4 _ XyRipEa (Brown). [Xyris. 
acute, keeled; keel narrowly wi ra serrulate, mee with 
rust-coloured appressed hairs; corolla only seen in bud; s of 
staminodia (in the bud) 1 line long, divided into tufts of aaa hairs ; 
anthers 1 line long, linear; stigmas very slightly dilated ; capsule 
21 lin. long, silsueibuiseciate subacute, trigonous, with a thi 
membranous pericarp, 
WestERN Reaion: West Africa, south of the oe Curror ! 
in a is ees similar to X, communis, Kth., from Tropical America, but the 
of the bracts is narrower, and the intra sepals are serrulate on the 
sect fer Debate with fine hairs as in X. comm 
4 2. X. natalensis (Nilss. in ars Vet. Akad. Férhandl. Stockh. 
1891, 157) ; leaves 10-20 in. long, a line thick, terete, acute, 
glabrous, with large, dark eke sheaths 2-32 in. nee ; peduncular 
sheath leafless, 41-51 in. long; oilnt nele 16-24 in. long, 2-1 line 
thick, terete, glabrous; spike 4-6 ee long, 3-31 lin . thick ; ovoid 
or ; bracts 2-3 lin. long, 13—2 lin. broad, elliptic or elliptie- 
oblong, very obtuse, entire, not tates opaque dar brown, glabrous, 
7-9-nerved ; nerves more or less reticulate in the upper part ; lateral 
sepals 21-93 lin. long, falcate-lanceolate, brown, with a darker brown, ~ 
ciliated, wing-like keel, produced into an acute point at the apex ; 
aeoeeralla ‘yellow, with a tube about 3 lin. long, and broadly cuneate- 
'oval® “demticulate lobes, 23 lin. long, 2 lin. broad; arms of 
“teminodi: divided into tufts of fine hairs ; anthers oblong, 1 line 
long. Vis. in Svensk. Vet. Akad. Handl. xxiv. no, 14, 28. 
vg Recion: Natal; Flats between Umlazi River and Natal Bay, 
s, 141! and w ithout precise rst Sanderson, 455! (456 according to 
ies “Zaluland, Gerrard, 1524 
dark brown sheaths and terete leaves readily distinguish this from 
all the ace South African species 
3. X. Umbilonis (Nilss. in aeheeae — Akad. Handl. xxiv. 
- euneate-obovate, denticulate; arms of staminodia di vided i into tufts iy 
of fine hairs ; anthers oblong. i. 
