rotate-campanulate ; tube 1 lin. long; lobes 2-2.^ lin. Ion"- 

 twisted, lanceolate or linear-lanceolate, acute, more or less reflexed' 

 along the margins, minutely tomentose and green outside, densely 

 bearded inside with long jointed white hairs on the apical :-f, pubescent 

 on the basal part, exiJept a narrow glabrous space up "the middle. 

 Coronal-lobes inserted at the sinuses of the corolla, i|-ll li^. Jong, 

 fleshy, ovate or rounded and glabrous at the base, contracted Into a subu- 

 late hairy point ^-1 lin. long. Follicles 3-4 in. long, lanceolate, 

 attenuate into an obtuse beak, smooth, glabrous. — DC. Prod. viii. 028* 

 inch var. scabra, Decne. ; A. Rich. Tent. Fl. Abyss, ii. 44 ; Hook*. 

 Niger Fl. 45G. L. hastatum, Decne. in DC. Prod. viii. 501. L. Jmstata, 

 Vatke in Linnsea, xl. 217; K. Schum. in Engl. Pfl. Ost.-Afr. C. :'»27^ 

 and in Engl. & Prantl, Pflanzenfam. iv. ii. 2(;9, fig. 79, E-F, and 27(/. 

 L. cordaia, Hochst. ex Decne. in DC. Prod. viii. 028. Cijnanckinn 

 laywifolium, and C. scabrum, Schumach. & Thonn. Beskr. Guin. PI. 

 150, 152. Tf/lopkora incana. Brunner in Flora, 1840, ii. Beibl. 2(1. 

 T. sijringcBfoLia, Spruner ex Walp. Bep. vi. 491 (a false reference to 

 T. incana, Brunner), not of E. Meyer. 



Upper Guinea. Senegambia: near Richard Toll, Bollinger ! near Laiupsar, 

 Roger! by the River Salum, Brunner, 158! Gold Coast: Aocn, Broicn, 309! 

 l.agos : Oyo, Barter, 3336 ! Millson, 90! interior, Boiol-md ! Guinea, Thonning ! 

 Bornu : Kuka, on Lake Chad, Vogel, 25 ! 



Xortb Central. Darfur, Purdy, 78 ! 



HTlle Ziand, Sennar, Kotschy, 405 ! Fazokl, Kotschy, 559 1 Kordofan, 

 Pfund, 451 ! 745 ! Abyssinia : near Jelajeranne, Schintper, 626 ! and witliout pre- 

 cise locality, Schimper, 95i ! White Nile: at Fashoda, Schweinfurth, 1075! 

 Upper Nile, Freeman Sf Lucas, 87! Gondokoro, Muriel, S, 90! Madi, Speke cf 

 Grant, 749 ! 



The variety scahra, Decne., is a condition with scabrous leaves, but sometimes 

 scabrous leaves and the ordinary puberulous leaves occur on tlie same stem. 



Cynanchum hastatum, Pers. Syn. i. 273, and C. lanceolatum, Poir. Kncvol. 

 Suppi. ii. 430, Roem. & Schult Syst. vi. Ill, are referred by Decaisne to tliis 

 species, but 1 doubt if the identification is correct, as Peisoon describes tlie flowers 

 as subsessile, which they are not in this plant ; Poiret does not nppear to have seen 

 Persoon's specimen, but has merely copied his description and ilnn;jred the name. 



2. I«. heterophylla, Decne. in Ann. Sc. Xat. 2 sir. ix. 270. 

 Stem twining, glabrous. Leaves very variable ; petiole ^-1^ in. long ; 

 blade J-3 in. long, J-2 in. broad, sometimes linear or linear- lanceolate, 

 acute or acuminate, with a hastate base and rounded auricles, but 

 usually varying from lanceolate or ovate and acuminate at the apex, to 

 elliptic, obtuse and apiculate or acute at the apex, cuneate, rounded, 

 subtruncate or cordate at the base, glabrous on both sides. Uuil)els 

 subaxillary, sometimes two from the same node, pedunculate, several- 

 flowered ; peduncles 2-7 lin. long, glabrous ; pedicels o-4 lin. long, 

 minutely puberulous. Calyx campanulate, ^ lin. long, puberulous, 

 5-lobed to half-way down ; lobes ovate, acute. Corolla 2-2 A lin. in 

 diam. ; tube as long as the calyx; lobes 1-1 1 lin. long, very sprenling, 

 oblong-ovate or linear-lanceolate, subacute, somewhat keeled on the 

 apical half, slightly reflexed along the margins, canescent on the hack, 



