80 ACANTHACER (Clarke). [Isoglassa, 
Spikes slightly interrupted, manifestly 
viscid-hairy : 
Bracts $-% in. long, broadly lanceolate (8) origanoides. 
Bracts 4-4 in. long, spathulate-obovate (9) Grantii. 
Bracts 2-4 in. long, oblong... ... (10) Bolusii. 
Spikes interrupted, loose, sparingly hairy 
(except the calyx) : 
Corolla 2:'in. long, rather broad ... (11) Macowanii. 
Corolla 4-4 in. long, slender .., ... (12) delicatula. 
Subgenus 2. Ramusra.—Corolla 1}in. long; tube s!ender, 
Bracteoles and calyx thinly hispid with white non- 
glandular hairs a ees es ... (13) hypoestiflora. 
Bracteoles and calyx viscid’ with many gland. 
headed hairs... tug Res ee a .»- (14) Cooperi, 
1. I. ciliata (Lindau in Engl. & Prantl, Pflanzenfam. iv. 3B, 
344); pubescent; branches 2-3 ft. long, slender, not virgate ; leaves 
up to 2 by 4 in,, elliptic, narrowed at either end; petiole 0-2 in.; 
inflorescences terminal and axillary, short, dense, }-1 by }—* in., 
without any solitary flowers, compound; floral leaves 3—% in. long, 
lanceolate or narrowly obovate, imbricate, prominent to the top of 
the inflorescence ; bracteoles 4-4 in. long, linear; calyx 1 in. long, 
searious, hardly at all green; segments linear, with many long 
many-celled hairs, none gland-headed ; corolla} in. long, Rhytiylossa 
ciliata, Nees in Lindl. Nat. Syst. Bot. ed. ii. 445, in Linnea, xv. - 
364, and in DC, Prod. xi. 335; Sonder in Linnea, xxiii. 93; Hook. 
Journ. Bot. ii. (1840) 126 ; Oerst. in Kjoh. Vidensk. Meddel. 1854, 
155 in obs.t. 5, fig. 27. Justicia intercepta, E. Meyer in Drége, Zwei 
Pflanzengeogr. Documente, 160, 195. J. divaricata, Zeyher ex Nees 
in DC. Prod. xi. 336. J. capensis, Ecklon ex Nees l.c. kcteinanthus 
divaricatus, T. Anders. in Journ. Linn. Soe. vii. 45. 
Coast Reeion: Uitenhge Div.; amongst bushes by the Zwartkops River, 
Ecklon § Zeyher, 731 and without precise locality, Heklon § Zeyher, 928! 
Alexandria Div.; Addo, Zeyher, 1401! East London Div.; near East London, 
100 ft., Ga'pin, 3186! 
EAsteRN Keaton ; Natal; Umgeni River, 500 ft., Dréye! 
2. I. sylvatica (C. B. Clarke); branches and leaves nearly 
glabrate ; mflorescences somewhat interrapted at the base; bracteoles 
3 in. long, linear from a lanceolate base. widened by searious margins; 
corolla wholly white (Burchell) ; otherwise as I. ciliata. Dianthera 
sylvatica, Burchell ms. 
Coast Region: Knysna Div.; in the forest, near Melville, Burchell, 5438! 
3. I. ovata (Lindau in Engl. & Prantl, Pflanzenfam. iv. 3B, 
344); hairy; branches 2 ft. long at least, rather stout; leaves up 
to 22 by 1} in., ovate, base often rounded, nerves prominent on the 
lower surface; petioles hardly 2 in. long; infloreseences up to 4-6 by 
3 in., terminal and lateral (forming terminal panicles 6-16 in. long), 
more or less interrupted below ; floral leaves 3 by 1 in. (lower hardly 
or not imbricate), including 1-2 (rarely 3) flowers ; bracteoles + in. 
long, linear-lanceolate ; calyx 4 in. long, green, not at all scarious ; 
