Dorstenia.] cxxiiic. morace^ (Rendle). 69 



4-12 in. high, single, rarely two together, at the ends of the rhizome- 

 branches, slender, simple or little branched, puberulous as are the 

 petiole and inflorescence. Leaves varying in shape, obovate and 

 obtuse or elliptic and acute, sometimes rhomboid, base acute, 

 passing into the longer or shorter petiole, margin repand or shortly 

 broadly and obtusely dentate, 2-2J in. long, f-lj in. wide, with 

 a few scattered adpressed hairs on each surface ; lateral nerves 

 4-5 on each side, curving upwards, shortly hairy like the midrib ; 

 petiole slender, 5-7 lin. long. Inflorescences solitary ; peduncle 

 equal to the petiole; lower receptacles narrowly elliptic, 5 lin. long 

 and 1 J lin. broad with a bract-arm at each end, the upper star-shaped 

 7 lin. in diam., with 3-5 rays passing into linear bract arms 3|-7 lin. 

 long and J lin. broad ; disc and arms shortly hairy as in D. caulescens. 

 Flowers and fruit as in D. caulescens. — Bureau in DC. Prodr. xvii. 

 275 ; Engl. Monogr. Morac. Afr. 21, t. vii. fig. B. 



Nile Land. Abyssinia : near Jelajeranne in the valley of the Tacazze River, 

 ScJmnper, 1727 1 



87. D. zanzibarica, Oliv. in Hook. Ic. PL t. 1581. A herb with 

 a succulent branched stem, up to 3 ft. high, accumbent below then 

 erect, growing from a fleshy tuber, glabrous or very shortly hairy, 

 densely leaved above. Leaves elliptic, tapering to an acute apex, 

 base cuneate, sometimes unequal, passing into the distinct some- 

 times long petiole, margin dentate above the cuneate base, the 

 teeth sometimes denticulate, 2-4 in. long, 1-iJ in. wide, glabrous ; 

 lateral nerves 8-10, curving upwards, prominent beneath ; petiole 

 slender, channelled above and densely hairy in the groove, J-1 in. 

 long, rarely longer. Stipules narrow, minute, J-1 lin. long, caducous. 

 Inflorescence solitary or in pairs, one being much the younger ; 

 stalk slender, up to IJ in. long, puberulous ; receptacle triangular, 

 more rarely 4- or 5-sided, 7 lin. or less in greatest diameter, with a 

 narrow margin, bearing a short blunt linear bract, 2-5 lin. long, 

 at each angle and sometimes one or more short bluntly triangular 

 teeth on the sides. Male flowers 2- or generally 3-androus, with a 

 2- or 3-lobed perianth ; female distributed over the disc ; style 

 long-projecting, simple, wuth a thickened inconspicuously 2-lobulate 

 stigma. Endocarp ovoid, with a dorsal crest, verruculose but 

 glabrous ventrally, J lin. long. — D. Volkensii, Engl, in Engl. Jahrb. 

 XX. 143, Pfl. Ost-Afr. C. 161 and Monogr. Morac. Afr. 22, t. vii. 

 fig. A. 



Moiamb. Distr. Zanzibar, Kirk ! German East Africa : Kilimanjaro, 

 at Marangu, 5000 ft., Volkens, 228 ! and Rombo Mku, Volken^, 393. Usambara : 

 near Muafa, 4300 ft., Buchivald, 121, 588. Usagara Mountains, Hannington : 



88. D. holtziana, Engl, in Engl. Jahrh. li. 433. Stem erect, 3-4i 

 ft. long, the longer stems hanging down from the rocks, leafless 

 below the branches, younger branches minutely grcy-puberulous. 



