20 CXLII, XYRIDEZ (BROWN). [ Xyris. 
20. &. pumila, Rendle in Cat. Afr. Pl. Welw. ii. 70. A small rigid 
plant, densely tufted. Rhizome bearing several crowded branches. 
Leaves distichous, 2-34 in, long, including the ? in. long sheath, 
searcely 4 lin. broad, linear, very acute or subaristate at the apex ; 
sheaths dark chestnut-brown. Peduncle 4-5} in. long, } lin. thick, 
terete, glabrous. Spike 24-24 lin. long, 1-14 lin. broad, about 3-flowered, 
narrowly ellipsoid, slightly drawn out at the base. Bracts 12-2 lin. long, 
3-1} lin. broad, elliptic or oblong, entire, coriaceous, minutely papillate- 
scabrid on the back of the apical part, 3-nerved, dark chestnut-brown, 
slightly paler at the margin, those in the centre dull ochreous-brown. 
Lateral sepals 13-2 lin. long, nearly } lin. broad, lanceolate, obtuse, 
golden-brown along the keel, becoming paler towards the margins; keel 
very minutely scabridulous from about 4 above the base to the apex. 
Corolla bright yellow. Staminodes 2-armed, hairy. Anthers ? lin. long, 
linear-oblong, orange-yellow. 
Lower Guinea. Angola: Huilla; in thicket-grown marshes between Humpata 
and the lofty plain of Empalanca, Welwitsch, 2471 ! 
21. XX. multicaulis, V. H. Brown. Leaves 14-3 in. long, }-1 lin. 
broad, linear, subacute, sometimes slightly hardened and whitish at the 
apex, glabrous, sometimes minutely rugulose in the dried state. 
Peduncular-sheath 1}—2 in. long, with a short leafy point. Peduncles 
numerous, 4—6 in. long, }-} lin. thick, angular, compressed, glabrous, 
twisted. Spike 24-3 lin. long, 1-1} lin. thick, lanceolate, 2—3-flowered, 
dull smoky-brown. Outer bracts 14-2 lin. long, thin, broad, elliptic, 
subacute or obtuse, deeply concave, slightly keeled at the apex, entire, 
subcoriaceous, indistinctly 3-nerved,dull brown; inner bracts thinner, orbi- 
cular, apiculate, closely convolute, scarcely keeled, nerveless, Lateralsepals 
2-214 lin. long, $ lin. broad, lanceolate, acute, boat-shaped, thin, scarcely 
keeled, light straw-coloured, scarcely darker on the keel, which is quite 
entire. Corolla-lobes 1 lin. long, ? lin. broad, obovate, very obtuse, 
yellow. Arms of the staminodes broad, linear, densely fringed with 
yellow hairs. 
Mozamb. Dist. British Central Africa: Nyasaland ; Namasi, Cameron, 51! 
22. K. angustifolia, De Wild. & Durand in Comptes-rendus Soc. Bot. 
Belg. xxxviii. 149. Leaves 2-4 in. long, }-4 lin. broad, linear, acute, 
slightly twisted, rigid, with brown sheaths7lin.long. Peduncular-sheath 
132} in. long, leafless, acute, keeled on the back, bright chestnut in the 
lower part. Peduncles }—1 ft. long, more or less flattened, glabrous. Spike 
small, about 24 lin. long, 1} lin.in diam. Inner bracts 2 lin. long, 1 lin. 
broad, outer smaller, obovate or elliptic, sparsely ciliolate and usually 
shortly emarginate at the apex, coriaceous, bright fuscous. Lateral 
sepals about 2 lin. long, oblong, curved, keeled; keel scarcely or very 
narrowly winged, not ciliate. Petals about 14 lin. long, 1 lin. broad, 
obovate, fimbriate, yellow. 
South Central. Congo Free State: Upper Congo; between Mokanga and 
Skori, Dewévre. 
