316 f. Pax. — Euphorbiaceae-Acalypheae-Mercurialinae. 



VI. 1. (1912) 937. — Frutex 2 — 3 m altus, scandens vel e'rectus; rami saepe spinosi; 

 rarauli ferrugineo-tomentelli, apice fulvo-hirsuti. Petiolus 5 — 1 7 cm longus, tomentellus, 

 tarde glabrescens; limbus 8 — 25 cm longus et fere totidem latus, orbiculari-ovatus, 

 saepe leviter trilobus vel elobus, lobis brevibus, rarius majoribus, sinu lato segregatis, 

 acutis vel acuminatis, acutus vel acuminatus, basi late rotundatus et leviter cordatus, 

 subtus parve biauriculatus-, denticulatus, coriaceus, basi 5-nervius subtus prominenter 

 reticularis, evolutus supra glaber et prope basin saepe maculari-glandulosus, subtus ad 

 nervös dense villoso-pubescens, granuloso-glandulosus et papillosus; stipulae 10 — 18 mm 

 longae, lanceolatae, acuminatae, basi vix saccatae, pubescentes. Paniculae q? 5 — 15 cm 

 longae, a basi ramosae, ferrugineo-tomentosae, axillares vel in ramis vetustioribus enatae; 

 bracteae ramigerae 2 — 3-lobae, lobis lanceolatis, acutis, tomentosae, florigerae orbi- 

 culari-ovatae, denticulatae, concavae, 3 mm longae vel profunde trilobae, dr 50-florae; 

 paniculae Q contractae, ramis abbreviatis, 3 — 6 cm longae; bracteae 6 mm longae, 

 naviculiformes, petiolatae, acuminatae, denticulatae, bracteolis 2 linearibus, integris auctae, 

 5 — 1 0-florae. Flores <j* 1 mm longi; calyx 2 — 3-lobus, lobis apice fimbrjatis; stamina 

 2 — 3; antherae 4-loculares. Calyx Q urceolaris, ovarium arcte cingens, demum 3 — 

 4-fidus; ovarium 2-loculare, granuloso-glandulosum; styli fere liberi, 2 — 3 mm longi, 

 papillosi. Capsula 9 mm lata, 5 mm longa, didyma vel rarius abortu monococca. 

 Semina globosa, fere 4 mm diametientia, sublaevia. 



Westafrikanische Waldprovinz, Liane im Urwald oder Klelterstrauch. 



Unterprovinz: Gabun: Libreville (Klaine). 



Unterprovinz des Kongolandes. Bezirk des unteren Kongolandes: 

 Angola, Golungo Alto (Welwitsch n. 449!, 450!); Cazengo (Gossweiler n. 664!); 

 Granja de S. Luzia (Gossweiler n. 4809). — Bezirk des Kongobeckens: Kisantu 

 (Gillet n. 166); zwischen Tumba u. Kimpese (Gillet); Ituri, Fort Beni (Mildbraed 

 n. 2278A!, 2376!); Brazzaville (Chevalier n. 4048, 4153, 4183); Mukenge (Pogge 

 n. 1352!). 



Einheim. Namen: Mfufu, Mfumfu (Kisantu); Diabala (Angola). 



20. M. magnistipulosa Pax in Engler's Bot. Jahrb. XLIII. (1909) 222; Prain 

 in Fl. Trop. Afr. VI. 1. (1912) 937. — Frutex (?); ramuli glabri (?). Petiolus 13 — 

 20 cm longus, glaber; limbus 20 — 25 cm longus et fere latus, orbiculari-ovatus, bre- 

 viter trilobus, lobis triangularibus, breviter acuminatis, sinubus latis segregatis, basi 

 profunde cordatus et subtus auriculatus, auriculis parvis, coriaceus, distanter denticu- 

 latus, supra glaber, subtus ad nervös pilis crispulis villosulus et granuloso-glandulosus, 

 basi 7-nervius, subtus prominenter reticulato-venosus; stipulae 2 — 3 cm longae, oblique 

 ovatae, rotundato-obtusae, basi canaliculatae, extus secus costam mediam parce crispule 

 pilosae, mox glabratae. Paniculae q? H — 20 cm longae, angustae, ramis abbreviatis, 

 tomentellae; bracteae florigerae 3 — 4 mm longae, orbiculari-ovatae, breviter trilobae vel 

 elobae, multidentatae, extus et intus tomentellae, apice intus saepe patellari-uniglandu- 

 losae, 10 — 1 5-florae. Flores tf db 1 mm longi; calyx breviter 2 — 4-lobus, extus 

 parce pilosus; stamina 2 — 3; antherae 4-loculares. Flores Q et fructus ignoti. 



Westafrikanische Waldprovinz: Spanisch-Guinea Hinterland, Anang, 

 450 m (Tessmann n. 249!). 



21. M. Staudtii Pax in Engler's Bot. Jahrb. XXIII. (1897) 526; Prain in Fl. 

 Trop. Afr. VI. 1. (1912) 939. — Arbor; ramuli juveniles ferrugineo-pubescentes, mox 

 glabrati, crassiusculi, juveniles subcompressi. Petiolus 4 — 6 cm longus, glabratus; limbus 

 15 — 16 cm longus, 10 — 11 cm latus, orbiculari-obovatus vel late ellipticus, breviter 

 acuminatus vel acutus, basi late cuneata obtusus et subtus biauriculatus, auriculis par- 

 vulis, glanduloso-incrassatis, repando-dentatus, crasse coriaceus, supra glaber, subtus ad 

 nervös parce pilosus, granuloso-glandulosus, basi 3-nervius, subtus prominenter reticu- 

 lato-venosus; stipulae 12 mm longae, e basi ovata lanceolatae, acuminatae, parum cavae, 

 nervo medio prominenter pilosae, ceterum glabrae. Paniculae q 1 4 — 7 cm longae, 

 fulvo-tomentosae, parum ramosae, densiflorae, ramis abbreviatis; bracteae ramigerae 

 orbiculari-ovatae, parum concavae, florigerae glomerulum florum obtegentes, valde con- 



