532 BULLETIN DE L'HERBIER BOISSIER. (330) 



Angola (Wel witsch n° 6160!, Hb. Kew). 



Transvaal, Boshveld. Klippan (Rehmann n° 5256!, Hb. Tur.). 



Seddera schizantha Hallier f. 



Habitu, foliorum forma, inflorescentia et imprimis corolla profunde 

 5-loba S. Welwüschii Hallier f. similis et certe arcte affinis, sed foliis 

 subglabris sepalisque minoribus obtusiusculis chartaceis subglabris bene 

 distincta. — Suffrutex gracilis, ramosus; rami (complures e communi 

 caudice natif) stricti, erecti, lignescentes, ramosi, teretes, parce minutim 

 appresse puberuli, subfusci, superne ramulosi; ramuli tenues, graciles, 

 divaricati, subflexuosi; folia brevissime petiolata, ovato-elliplica, obtusa, 

 mucronulata, herbacea, gramineo-viridia, subtus paulo pallidiora, utrinque 

 pilis raris appressis obspersa, subglabra, opaca, pinninervia, nervis latera- 

 libus utrinsecus ca. 3 erectis subtus prominulis, subtus remote reticulato- 

 venosa, superiora gradatim minora; pedunculiin ramorum ramulorum- 

 que axillis foliaribus solilarii vel gemini, foliis subsequilongi, graciles, tere- 

 tes, filiformes, stricte erecto-pa tentes, cincinnis abbreviatis solitariis vel 

 in dichasio geminatis terminati, ad ramulorum apicem in paniculis termi- 

 nalibus collecti; bracteee bracteoleeque minuta?,, lanceolatae, in pedun- 

 culorum apice approximatse; pedicelli tenues, brèves, filiformes; flores 

 parvi; sepala 5 aequalia, suborbicularia, obtusiuscula, arcte imbricata, 

 chartacea, margine membranaceo parce ciliolala, ceterum subglabra, pal- 

 lide viridia, opaca; corolla tripla fere calycis longitudine. alba (?), usque 

 ad calycem profunde 5-fida, lobis ovatis obtusis utrinsecus late margi- 

 natis, praeter loborum margines tenuissime membranaceos extus pilis 

 appressis insequaliter dibracchiatis sericea; filamenta 5, corollam non 

 adaequantia, glaberrima, deorsum supra insertionem abrupte dilatata, sed 

 non acute bidentata, parte dilatata trinervia; antherse brèves, oblongae, 

 rimis 2 sublateralibus introrsum déhiscentes; pollen ut in Convolvulis; 

 ovarium ovoideum, excepto apice pilis paucis dibracchiatis hirsuto 

 giabrum, disco humili cupulari insidens; styli 2, liberi, aequilongi, fili- 

 formes, glabri, stamina et corollam excedentes; Stigmata 2, parva, sub- 

 peltata, deorsum complanata, suborbicularia, basi subemarginata, ceterum 

 integerrima nee palmati-crenala ; capsula glabra, 4-valvis, 4-sperma; 

 semina minuta, glabra, nigra, opaca, trigona, dorso convexa, lateribus 

 plana. 



Rami usque 35 cm longi, ca. 2 mm diametro, internodiis 10-15 mm 

 longis; ramuli usque 1 dm longi; petiolus vix 2 mm, lamina usque 

 27 mm longa, 8 mm lata; pedunculi 5-12 mm, pedicelli 2-3 mm 



