Aristea. | CXXXVI. IRIDEÆ (BAKER). 347 
large, oblong, not lacerated. Perianth-segments narrowly oblong, 
4-} in. long. Capsule oblong, obtusely angled, subsessile. 
Mozamb. Dist. British Central Africa: Nyasaland; Mount Zomba, 4000- 
6000 ft., Whyte! 
3. A. angolensis, Baker in Trans. Linn. Soc. ser. 2, Bot. i, 270. 
Basal leaves many in a rosette, linear, not very rigid, flat, 6-9 in. long, 
4-}:in. broad. Peduncle 2 ft. long, compressed, not winged, bearing 
several reduced leaves. Inflorescence 4-1 ft. long; upper clusters 
sessile, lower 1-2 on short ascending peduncles. Spathes oblong, } in. 
long; outer valves oblong, obtuse, firm in the lower bract, membranous 
at the tip. Perianth 4 in. long. Capsule oblong, obtusely angled, 
sessile, } in. long—Handb. Irid. 141; Engl. Hochgebirgsfl. Trop. 
Afr. 174. 
Lower Guinea. Angola: Huilla; in meadows on the banks of the Lopollo 
Brook, 4000-5000 ft., Welwitsch, 1550! 
4. A. nandiensis, Baker. Leaves linear, rigid, erect, 1 foot or 
more long, } in. broad. Stem erect, 2 ft. long, narrowly winged, bearing 
1-2 reduced leaves. Clusters of flowers about 4; peduncle ascending, 
3-1} in. long ; bracts with broad scariose edges, not lacerated. Perianth- 
segments } in. long, twisting spirally. Capsule oblong, obtusely angled, 
as long as the perianth. 
Nile Land. Pritish East Africa: Kavirondo; Nandi Range, 7000-8000 ft., 
Scott-Elliot, 6935 ! 
5. A. nyikensis, Baker. Stem 1 foot long, flattened and narrowly 
winged upwards, bearing about 5 distant flat linear glabrous ascending 
leaves, the lowest 8-9 in. long, 1-4 in. broad. Inflorescence a small 
thyrsoid panicle with a flattened narrowly-winged peduncle ; branches 
erecto-patent ; lower 1 in. long; upper 3 clusters sessile. Flowers not 
seen. Capsule oblong, obtusely angled, torulose, 2 in. long; pedicel 
nearly as long as the capsule. 
Mozamb. Dist. British Central Africa: Nyasaland; Nyika Plateau, 6000- 
7000 ft., Whyte, 230! between Mpata and the commencement of the Tanganyika 
Plateau, 2000-3000 ft., Whyte ! 
6. A. alata, Baker in Journ. Linn. Soc. xxi. 405, Leaves many 
in a basal rosette, linear, rigid, 4—1 ft. long, 4—4 in. broad. Peduncle 
flat and broadly winged throughout, longer than the leaves, usually 
leafless, rarely bearing 1-2 reduced leaves. Clusters 1-2, the side one 
smaller than the terminal, nearly sessile or distinctly peduncled. Spathe 
}~2 in. long; outer valves firm in the centre, with a membranous edge 
and tip. Perianth 3-3 in. long. Capsule oblong, obtusely angled, 
distinctly stipitate, LA in. long —Handb. Irid. 140. A. abyssinica, 
Pax in Engl. Hochgebirgsfl. Trop. Afr. 173. A. tayloriana, Rendle in 
Trans. Linn. Soc. ser. 2, Bot. iv. 48. 
Wile Land. Abyssinia, Schimper, 279! British East Africa: Lykipia, 6000- 
8000 ft., Thomson ! 
Mozamb. Dist. German East Africa: Usambara; Kwa Mshuza (Handei), 
Hoist, 9140! Kilimanjaro, 7000-10,000 ft., Johnston, 14! Volkens, 779! Taylor! 
