GEISSORHIZA. 153 



Perianth- tube as long or a little longer than 



the spathe Sp. 21-27. 



Perianth-tube much longer than the spathe . Sp. 28-80. 



1. G. BojERi Baker in Journ. Bot. 1876. 239. — Corm globose, 

 ^ in. diam ; outer tunics finely fibrous, reticulated upwards. Pro- 

 duced leaves 3-4, superposed, narrow linear, glabrous, rigid, reach- 

 ing 6-8 in. Stem simple, 1-2 ft. long. Flowers few, laxly spicate ; 

 outer spathe-valve oblong, J-^ in. long, green with a brown tip. 

 Perianth-tube shorter than the spathe ; segments oblong, pink, 

 ^ in. long. Anthers ^ in. long. Style as long as the stamens, 

 with short spreading branches above the anthers. Capsule cylin- 

 drical, an inch long. 



Hab. Mountains of Central Madagascar. First gathered by Hilsenberg 

 and Bojer in 1822. Ditfers from all the Cape species by its cylindrical capsules. 



2. G. HUMiLis Ker in Konig et Sims, Ann. i. 223. (r. setacea 

 Ker in Bot. Mag. t. 1255, excl. syn. G. Brphmii Eckl. Ixia 

 hwnilis Thunb. — Corm globose, ^-^ in. diam. ; tunics brown, crus- 

 taceous. Leaves 3, linear-subulate, firm, glabrous, the lower 4-6 

 in. long, the upper sheathing the base of the stem. Flowers few, 

 forming a lax spike with a flexuose axis ; outer spathe-valve 

 oblong, green to the tip, ^-^ in. long. Perianth with a straight 

 tube ^ in. long and oblong bright yellow segments ^-^ in. long. 

 Anthers ^ in. long. Style reaching to the top of the anthers, with 

 spreading branches | in, long. 



Var. GRANDiFLORA Baker. — More robust, with broader leaves and 

 larger plain yellow flowers, 



Var, BicoLOR Baker. — Outer perianth-segments broadly striped 

 with red down the back. 



Var, G, JUNCEA Link. — Basal leaves long and slender, terete. 

 Stem longer, with 2 sheathing leaves. Flower plain yellow. 



Hab, Cape Colony ; south-western provinces. 



3. G. ORNiTHOGALOiDEs Klatt in Linuinea, xxxiv. 656. G. mmii- 

 leoides Ecklon, — Corm globose, J-|- in, diam. ; tunics brown, crus- 

 taceous, bristly at the top. Basal leaves 2-3, subsetaceous or 

 narrow linear, glabrous, not rigid, 2-4 in. long. Stems simple or 

 forked, very slender, with a single short sheathing leaf; flowers 

 sohtary; outer spathe-valve oblong, green, ^ in, long. Perianth 

 pale yellow (turning bluish when dried) with a straight tube ^ in. 

 long and oblong segments ^-^ in. long. Anthers reaching to the 

 tip of the perianth. Style- branches very short. 



Hab, Cape Colony ; Caledon, ZeijUer 3966 ! 



4. G. FLAVA Klatt, Erganz. 58. — Corm globose, tunics sqnamose, 

 lacerated from the base. Leaves erect, narrow linear, 1 -nerved, 

 those of the stem with a ventricose sheath. Stem erect, hairy, 

 flexuose, branched, 3-4 in. long; branches 1-2-flowercd ; outer 

 spathe-valve oblong, green, J in. long. Perianth yellow, with a 

 cylindrical tube ^ in. long and obovate segments ^ in, long. Style 

 overtopping the anthers. 



Hab. Cape Colony ; Brcuicl (Herb. Lubeck). 



