370 cxxxvi. iRiDEM (baker). [Gkidioliis. 



31. G. brachyandms, Baker in Bot. Mag. t. 6463. Corm very 

 large, depresso-globose, with areolate brown tunics. Produced leaves 

 basal, rigid, strongly veined, glabrous, with short ensiform free tips, 

 2-3 in. long, |^-J in. broad. Stem slender, terete, 1 ft. long, bearing 

 1-2 reduced leaves. Spike lax, equilateral, 6-8 in. long ; spathe-valves 

 lanceolate, membranous, 1-1 J in. long; flowers suberect. Perianth 

 reddish-white, 2 in. long; tube short, broadly funnel-shaped, nearly 

 straight ; segments oblong, acute, subequal, twice as long as the tube, 

 the' upper not at all cucullate. Stamens half as long as the perianth- 

 limb ; anthers linear. — Handb. Irid. 214. 



Mozamb. Bist. British Central Africa : Nyasaland ; Shire HighlaTids, 

 Buchanan ! 



Flowered at the Edinburgh Botanic Garden in 1879. No specimen at Kew. 



32. G. benguellensis, Baker in Trans. Linn. Soc.ser. 2, Bot. i. 268. 

 Corm small, globose, on a long rhizome ; tunics brown -black, membranous. 

 Produced leaves sub-basal, ensiform, rigid, glabrous, 6-9 in. long, 6-8 

 lin. broad, with thickened stramineous ribs and edges. Stem 1 ft. or 

 more long, bearing 1-2 reduced leaves. Spike lax, secund, 6-8-flowered, 

 6-8 in. long ; outer spathe-valves green, lanceolate, acuminate, 1-1 J in. 

 long in the lower flowers. Perianth bright red, spotted with orange- 

 purple at the throat, 1^-2 in. long ; tube curved, 8-9 lin. long ; limb 

 horizontal, rather longer than the tube; upper segments ovate, acute, 

 not cucullate, \ in, broad ; 3 lower lanceolate-spathulate, deflexed. 

 Stamens rather shorter than the limb. Capsule oblong. — Handb. Irid. 

 221 ; Engl. Hochgebirgsfl. Trop. Afr. 177. 



Kower Guinea. A.ngola : Huilla ; temperate region, in dry pastures among 

 bushes near Lopollo, 3800-5500 ft., Welwitsck, 1540 ! 



33. G. decoratas. Baker in Journ. Bot. 1876, 333. Corm globose, 

 1 in. diam. ; tunics reticulated in the upper half. Produced basal 

 leaves 4-5, ensiform, glabrous, moderately firm, the longest lJ-2 ft. 

 long, J- J in broad. Stem 2 ft. long, moderately stout, terete, bearing 

 2-3 reduced leaves. Spike lax, secund, simple, reaching 1 ft. in 

 length ; spathe-valves lanceolate, green, the lower outer 1 J-2 in. long. 

 Perianth bright red, 3 in. long; tube curved, cylindrical, dilated at the 

 apex, half as long as the limb ; upper segments oblong, obtuse, not 

 cucullate, J in. broad ; 3 lower as long, but miich narrower and 

 distinctly unguiculate, marked on the disc with a large spathulate 

 bright yellow spot. Stamens J in. shorter than the upper segments ; 

 anthers large, linear. Capsule clavate-oblong, IJ in. long. — Handb. 

 Irid. 222; N. E. Brpwn in Card. Chron. 1890, viii. 210. 



Mozamb. Slst. Portuguese East Africa : Morambala Mountain, from the foot 

 up to 2000 ft., Kirk ! Shire Valley, Waller ! 

 Introduced into cultivation in 1887. 



34. G. sulphureus. Baker in Trains. Linn. Soc. ser. 2, Bot. ii. 350. 

 Corm globose, 1 in. diam. Stem 1 ft. long, stout, bearing 3-4 sheath- 

 ing leaves with short free erect rigid lanceolate tips not more than 2-3 



