™ @ 
Hypoestes. | XCVIII, ACANTHACE® (CLARKE). 245 
Spikelets 1-5 together, laxly capitate. 
Leaves usually much exceeding } in. in length. 
Two outer bracts narrowly obovate, subequal . 7. 
Two outer bracts obovate, larger, unequal 8. H. phaylopsoides. 
Two outer bracts narrowly elliptic-oblong . 9. HL. rosea. 
Leaves § in. long, obscurely toothed . . . - 10. H. microphylia. 
Inflorescences densely strobilate, compound . 11. A, strobilifera, 
H, triflora. 
*““HEMICYLINDRUS.—Two opposite bracts to spikelet con- 
nate 2—% their length into a tube (“involucre” of 
Lindau). 
Spikelets in short unilateral cymes, rather densely 
approximate, 
Bracts without long white hairs, glabrate or minutely 
scabrous hairy . . : . . . 12. H. Forskalei. 
Stem and leaves minutely canescent . . . 138. H. Hildebrandtii. 
Pubescent. (Calyx larger, } in. long) . . . 14. H. mlanjensis. 
Bracts with (more or less numerous) spreading long 
white hairs. 
Leaves ovate or elliptic, narrowed on the petiole 15. H. verticillaris. 
Leaves elliptic, long acuminate. . : . 16. H. Preussii. 
Spikelets in lax cymes; cymes in compound panicles, 
Spikelets rather smal] . . . 17. H, violaceotincta, 
Spikelets } in. long, mostly solitary and distant . 18. A. tanganyikensis. 
1. H. aristata, 2. Br. Prod.474. Small pubescent shrub, 8-30 in. 
high. Leaves 1~2 by 3-1 in., ovate, narrowed at both ends; petiole 
0-% in. long. Heads globose, axillary, distant, of numerous one- 
flowered spikelets, frequently with reduced petioled leaves } in. long ; 
upper heads not running into linear or oblong inflorescences. Spike- 
lets with 4 free bracts; 2 outer opposite, } in. long, oblong, with a 
subulate scabrous tail } in. long; inner bracts (bracteoles) lateral, 
4-} in. long, oblong. Sepals nearly free. Corolla 3 in. in total length. 
Filaments and style nearly glabrous. Capsule } in. long, glabrous ; 
seeds 4, smooth.—Nees in DC. Prod. xi. 509; T. Anders. in Journ 
Linn. Soc. vii. 48; Lindau in Engl. & Prantl, Pflanzenfam. iv. 3 B. 
333, and in Engl. Pfl. Ost-Afr. C. 371. Justicia aristata, Vahl, Symb. 
ii. 2, 
Mozamb. Dist. (German East Africa: Kilimanjaro, ex Lindau; Uluguru, 
Stuhlmann, 9128! British Central Africa: Nyasaland; Nyika Mouutains, 4000- 
6000 ft., Whyte! 
Also in Sonth Africa. 
2. H. antennifera, S. Moore in Jowrn. Bot. 1880, 41. Leaves up 
to4 by 2 in. Outer bracts }-1 in. long. Corolla 1 in. long or rather 
more; otherwise as H. aristata.—Oliv. in Trans. Linn. Soc. ser. 2, 
Bot. ii. 346; Lindau in Engl. & Prantl, Pflanzenfam. iv. 3 B. 353, 
and in Engl. Pfl. Ost-Afr. C. 371. HH. aristata, var. macrophylla, 
Nees in DC. Prod. xi. 510, H. plumosa, Drége, Zwei. Pil. Docum. 
153, 159, name only. 
Nile Land. British East Africa: Taita; Ndi Mountain, Hildebrandt, 2563 ! 
and Maungu Mountain, 2000 ft., Johnston ! Lykipia, 6000-8000 ft., Thomson ! 
