Crossandra. | XCVIII. ACANTHACEH (CLARKE), 113 
Bract broad ovate, densely ciliate on the margin . 
Bract lanceolate, with spreading white hairs 
Bract entire, pointed, hardly  spine-tipped or 
mucronate. 
Branches elongate with many nodes and branchlets. 
Branches hairy ; bracts silky-hairy. 
Petioles up to 3-1 in. long . . . . 7. C. nilotica, 
Leaves sessile. . . . . . 8. C, letkipiensis, 
Branches sparingly hairy ; bracts nearly glabrous 9, C. mucronata, 
Branches 34-2 in. long ; peduncles very long. 
5. C. pungens. 
6. C. spinosa, 
Bracts elliptic, short acuminate, plicate —. - 10. C. subacaulis, 
Bracts obovate-oblong, obtuse, not plicate . . 11, C. primuloides. 
* Bract papery, lanceolate, nearly glabrous. 
Leaf-base obtuse ; spike slender, elongate . . 12. C. guineensis, 
Leaf-base spathulate; spike moderately dense . . 13. C. puberula. 
1. C. Greenstockii, S. Moore in Journ. Bot. 1880, 37. Pube- 
scent. Stems 6-12 in. long, several from the short woody rootstock. 
Leaves 1-6 in. long, narrowly elliptic, tapering to the base. Peduncles 
0-6 in. long; spikes 1-6 by 3-1 in., dense; bract ? in. long, herbaceous, 
ovate, hairy, margins with several innocuous spinous teeth ; bracteoles 
linear, longer than the calyx. Posticous calyx-segment } in. long, 
2-nerved, tip with 2 spinous hairy teeth. Corolla red (S. Moore) ; 
tube $in. long; segments } in. long. Anthers slightly hairy. Style 
glabrous, except a few hairs at the base. Capsule # by } in., 4-seeded ; 
seeds covered with tufts of white hairs, hardly scaly.—S. Moore in 
Trans. Linn. Soc. ser. 2, Bot. iv. 31; Lindau in Engl. & Prantl, 
Pflanzenfam. iv. 3 B. 319, and in Engl. Pfl. Ost-Afr. C. 370. 
Mozamb. Dist. British Central Africa: Nyasaland; Shire Highlands, 
Buchanan, 15! Manganja Hills, Meller! Mount Mlanje, Whyte! McClounie, 63! 
sane lot, 8635! and without precise locality, Buchanan, 76! 419! 590! 919 
Also in South Africa. 
The dried material appears to be tufts of flower.ng shoots springing from woody 
stocks after fire. 
2. C. flava, Hook. Bot. May. t. 4710. Pubescent. Stems 2-8 in. 
long. Leaves up to 8 by 12 in., narrowly elliptic, long-tapering at the 
base, often very coarsely undulate; petiole up to 3-1} in. long. 
eduncle 1-3 in, long; spike 1-2 by 14 in., dense; bract 1 in. long, 
erbaceous, ovate, hairy, margins with several innocuous spinous teeth ; 
bracteoles linear, longer than the calyx. Posticous calyx-segment } in, 
Ong, 2-nerved, tip of 2 lanceolate hairy lobes. Corolla clear yellow ; 
ube 1-1} in. long, very slender; segments } in. long. Style very 
aly hairy. — Lindau in Engl. & Prantl, Pflanzenfam. iv. B. 
Mi Upper Guinea, Sierra Leoue : Sugarloaf Mountain, Whitfield! Don! Ligos, 
len, 122! Yoruba, Millson ! 
3. C, stenostachya, (. B. Clarke. Pubescent. Stem 12 in. long, 
i : B 1 j 
‘imple, leafless below. Leaves in a terminal rosette up to 5 by 1} in., 
VOL. v, I 
