544 bulletin de l'herbier boissier. (342) 



affinis et imprimis posteriori habilu, inflorescentia, calyce simillima, sed 

 omnibus partibus minor. — Herba laste herbaceo-viridis, glabrescens 

 vel partibus junioribus farina tenuissima cinerascente aspersis, arenicola 

 (?); caules prostrati (Galpin in sched.), valde elongati, flexuosi, flagel- 

 lares, teretes, hie illic angulato-striati, juniores furfuracei, ceterum lasves; 

 foliorum petiolus iongus, tenuis, ceterum cauli similis, lamina reflexa, 

 oinnino cordiformis, lepidopterorum quorundam alas imitans, utrinsecus 

 profunde et obtuse sinuato-dentata, postice intégra et sensim in acumen 

 longe trianguläre obtusum mucronatum extenuata, sinu basali exacte ut 

 in /. bathycolpa, profundo, angusto, lobis basalibus subineurvis hippoere- 

 pidomorpho, herbacea, palmatinervis, nervo mediano pinnatiramoso, 

 supra laste viridis, subtus dilutior, glaucescens, nervis eorumque conimis- 

 suris oblique transversis saturalius quam inlervenia viridibus lineata; 

 peduneuli axillares, solitarii, petiolis multo longiores, stricte erecti, 

 teretes vel apice compressi, 1-3-flori, sicut calyces sub anthesin furfu- 

 racei, fruetigeri glabrati; pedicelli brèves, subasquilongi, subclavati; 

 alabastra ovoideo-coniformia , acuta; sepala ovato-elliptica, obtusa, 

 herbacea, glaueo-viridia, ad 3/5 imbricata, exteriora 2 multo breviora, 

 extus plerumque farinacea, interiora 3 glabra; corolla medioeris, infun- 

 dibularis, purpurea, glabra, faseiis 5 mesopetalis trinervibus distincte 

 limitatis ; genitalia inclusa; stamina 5 insequalia, longiora styl um 

 adsequantia; antherse lineari-sagittatse; Stigmata 2globosa; capsula 

 glabra, 4-valvis, 2-locularis, 4-sperma, saspto tenuiter membranaceo pel- 

 lucido, seminibus trigonis fuscis cinereo-pulverulentis subvelutinis. 



Gaules usque ultra i m Kmgi, vix 2 mm crassi, internodiis usque 

 6 cm longis; petiolus usque 3 cm Iongus; lamina usque 45 mm 

 longa et totidem fere lata, sinu basali 15-20 mm longo, vix 1 cm lato; 

 pedunculus usque 55 mm Iongus; pedicelli ca. 7 mm longi; 

 sepalum extimum 6 mm, ultimum 9 mm longum, ca. 4 mm latum; 

 corolla ca. 3 cm longa, limbo circa 2 cm lato; capsula vix 1 cm dia- 

 melro. 



Transvaal, Pretoria, Aapjes Poort (D r A. Rehmann 1875-80 n° 4133. 

 Hb. Tur.); Makapansberge, Streydpoort (Rehmann n° 5408, Hb. Tur.); 

 Houibosh (Rehmann sine num., Hb. Tur.); hill sides around Barberton 

 2800-3000 ft. (E. E. Galpin 1889 n«> 624, Hb. Kew., Hb. Tur. — « Pro- 

 strate; flower pink, Sept.-Dec. »). 



îpomœa mesenterioides Hallier f. 



I. simplici Thunb. habitu simillima et arete affinis, sed foliorum forma 



