46 CXXIIIc. MORACEZ (Rendle). [Dorstenia. 
the middle, 14-23 in. long, 3-1} in. wide, glabrous but veins sparsely 
puberulous on the lower face ; lateral nerves 3-4 on each side, curving 
upwards and uniting within the margin; petioles 4 in. or less in 
length. Stipules linear-subulate, persistent, 2-5 lin. long. Inflores- 
cences few, solitary in the upper leaf-axils ; stalk about 2 lin. long ; 
receptacle narrowly elliptic, 4-$ in. long, puberulous on the back, 
the very narrow margin bearing numerous rather fleshy triangular 
deep purple bracts about 1 lin. long, the two terminal bracts 
slightly larger, somewhat cuneate and denticulate at the apex. 
Male flowers with a 3-lobed perianth ; female few, as in D. tayloriana. 
—Engl. Monogr. Morac. Afr. 18, t. i. A, i. A. 
Upper Guinea. Cameroons: near Buea, about 65000 ft., Preuss, 852 : 
Cameroon Mountains, 3000 ft., Wann, 1956! 
Var. robustior, Rendle in Journ. Bot. 1915, 300. A larger stronger growing 
plant with stouter leaves, 24-4 in. long, 1-14 in. wide, narrowing to a shortly 
acuminate apex and below to a cuneate base; lateral nerves 4-5 on each 
side ; petioles 4-1 in. long ; fruit spheroidal, 1} lin. in diam., endocarp smooth. 
Upper Guinea. Southern Nigeria: Oban, Talbot, 2316! 
38. D. dionga, Engl. in Engl. Jahrb. xxviii. 377. Stem erect, 
about 14 ft. high and } in. thick, like the petioles densely strigose. 
Leaves elliptic, wedge-shaped in the lower third then grossly and 
irregularly toothed, 6-7 in. long, 44-43 in. wide, teeth to 3 in. long 
and 5 lin. broad, glabrous, green, paler on the lower face; lateral 
nerves 6-8 on each side, spreading, with the secondary nerves and 
veins somewhat prominent on the lower face; petioles about ? in. 
long. Stipules minute, subulate. Inflorescences generally in pairs, 
sparsely pilose like the boat-shaped receptacle; stalk 23 lin. long ; 
receptacle 3-4 lin. long, 1-14 lin. broad and 24 lin. high, with two 
very concave oblong bracts at each end turned upwards and down- 
wards, about 14 lin. long and ? lin. broad, and short broadly 
triangular lateral bracts 4 lin. long. Female flowers few in the 
median plane of the receptacle ; style 2-fid. 
Mozamb. Distr. German East Africa: South Uluguru; in forest, 4000- 
6000 ft., Goetze, 177. 
39. D. paucidentata, Rendle in Journ. Bot. 1915, 300. Plant 
1-2 ft. high; stem herbaceous above, glabrous; upper internodes 
3-1 in. long, 3-1 lin. thick. Leaves membranous, elliptic, apex 
shortly acuminate, base cuneate, obtuse, 4-8 in. long, 14-3 in. wide, 
glabrous, dull green above when dry, brighter green and paler beneath ; 
lateral nerves 11-13 on each side, somewhat ascending, curving up- 
wards and uniting within the margin, impressed on the upper face, 
somewhat prominent beneath; petiole somewhat slender, 4—3 in. long. 
Stipules subulate, 2 lin. long, falling before the leaf. Inflorescences 
solitary in the upper leaf-axils, glabrous; stalk slender, shorter than 
