X yris. | CXLI, XYRIDEZ (BROWN). 
oblong or oblong-lanceo- 
late, obtuse . - ; 
Keel of the lanceolate acute 
lateral sepals obtuse or 
rounded, not at all winged ; 
leaves sometimes minutely 
rugulose in the dried state. 
Bracts subcoriaceous, dull 
smoky brown, the inner 
convolute scarcely keeled 
at the apex. . 
Bracts rather thin, straw- 
coloured or light brown, 
the inner very distinctly 
keeled and complicate- 
acute at the apex . 
+tKeel} of the lateral sepals very minutely 
ciliate or scabrid, not absolutely entire. 
Peduncles 18-24 in. long, 3-2 lin. thick ; 
spike 2-23 lin. thick, brown ; bracts 
coriaceous, the inner with a stout dark 
green keel. . - ‘ 
Peduncles under 16 in, long, very slender, 
3-42 lin. thick. 
Outer bracts with a distinct linear 
greyish dorsal area; keel of the 
sepals minutely scabrid on thie 
apical part only . : . 
Bracts all without a dorsal area. 
Keel of the lateral sepals minutely 
scabrid to or at the apex only. 
Leaves forming a bulbous base to 
the plant ; peduncle subquad- 
rangular; keel of the lateral se- 
pals crimson in the apical part 
Leaves distichous, not forming a 
bulbous base ; peduncle terete; 
keel of the lateral me 
golden-brown . ° 
Keel of the lateral sepals. very 
minutely ciliate or scabrid to 
3 or 2 the way up, chiefly in 
the middle part, entire in the 
apical part. 
Leaves filiform; lateral sepals 12 
lin. long, 4 lin. broad, sig- 
moid-lanceolate; corolla white 
Leaves linear. 
Peduncles_ with longitudinal 
minutely scabrid ridges; 
spike 23-43 lin. thick, 
several - flowered, light 
brown or dirty ochreous 
Peduncles withoutscabrid ridges; 
spikes small, few-flowered. 
18. X. fugaciflora, 
21. X. multicaulis. 
. 19. X. straminea. 
27. X. Barteri. 
. 24, X, filiformis. 
23. X. erubescens. 
20. X, pumila, 
8. X. nivea. 
9. X. Welwitschit. 
