196 HANDBOOK OF IRIDE^.. 



Hab. Transvaal ; Houtboschberg, near the tropic, Nelson 440 I 



28. T. FLAVA Ker in Konig & Sims, Aun. i. 228 ; Bot. Reg. t. 

 747 ; Gladiolus flavus Ait. Montbretia flava Klatt. Ixia jiahellu- 

 laris Vahl. — Corm small, globose ; tunics of matted fibres. Basal 

 leaves 4-6, linear, spreading, moderately firm, 3-4 in. long. Stem 

 slender, simple or branched, |-1 ft. long. Flowers 3-6 in a lax 

 spike; spatlie-valves oblong, ^-h in. long, green with a scariose 

 edge. Perianth bright yellow ; tube f-1 in. long, broadly funnel- 

 shaped in the upper half; segments oblong, \ in. long; the three 

 lower with a small callus at the throat. Stamens reaching half- 

 way up the limb. 



Hab. Cai^e Colony ; south-western provinces. 



29. T. sEcuRiGERA Ker in Konig & Sims, Ann. i. 228. Gladi- 

 olus s€curi(ier Ait. ; Bot. Mag. t. 383. Montbretia securigera DC. in 

 Red. Lil. t. 53. Ixia f/ladiohtris Lam. — Corm small, globose; 

 tunics of fine matted fibres. Leaves 6-8 in a rosette, linear, 

 moderately firm, 3-6 in. long. Stem slender, terete, i-1 ft. long, 

 simple or branched. Flowers 4-8 in a lax spike ; spathe-valves 

 oblong, i-i in. long, green with a brown edge. Perianth bright 

 red; tube f-1 in. long, broadly funnel-shaped in the upper half; 

 segments oblong, ^ in. long ; the three lower with an oblong callus 

 on the claw. Stamens reaching halfway up the limb. 



Hab. Cape Colony ; southern ijrovinces. A plant collected in the 

 interior by Burchell and Tyson, which ascends to 4000 ft. at Murray sburg, may 

 be distinct. 



Subgenus V. Stenobasis. 



30. T. UNGuicuLATA Baker. — Corm small, globose ; tunics of fine 

 matted fibres. Leaves linear, moderately firm, f ft. long. Stems 

 slender, simple or branched, 1-1^ ft. long ; spikes few-flowered, 

 very lax ; flowers erect ; spathe-valves oblong, ^— J in. long. Peri- 

 anth pale lilac ; tube subcylindrical, twice as long as the spathe ; 

 segments oblanceolate-unguiculate, unequal, f-1 in. long. Stamens 

 as long as the segments. 



Hab. Cape Colony ; south-western district. Gathered by Langley Hitching 

 in 1880. 



31. T. BONGENsis Pax. — Corm globose, 1 in. diam. ; tunics of 

 matted parallel fibres. Produced leaves 2, suprabasal, linear, 

 strongly ribbed, ^-1 ft. long. Stem short, bearhig 2-3 linear much 

 reduced leaves. Spike simple, lax, 6-9 in. long ; spathe-valves 

 oblong, ^ in. long, brown in the upper half. Perianth red-violet ; 

 tube cylindrical, J in. long ; segments oblong, all distinctly un- 

 guiculate; the upper ^ in. long, standing forward; the others shorter, 

 spreading. Stamens nearly as long as the upper segment. 



Hab. Central Africa ; Bongoland, SchweiJifurtJi 4:015 ! Perianth of Lapey- 

 rousia, but style-branches simple. 



54. Spakaxis Ker. 



Penanth with a short straight cylindrical tube, funnel-shaped at 

 the top ; segments oblong, subequal. Stamois unilateral, inserted 



