152 HANDBOOK OF IRIDE^. 



linear, erect, glaliroiis, ^ ft. long. Stem slender, 11 ft. long. 

 Flowers 5-6 in a lax seciind spike ; spathe-valves obloug-lanceolate, 

 ^ in. long. Perianth tube cylindrical, curved, as long as the spathe; 

 segments oblong, whitish, ^ in. long. Stamens nearly reaching to 

 the top of the segments. 



Hab. Cape Colony ; East Griqualand, Tyson 1580 ! Near H. angusta. 



25. H. ANGUSTA Ker in Konig et Sims, Ann. i. 225. II. riniivca 

 Ker. H. radiata, var. aiHfusta Ker. I.iiit (Oiiiusta Willd. /. linearis 

 Jacq. Ic. t. 279, nou Tliunb. — Corm small, ovoid ; tunics crus- 

 taceous, brown. Leaves 3-4, linear, glabrous, grass-like, the lower 

 4-6 in. long, the upper reduced and sheathing. Steins simple or 

 forked, ^-1 ft. long. Flowers few, in a lax distichous spike with a 

 flexuose rachis; outer spathe- valve green, oblong, ^-^ in. long. 

 Perianth with a curved tube ^ in. long and oblong white reflexiug 

 segments ^ in. long. Anthers and style-branches J in. long. 



Hab. Cape Colony; southern provinces and Namaqualand. H. bidbifera 

 Baker in Journ. IJot. 1876, 182, from the cataracts of the Boschberg, which has 

 bulbillae in the axils of the long flaccid leaves, is likely to be a variety of this 

 species. 



26. H. RADIATA Ker in Kouig et Sims, Ann. i. 224. Ixia radiata 

 Jacq. Ic. t. 280 ; Ker in Bot. Mag. t. 573 ; Red. Lil. t. 441. I.^fis- 

 tul.osa Andr. Bot. Rep, t. 59. (jrUuliolns rccarvus Thunb. ixia 

 recurva Vahl. — Corm globose, ^ in. diam. ; tunics thick, rigid, 

 brown-black, lacerated from the base. Leaves 5-6, the lower 

 narrow linear, glabrous, 4-6 in. long, the upper reduced and 

 sheathing. Stem slender, simple, 1-li- ft. long. Flowers few or 

 many, in a lax secund spike ; outer spathe-valve oblong-lanceolate, 

 green, \-\ in. long. Periantli wath a much-curved tube ^ in. long 

 and oblong-lanceolate segments \ in. long, the inner white, the 

 outer claret-red. Anthers and style-branches \ in. long. 



Var. CARiciNA Ker in Bot. Mag. t. 790. H. airicina Klatt. H. 

 setacea Eckl. — Basal leaves subterete. Flowers smaller. 



Hab. Cape Colony; principally in the south-western provinces, but 

 extending northward to Natal, Wood 4050 ! 



41. Geissorhiza Ker. 



Pc;7a«^/(-tube short, cylindrical ; segments oblong, subequal, 

 spreading. Stavieiis inserted at the throat of the perianth-tube ; 

 filaments short, free, filiform ; antheis linear, basifixed. Ucari/ 

 3-celled ; ovules many, superposed ; style subulate, longer than the 

 perianth-tube ; branches spreading, subulate, shorter than in Hes- 

 pcrant/tu. Capsule obovate or oblong, rarely cylindrical, loculi- 

 cidally 3-valved. Seeds small, globose or angled by pressure. — 

 Eootstock, leaves and habit of Hesperantha, from which it differs 

 mainly by its longer style, with shorter branches. 



Perianth-tube shorter than the spathe. 



Flowers small ...... Sp. 1-11. 



Flowers larger Sp. 12-20. 



