Blepharis.} ACANTHACEA (Clarke). 31 
21. B. diversispina (C. B. Clarke in Dyer, Fl. Trop. Afr. v. 104) ; 
pubescent ; branches 8-18 in. long, internodes 1-4 in. long; leaves 
often 4 subsimilar and approximated, 1-11 by 1-2 in., elliptic-oblong, 
hardly lobed, spine-toothed ; spines in the axils (i.e. the lowest 
bracts to the next year’s spikes) simple, 1 in. long, needle-like ; 
spikes 1-1} in. long, ovoid, 2—7-flowered ; bracts 2 by 1 in., with 
Y spinous teeth, hairy without; bracteoles more than 1 in. long, 
linear; anticous calyx-segment + in. long ; posticous sepal ® in. long ; 
corolla $-1 in. long, blue. B. procumbens, T. Anders. in Journ. 
Linn. Soc. vii. 35 partly. Acanthodium diversispinum, Sonder in 
Linnea, xxiii, 92; var. B, Nees in DC. Prod. xi. 275. 
Kananart Reeion: Bechuanaland; Maadji Mountain, Burchell, 2877! 
Transvaal ; Holub! 
Also in Tropical Bechuanaland and Angola. 
22. B. serrulata (Ficalho et Hiern. in Trans. Linn. Soc. ser. 2, Bot. 
ii, 24); pubescent, harsh, woody, branched ; leaves often 4 together 
subsimilar, 1 by 3 in., oblong, obtuse, scarcely toothed, with numerous 
closely-placed forward-pointing spinous serratures ; spikes axillary, 
1} by 2 in, short-cylindrie or ovoid, 4—8-flowered ; lowest bracts 
pinnatifid near the base ; bracts (to the flowers) 2 by 3 in., obovate, 
suddenly and shortly acuminate, densely and shortly hairy, with 
9-13 marginal spinous cilia; bracteoles } in, long, linear; calyx 
hairy within and without; anticous segment i in. long; corolla 
+ in. long; capsule 4 in. long, 2-seeded. C. B. Clarke in Dyer, Fl. 
Trop. Afr. v. 102. B. procumbens, T. Anders. in Journ. Linn, Soc. 
vil. 35 partly. Acanthodium serrulatum, Nees in DC. Prod. xi. 
275; Sonder in Linnea, xxiii. 93. A. diversispinum, var. a, Nees 
in DC. Prod, xi. 275. 
KataAnari REGION: Transvaal; Apies River, Burke! Magalies Berg, Burke ! 
Also in Angola. 
23. B.. subvolubilis (C. B. Clarke); minutely pubescent or 
glabrescent ; stems 6-12 in. long, branched, slender, flexuose, inter- 
nodes 1-3 in. long; leaves often approximated in fours, subsimilar, 
1} by 1-} in., narrowly elliptic, not lobed, spine-toothed ; bracts 
1 in. long, the lowest sterile foliaceous, pinnatifid (not simple needle- 
like); corolla 14 in, long; otherwise as B, diversispina. 
Kaanari Recion: Orange River Colony; Thaba Unchu, Burke! Transvaal ; 
lower slopes of mountains near Barberton, 2800 ft., Galpin, 881! 
24. B. dilatata (C. B. Clarke) ; minutely scabrous-pubescent ; 
stems 6-10 in. long, rigid, internodes 1-2 in. long ; leaves often 
approximated in fours, subsimilar, {—1} by 3-}. in, elliptic or 
narrowly obovate, hardly lobed, with few irregular spine-tipped 
teeth; spikes 1} by 1 in., axillary, 2-5-flowered ; bracts 1 by } in, 
ovate, shortly acuminate, puberulous with 9 spinous cilia, lowest 
(sterile) foliaceous, pinnatifid; bracteoles } in. long, linear; anticous 
