Manniophyton. 1 2 1 



Flores dioici, petaligeri. Calyx q? in alabastro ovoideus, clausus, per anthesin 

 valvatim in lacinias 2 — 3, integras vel apice bifidas ruptus. Petala in urceolum latum, 

 vix lobatum connata. Disci glandulae 5, pilosae, episepalae. Stamina 10 — 20, recepta- 

 culo convexo, piloso inserta, exteriora epipetala; filamenta libera; antherae erectae, 

 longitudinaliter introrsum dehiscentes. Ovärii rudimentum nulluni. Calyx Q brevis, 

 alte 5-fidus; lobi valvati, mox aperti. Petala 5, libera, valde imbricata, calyce longiora. 

 Discus annularis, vix prominens, pilosus. Ovarium setosum, triloculare; styli liberi bi- 

 partiti, rami lineares, patentes, crassi. Ovula in loculis solitaria. Capsula majuscula, 

 profunde tridyma, in coccos 2-valves a columella centrali dissiliens; endocarpium cras- 

 sum, durum. Semina nitida, ecarunculata; testa crustacea. — Frutices scandentes; 

 indumentum ferrugineo- vel fulvo-hispidum , simplex et stellatum. Folia bistipulata 

 alterna, longiuscule petiolata, lata, integra vel simul =b profunde 3 — 5-loba, basi pal- 

 matinervia, ceterum penninervia et transverse venulosa. Paniculae racemiformes, elongatae, 

 parum ramosae vel subsimplices, axillares ; flores q? secus ramulos sessiles vel breviter 

 pedicellati, sub bractea plures, Q paulo majores, sparsi, longius pedicellati. 



Species unica, satis polymorpha, Africae tropicae occidentalis et centralis incola. 



M. africanum Müll. Arg. in Flora XLVII. (1864) 531; in DC. Prodr. XV. 2 (1 8G6) 

 720; Oliv, in Hook. Icon. pl. XIII. (1 877) t. 1 2 67, 1268. — Frutex alte scandens, 

 hinc inde ultra 30 — 40 m altus; indumentum stellare simulque simplex, nunc brevius, 

 nunc longius, rufum vel fulvum, asperum, suburens; ramuli angulosi. Petiolus 6 — 

 28 cm longus, inferne supra conico-2 — 6-glandulosus, rarius eglandulosus, apice ad 

 basin limbi glandulosus; limbus 11 — 32 cm longus, 8 1 /2 — 35 cm latus, in uno ac 

 eodem specimine ambitu valde ludens, aut indivisus, orbiculari-ovatus, cuspidatus, aut 

 breviter lobato-tricuspidatus, aut profunde 3 — 5-lobus, sinubus inter lobos angustis, 

 semper basi profunde et anguste cordatus, integer, subcoriaceus, supra demum nervis 

 exceptis db glabratus, subtus hirtus; stipulae parvae, lineares, mox caducae. Paniculae 

 (^ 15 — 32 cm longae, multiflorae, Q 3 — 17 cm attingentes; bracteae (J sublineares, 

 3 mm longae, inferiores longiores et interdum subfoliaceae, multiflorae, Q lineari-lanceo- 

 latae, 3 mm longae, 1-florae, utroque latere basi conico-biglandulosae; pedicelli tf et 

 Q ad 4 mm longi; flores (j 1 albidi vel lutescenti-albidi. Calycis q? lobi 2, patentes, 

 2 — 4 mm longi, extus vestiti; corolla tubiformis, 3 — ö 1 /^ mm l° n g a > glabra, margine 

 undulato-lobata; stamina demum corollam superantia; connectivum latiusculum; sepala 

 Q ovata, obtusa, 2 — 4 mm longa, extus pilosa; petala 5 — 6 mm longa, orbiculari- 

 obovata, extus dense vestita, intus glabra; discus tenuis, margine undulatus; ovarium 

 setosum, trigono-ovoideum ; styli ultra medium bifidi. Capsula 2V2 cm l° n g a ? 3 cm 

 lata, profunde tridyma, aspera; cocci latere compressi. Semina 16 mm longa, 11 mm 

 lata, laevia, brunnea. — Fig. 25-4 — E. 



Westafrikanisches Waldgebiet: lichte Stellen im Urwald und Busch wald. 



Var. a. rufum Pax et K. Hoffm. n. var. — M. africanum Müll. Arg. 1. c. ; Th. 

 et H. Durand, Syll. Fl. cong. (1910) 489. — Petiolus basi glanduliger. Indumentum 

 breve, rufum, subfloccoso- asperum; pili longiores pauci vel demum subnulli. — 

 Fig. %$A—E. 



Unterprovinz Südnigerien und Kamerun: Old Calabar (Mann n. 2308); 

 Kamerun, Groß Batanga (Dinklage n. 690!), Yaunde (Zenker n. 1404!, 1488a!, 

 Zenker u. Staudt n. 146!), Bipindi (Zenker n. 3628!), Elabi (Ledermann n. 541 !), 

 Molundu (Mildbraed n. 3851 !). 



Prince's Island (Mann n. 1138!). 



Unterprovinz Gabun und Spanisch Guinea: Nkolentangan (Tessmann 

 n. 323!). 



Unterprovinz des Kongolandes: Bangala (Hens n. 115!), Sibangefarm 

 (Soyaux n. 234!), ohne näheren Standort (Pogge n. 614!), Mukenge (Pogge n. 1364!), 

 Mudeng (Buchner n. 633!), Coquilhatville (Schlechter n. 12615!), Leopoldville 

 (Mildbraed n. 3569!). 



