182 CL. AROIDEX (BROWN). { Cercestis. 
tate-lanceolate or hastate; front lobe oblong-lanceolate, acuminate, 
acute ; basal lobes }~2 in. long, usually deltoid, obtuse, more or less 
divergent, separated by a large sinus. Peduncle 2}-3} in. long. 
Spathe about 2! in. long, convolute, slightly constricted below the 
middle, apiculate, green. Spadix about 2 in. long; female part }-} 
the length of the male part. Ovary shortly ovoid; stigma broadly 
orbicular. Berries 4-44 lin. thick, red. Seed about 4 in. long, ovoid. 
Upper Guinea. Cameroons: Batanga, on forest trees and shrubs, Dinklage, 
790, 1302. 
Lower Guinea. (iaboon: Munda; Sibange, at Abandu River, Bittner, 518. 
I have not seen this species. 
5. C. kamerunianus, V. Z. Br. Stem about } in. thick, glabrous, 
rooting as it climbs. Leaves spreading or ascending, glabrous ; petiole 
2-4 in. long, slender, terete, flattened down the face, with a very broad 
sheath about } in. long; blade 5-8 in. long, 2—3 in. broad, lanceolate- 
oblong, acute or acuminate, narrowed from below the middle to the 
shortly cordate base. Peduncle 4-1} in. long, terete, smooth. Spathe 
1}-2 in. long, convolute at the base, expanded above, concave, obtuse. 
Spadix about as long as the spathe or a little longer, cylindric; female 
part about } in. long. Ovary globose, 1- rarely 2-celled ; stigma sessile. 
—Alocasiophyllum kamerunianum, Engl. in Engl. Jahrb. xv. 449, t. 19; 
Durand & Schinz, Consp. Fl. Afr. v. 475; Engl. & Prantl, Pflanzenfam. 
Nachtr. zu ii.—iv. 60. 
Upper Guinea. Cameroons: Barombi District, at Wege, between Kumba 
Ninga and Mokonje, Preuss, 147 (ex Engler). 
Lower Guinea. Gaboon River, Mann, 1041! 
16. ANUBIAS, Schott ; Benth. et Hook. f. Gen. Pl. iii. 975. 
Spathe expanded nearly to the base or convolute to the middle, 
persistent. Spadix longer or shorter than the spathe, free, monecious, 
without an appendix; male and female parts contiguous. Perianth 
none. Female flowers: Ovary 2—3-celled; style very short or 0; stigma 
discoid or cushion-like ; ovules numerous in each cell, anatropous, axile. 
Male flowers: Anthers 5-6, connate into a sessile hexagonal truncate 
body, opening by subterminal pores. Berries enclosed within the 
spathe, subglobose, 2~3-celled, many-seeded. Seeds small, irregularly 
ovoid ; testa rather thick ; albumen fleshy ; embryo axile-—Herbs with 
creeping stems or rhizomes. Leaves alternate, petiolate, pinnately 
veined; veins numerous, parallel; petiole sheathing. Peduncles 
axillary, solitary, elongated. 
An endemic genus of 7 or 8 species. 
Leaves lanceolate, broadest at the middle, at least 3 
times as long as broad; midrib and veins quite 
glabrous beneath. 
Blade of leaf 9-12 in. long ; spathe 2} in. long, con- 
volute . . : . ‘ 3 «od. A. Afzelss. 
