64 IRIDEX (Baker). f Hesperantha. 
lanceolate, bright yellow, 2 in. long, twice as long as their filaments ; 
style-branches as long as the anthers. 
Eastern Region: Natal; stony places on the Peak of Byrne, 3500 ft., 
Wood, 1868! 
Intermediate between H. pulchra and H. longituba. 
22. H. longituba (Baker in Journ. Linn. Soc. xvi. 96); corm 
ovoid, } in, diam., with black erustaceous tunics, ending in small 
cusps; leaves generally 3, linear, not rigid in texture, glabrous, 6-9 
in. long, }-1 in, broad, the upper erect, sheathing the lower part of 
the stem; stems slender, terete, simple, 3-2 ft. long; flowers few, 
arranged in a very lax equilateral spike; outer spathe-valve green to 
the tip, oblong-lanceolate, obtuse, 3-1 in. long; perianth with a 
cylindrical tube 1-1} in. long, and a spreading limb ~-} in. long, 
_ with oblong segments }-} in. broad, the three inner usually white 
the outer tinged with claret-red ; anthers lanceolate, } in. long; style- 
branches 3 in. long. Handb. Irid. 151; Klatt, Erganz. 60. 
Geissorhiza longituba, Klatt in Linnea, xxxv. 383, 
CentraL Reeion: near Fraserburg, Burchell, 1430! near Murraysburg, 
4700 ft., Tyson, 303! Cave Mountain, near Graaff Reinet, Bolus, 686! Somerset 
Div,; Bowker! rocky places near Boschberg, MacOwaa, 61 partly! 
Eastern Racion: Kaffraria, Cooper, 1810! Katberg, Baur! between 
- Umzimvubu R, and Umtsikaba R., Drége, 4540! 
Hi. acuta, Ker, Gen. Trid. 91 (Ixia acuta, Lichten, in Roem. et Schult. Syst. 
Veg. i. 383) from the Roggeveld, differs, according to the description, by its 
secund spike and acute perianth-segments,. 
23. H. radiata (Ker in Konig and Sims’ Ann. i. 225); corm 
globose, 4 in. diam., with thick, rigid, brown-black tunics, lacerated 
from the base; leaves 5-6, the lower, narrow linear, glabrous, 4-6 
in. long, the upper with long sheaths and small free points ; stem 
slender, simple, 1-1} ft. long ; flowers few or many in a long, secund 
spike; outer spathe-valve green, oblong-lanceolate, }-} in. long; 
perianth with a much-curved tube } in. long, and a limb 3-3 in. long, 
with oblong-lanceolate segments, the inner usually white and the outer 
claret-red ; anthers lanceolate, } in. long, with very short filaments ; 
style-branches 4 in. long. Ker in Bot. Mag. sub 790 and 1254; 
Gen, Irid. 89 ; Ait. Hort. Kew. edit.2, 1.84; Klatt.in Linnea, xxxiv. 
649 ; Baker in Journ. Linn. Soc. xvi. 96; Handb. Irid. 152. Ixia 
radiata, Jacq. Ic. t. 280 ; Ker in Bot. Mag.t.573; Red. Lil. t. 441. 
I. fistulosa, Andr. Bot. Rep. t. 69. Gladiolus recurvus, Thunb. Diss. 
No. 9. J2ia recurva, Vahl Hnum. ii. 58. 
Vag. 8, caricina (Ker in Bot. Mag..sub t. 573); lower leaves subterete ; 
flowers smaller. Ker in Bot. Mag. t. 790. H. caricina, Klatt, Ergdns. 61. 
be Ecos Top. Verz. 23, : 
‘OAST ion: Tulbagh, Burchell, 1087! near George, Burchell, 6086! 
Stellenbosch, Sanderson, 9661 Fish River, ain ! Var. B, Vicinity of Cape 
‘own, ge! v3. ! wellendam Diy, her! Grah 
MacOwan! Galpin, 283! Baie snag 
