340 CXXXVI. IRIDEZ (BAKER). [ Morea. 
4 in. broad at the middle. Stem simple, about 1 foot long, with 1~2 
rudimentary sheathing leaves. Spathe cylindrical, 3—4 in. long ; outer 
valve a little shorter than the inner. Perianth lilac-purple, 14-2 in, 
long; outer segments obovate-unguiculate, ł—1 in. broad, spreading 
from the middle; inner erect, about } in. broad, Style-branches half 
as long as the perianth; crests long, lanceolate. Capsule cylindrical, 
above 1 inch long.—Baker, Handb. Irid. 51. 
Lower Guinea. Angola: Huilla; Humpata, Johnston! Cunene River, 
Johnston ! Lower Congo: Katanga, Cornet / 
Mozamb. Dist. German East Africa: Livingstone Range, Johnson! Higher 
Plateau, North of Lake Nyasa, Thomson ! between Lake Nyasa and Lake Tanganyika, 
6000-8000 ft., Thomson! Portuguese East Africa : Makua; Namuli Hills, Last! - 
British Central Africa: Nyasaland; Shibisa (Chikwawa) to Tshinmuze, 2000- 
4000 ft., Kirk ! Mount Zomba, Buchanan, 143! Manganja Hills, 3000 ft., Meller ! 
near Mount Sochi, 3000 ft., Kirk ! Mount Mlanje, McClounie, 13! 
6. M. macrantha, Baker. Corm stout. Radical leaves 5-6 to a 
stem, ensiform, not rigid nor strongly veined, 14-2 ft. long, 2-1 in. 
broad. Stem terete, erect, 2 ft. long, bearing 5-6 sheath-leaves and a 
single terminal cluster of flowers. Spathe cylindrical, 3-4 in. long ; 
valve firm, pale green, the inner much longer than the outer. Ovary 
clavate, ł in. long. Perianth bright lilac, 24 in. long; outer segments 
obovate-unguiculate, 1 in. broad, reflexing from half-way ; inner oblong- 
unguiculate, erect, ł in. broad. Style crests large, deltoid. 
Mozamb. Dist. British Central Africa: Nyasaland, Whyte! 
_ 7. M. angusta, Ker in Bot. Mag. t. 1276. Corm globose, 1 in. 
diam. ; tunics of many thick wiry strands, often produced as bristles 
above its neck. Produced leaf 1, springing from a little above the base 
of the stem, subterete, 14-2 ft. long, deeply channelled down the face. 
Stem simple, 1-1} ft. long, with 1-2 rudimentary sheathing leaves. 
Spathe cylindrical, 3 in.long; outer valve acute, much shorter than the 
inner. Perianth pale yellow, 14 in. long; outer segments obovate, 
unguiculate, above 4 in. broad, reflexing from half-way down ; inner 
erect, not much narrower. Style-branches half as long as the perianth ; 
crests large, lanceolate. Ovary cylindrical, 4 in. long.—Baker in Journ. 
Linn. Soc. xvi. 180; Handb. Irid. 50. Íris angusta, Thunb. Diss. 
Trid. 19. 
Mozamb. Dist. British Central Africa: Urungu ; Tanganyika Plateau at 
Fwambo, type and a variety with lilac flowers, Carson ! Nyasaland ; Fort Hill, Whyte! 
Also in South Africa, 
8. M. ventricosa, Baker in Kew Bulletin, 1895, 73. Corm not 
seen, Produced leaf 1, arising from the stem a little above the base, 
linear, thick, rigid, 2 ft. long, } in. broad. Stem 1 ft. long, simple, 
with several sheathing rudimentary leaves. Spathe ventricose, 3}—4 in. 
long; outer valve cuspidate, much shorter than the other. Perianth 
pale yellow, 2 in, long; outer segments obovate, with a long claw, $ in. 
