— 267 — 



VOLKENS n. 724). Wahrscheinlich ist die Art in den Gebirgslandern des 

 ostlichen tropischen Afrika weiter verbreitet. 



Rhynchosia spec. — Ost-Ruanda: Lager ]\Iurambi, untere Hange der 

 Bergsteppe (Juli 1907 — n. 4L0). 



Rhynchosia micrantha Harms n. spec. — Caules procumbentes vel adscen- 

 dentes tenues, breviter pubescentes vel puberuli; folia petiolata, trifoliolata, 

 foliolo terminali a lateralibus remoto, petiolo circ. 6 — 13 mm longo, pubescente 

 vel puberulo, rhachi inter fol. terminale et lateralia 2 — 5 mm longa, foliolo 

 terminali late vel latissime rhomboideo-obovato vel suborbiculari-obovato, basin 

 versus saepe late cuneato, ima basi angusta obtusa vel levissime emarginulata, 

 apice obtuso vel saepius late rotundato vel subtruncato, foliolis lateralibus + 

 obliquis, omnibus brevissime pubescentibus vel puberulis et glanduligeris, 

 circ. 10 — 17 mm longis, fere aequilatis vel paullo brevioribus vel paullo latioribus 

 quam longis; stipulae lanceolatae breves; racemi longiuscule vel satis longe 

 pedunculati, folia excedentes, pedunculo pubescente vel puberulo, inferiore 

 longiore parte (circ. i — 4 cm longa) nudo, apice densifloro (floribus congestis), 

 toto 1,5 — 5 cm longo, interdum (si longior est) ramulum brevem lateralem 

 proferente; flores brevissime pedicellati, parvi, calyx pilosus, ultra medium 

 dentatus, dentibus tubo duplo vel triplo longioribus, lanceolatis, angustis, acumi- 

 natis, infimo ceteros superante, superioribus in unum bifidum connatis, cum 

 dente infimo 5 — 6 mm longus; corolla parum exserta, vexillum extus parce 

 puberulum, striatum; legumen parvum, hirsutum (pilis longis), 9 — 12 mm 

 longum, 4 — 5 mm latum, seminibus plerumque 2 (vel unico), parvis, paullo 

 compressis, ambitu suborbiculari-reniformi, pallide viridulis vel luteolo-viridulis, 

 marmoratis (maculis atro-brunneis vel pallide brunneolis). 



Albert - Edward - See: Posten Kasindi, ca. 1000 m ii. M., freie Platze 

 der Station; Bliiten gelb, Fahne stark braunlich geadert (Dez. 1907 — n. 1915). 



Die Art zeichnet sich durch kleine, am Ende des Inflorescenzstieles gedrangt 

 stehende Bliiten mit tief geteiltem Kelch und schmalen Kelchzipfeln sowie durch 

 kleine dicht behaarte Hiilsen mit eigentiimlicli marmorierten Samen aus. 



Rhynchosia Mildbraedii Harms n. spec. — Frutex parvus ramulis hirsuto- 

 villosis vel villosulis; folia 3-foliolata, petiolus* communis 4,5 — 8 cm longus, 

 villosus vel villosulus, parte basali 3 — 5,5 cm longa, foliola breviter petiolulata 

 (petioluli 3 — 4 mm longi), rhomboidea vel late vel latissime rhomboideo-ovata 

 vel subdeltoidea (lateralia obliqua), basi emarginata vel leviter cordata, apice 

 breviter vel longiuscule acuminata, utrinque puberula (juvenilia subtus sub- 

 sericeo-villosa), 3 — 7,5 cm longa, 3 — 6 cm lata, baud raro latiora quam longa, 

 nervatura subtus prominula; stipellae lineari-setaceae; racemi axillares et ter- 

 minales, longiuscule pedunculati, pluriflori, breviter hirsuto-villosi, circ. 5 — 10 cm 

 longi, bracteae majusculae membranaceae, lanceolato-ovatae vel late lanceolatae, 

 acuminatae, 8 — 10 mm longae, deciduae; flores longiuscule vel brevius pedi- 

 cellati (pedicelli 4 — 8 mm longi, satis tenues, hirsuto- pubescentes); calyx hir- 



