536 bulletin de l'herbier boissier. (334) 



latiora et subcordata, nunc angusliora et in auriculas 2 basales acutas 

 brèves divergentes elongata, integerrima, herbacea, supra glabra, satu- 

 rate herbaceo-viridia, subnigricantia, subtus pallidiora, nervis prominen- 

 tibus parce et appresse puberulis lineata venisque saturatius viridibus 

 reticulata; nervi laterales utrinsecus 3-5, angulo angusto ascendentes; 

 pedunculi axillares, solilarii, uniflori, peliolis compluries longiores, 

 tenues, stricti, teretes; bracteöe 2 parvse, herbacese, pedicello breviores, 

 lineari-spathulatee; pedicellus pedunculo plerumque compluries bre- 

 vior, subangulatus, subclavalus; sepala 5 majuscula, foliacea, herbacea, 

 herbaceo-viridia, subspathulato-elliptica, obtusa, mucronulata, apice jam 

 in alabastro patula, subrecurva, undulato- crispa ta, obscure nervoso- 

 lineata, pilis raris appressis obsita vel glabra; corolla dupla calycision- 

 gitudine, alba (?); capsula globosa, glabra, 4-valvis, 2-locularis. 



Rami usque ultra 1/2 m longi, vix 1 mm crassi, internodiis usque 

 4 cmlongis; petiolus usque 7 mm longus; lamina usque 3 cm longa, 

 15 mm lata; pedunculus 3-17 mm longus; bractese 2-5 mmlongse; 

 pedicellus 3-7 mm longus; sepala ca. 6 mm longa, 5 mm lata; 

 corolla ca. 1 cm longa; capsula 7 mm diametro. 



Orange-Freistaat, Blœmfontein (D r A. Rehmann 1875-80 n° 3796, 

 Hb. Tur.). 



Transvaal, Pretoria, Aapjes Poort (Rehmann n° 4131, Hb. Tur.), 

 ebendort bei der Kudus-poort (Rehmann n° 4674, Hb. Tur.). 



Gonvolvulus hirtellus Hallier f. 



Herba prostrata, habitu et foliorum forma praecedenti et prsecipue 

 Convolvido arvensi L. simillima, a priore sepalis multo minoribus char- 

 taceis, a posteriore omnibus partibus minoribus, ramis vix angulatis, 

 sepalis acutis et pubescentia distincta; rami elongati, simplices vel basi 

 parce ramosi, teretes, sicut petioli et pedunculi et nervorum foliarium 

 facies infera pilis brevibus densiusculis patentibus hirti; innova tiones 

 fulvo-sericese ; folia breviuscule petiolata, parva, hastata, obtusa, mucro- 

 nulata, auriculis 2 basalibus brevibus divaricatis 2-3-dentatis, inter auri- 

 culas in petiolum cuneato-aüenuata, lobo intermedio lato integerrimo, 

 herbacea, supra glabra, herbaceo-viridia, subtus pallidiora, glaucescenlia, 

 ciliolata, pinninervia; nervi laterales utrinsecus 4-6, angulo angusto 

 ascendentes; pedunculi ut in prsecedente; bractese 2 parva?., her- 

 bacese, pedicello longiores, lanceolatse vel subhastatae; pedicellus bre- 

 vissimus; alabastra subglobosa, acuminata; sepala 5 parva, subse- 

 qualia, charlacea, suborbicularia, convexa, acutiuscula, acumine brevissimo 



