232 XOVIII. ACANTHACEE (CLARKE). | Zsoglossa. 
each face and no distinct girdle. Pistil glabrous.—Lindau in Engl. & 
Prantl, Pflanzenfam. iv. 3 B. 344, and in Engl. Pfl. Ost-Afr. C. 372. 
Nile Land. British East Africa: Ruwenzori; Toru district, in Wimi Valley, 
7000-8000 ft., Scott-Elliot, 7836! and in Butagu Valley, 6000-8000 ft., Scoté- 
Elliot, 7915! Stuhlmann, 2474 ! 
12. I. oerstediana, Lindaw in Engl. Jahrb. xx. 56. Calyx- 
segments } in. long, nearly free, linear, green, subulate and eurved in 
the upper half, with cystoliths. Capsule } in. long, 4-seeded ; seeds with 
rough oblong tubercles ; otherwise as J. rwnssorica.—Lindau in Engl. 
& Prantl, Pflanzenfam. iv. 3 B. 344, and in Engl. Pfl. Ost-Afr. 
C. 372. 
Wile Land. Abyssinia, Schimper! British East Africa: Raomi River, 7000 ft., 
Scott-Elliot, 6767 ! 
Mozamb. Dist. German East Africa: Kilimanjaro, 4500-9000 ft., Volkens, 
1121! 1123 1382! 1887! 1852! 1936! Johnston, 114! Usambara, Holst, 523 ! 
The difference of this plant from Z. runssorvica is small, Lindau lays stress on the 
pubescent panicle branches of I. runssorica, but the panicle branches of the present 
species are similarly pubescent. 
13. I. milanjiensis, 8. Moore in Trans. Linn. Soc. ser. 2, Bot. iv. 
33. Calyx-segments } in. long, in fruit nearly 4 in. long, nearly free, 
linear, green, minutely hairy, subulate and curved in the upper half. 
Corolla 4 in. in total length; otherwise nearly as J. oerstediana and 
I. runssorica.—Lindau in Engl. & Prantl, Pflanzenfam. iv. 3 B. 344, and 
in Engl. Pfl, Ost-Afr. C. 372, 
Mozamb. Dist. British Central Africa: Nyasaland; Mount Mlanje, 6000 ft., 
Whyte! 
14. I, Gregorii, Lindau in Engl. Pf. Ost-Afr. C. 372. Leaves 
1¢ by 1 in., ovate, nearly glabrous. Inflorescence terminal up to 4 by 
% in.; flowers in small sessile clusters; outer bract (of S. Moore) 
4-4 in. long, ovate, enclosing 3-1 flowers; bract 4 in. long, linear. 
Calyx } in. long, and upwards, pubescent. Corolla-tube } in. long; 
lips $ in. long. Anther-cells one much lower than the other. Pistil, 
capsule, and seeds of the genus.—Lindau in Engl. & Prantl, Pflanzen- 
fam. iv. 3 B. 344. Homilacanthus Gregorii, 8. Moore in Journ. Bot. 
1894, 129, t. 343. 
Nile Land. British East Africa: Mount Kenia, 7000 ft., Gregory ! 
S. Moore regarded the floral-leaves (tragblitter) which enclose the flower-clusters 
is bracts (deck-bldtter); and therefore supposed this species must fall among Bentham’s 
subtribe Diclipterea. 
15. I. substrobilina, (. 2B. Clarke. Branches quadrangular, with 
a strong line of deflexed white hairs. Leaves up to 3} by 1} in, 
acuminate at either end, when mature nearly glabrous except on the 
nerves ; cystoliths many on both faces; petiole } to 3 in. long. Spikes 
| 
