72 XCVIII. ACANTHACEE (CLARKE). [ Dyschoriste. 
Branches hairy; calyx divided more than half- 
way down . 7. D. multicaulis. 
Branches sparsely hairy ; ; calyx divided less 
than half-way down. 8. D. nobilior, 
Anther-cells rounded at the base. 
Small erect nearly glabrous annual - 4. D. mutica. 
Scabrous undershrub . 9. D. nudanthera, 
Corolla 3-1 in, long; tube inflated upwards so that the 
linear-cylindric lower portion is not very elongate 
(see also 15. D. lingfolia), 
Cymes small, flowers appearing as if in axillary clusters, 
Leaves attaining 14-3 in. in length. 
Corolla 3-2 in. jong ; ; leaves about 14 in. long. 
Lower leaves hairy . . . . . 10. D. trichocalyx. 
Lower leaves glabrous . . . LL. D. verticillaris. 
Corolla li in. long; leaves up to 2-3 in, long . 14, D. heudelotiana. 
Leaves 3-3 in. long. . . . . . 138. D. eapricornis. 
Cymes loose, open, axillary . . 12. D. pedicellata. 
Corolla 3-2 in. long; tube linear, funnel- -sbaped near the 
top. 
Anthers tailed at the base. 
Corolla less than 2 in. long. 
Leaves exceeding 1 in. in length. 
Corolla purple. 
Calyx 3 in. long. 
Villous ; calyx divided 3 way down . 16. D. Hildebrandtii. 
Pubescent ; calyx divided 3 way down . 18. D. Volkensii. 
Calyx 2 in. long. 
Leaves linear-oblong; flowers 1-2 to- 
gether . . . . 15. D, linifolia 
Leaves elliptic ; cymes axillary . . 19. D. mollis. 
Corolla yellow. . . . . 17. D. Fischeri. 
Leaves 1-2 by 3 din. . . . . . 20. D. tanganyikensis. 
Corolla exceeding 2 in. in length . . 21. D, thunbergiifora. 
Anthers acute or scarcely mucronate at the base. . 22. D, somalensis. 
1. D. depressa, Vees in Wall. Pl. As. Rar. iii. 81. Shrub small, 
with erect branches, glabrous ; ; innovations minutely scabrous-hairy- 
Leaves up to 1 by 4 in. (usually smaller), elliptic, obtuse, entire or 
obscurely crenate, nerves and cystoliths obscure ; petiole {—} in. long. 
Flowers subsessile, often 3-8, clustered ; bracteoles 2, linear-oblong, 
hardly as long as the calyx-tube. Calyx } in. long, divided % way down ; 
teeth linear, hispid ; tube nearly glabrous within. Corolla } in. long, 
2-lipped. Capsule 14 } in. long, suberect, glabrous.—Nees in DC. Prod. 
xi. 106. Calophanes Nagchana, Nees in DC. Prod. xi. 109; C. B. 
Clarke in Hook. f. Fl. Brit. Ind. iv. 410. C. crenatus, Schinz in Bull. 
Herb. Boiss. iii. 415. Linostylis ovata, Sonder in Linnea, xxiii. 94. 
Wile Zand. British Kast Africa: Ukamba, 5000-6000 ft., Scott-Elliot, 
6706! Mau, 7000-8000 ft., Scott-Elliot, 6805! Usongora; at the Salt Lake, neat 
Katwe, Scott-Elliot, 7961 ! 
D. Perrottetii, 0. Kuntze, Rev. Gen. 486. Branches 12-18 in. 
long, erect. Leaves up to 3} by { in., lanceolate, obtuse ; nerves often 
