166 HANDBOOK OF IRIDE^. 



^-^ in. long. Perianth with a funnel-shaped tube ^ in. long, 

 and concolorous oblong lilac segments h in. long. Anthers linear, 

 ^ in, long, equalling the free filaments. Style-branches not 

 reaching the top of the anthers. 



Hab. Cape Colony ; south-western provinces. 



Subgenus IV. Hyalis. 



21. I. CooPERi Baker. MorphLria Cooperi Baker in Journ. Bot. 

 1876, 237. Tritonia Cuoperi Klatt. — Corm small, globose. Leaves 

 firm, terete, the lower a foot or more long. Stems simple, slender, 

 terete, a foot or more long. Flowers several, in a lax secund 

 spike ; spathe-valves oblong, pale green, tricuspidate, ^ in. long, 

 brown at the tip. Perianth whitish, with a cylindrical tube 2 in. 

 long, slightly dilated in the upper third, and oblanceolate obtuse 

 spreading segments ^ in. long. Anthers linear, ^ in. long. Style- 

 branches ^ in. long. 



Hab. Cape Colony ; province of Worcester, Cooper 1628 ! 1683 I 



22. I. Zeyheri Baker. — Corm small, globose ; tunics of parallel 

 fibres. Leaves firm, slender, terete, erect, about as long as the stem. 

 Stem simple, slender, terete, l-H ft. long. Flowers 4-6 in a lax 

 spike ; spathe-valves ^ in. long, brown at the tip. Perianth with 

 a cylindrical tube, ^ in. long, slightly dilated in the upper third, 

 and oblong bright purple segments | in. long. Stamens half as 

 long as the segments. 



Hab. Cape Colony ; south-western district, Zeylier 1019 1 



28. I. PANicuLATA Dclaroclie, Diss. 26, t. 1. I. lonffifiora Berg. ; 

 Bot. Mag. t. 256 ; Pied. Lil. t. 34. Gladiolus lomiiflonis Thunb. 

 Tritonia lim(jijiura Ker Bot. Mag. t. 1502. Hyalis lowjifiora Salisb. 

 j\[orphiaia panicidata Baker.— Corm globose, ^-^ in. diam. ; tunics 

 brown, membranous. Basal leaves 2-3, linear, glabrous, mode- 

 rately firm, ^-1^ ft. long. Stem slender, terete, often branched. 

 1-3 ft. long. Flowers many, in lax erect spikes ; outer spathe- 

 valve oblong, tricuspidate, pale green, J-J in. long. Perianth 

 with a straight cylindrical tube, 2^-d in. long, slightly dilated in 

 the upper third, and oblanceolate-oblong spreading cream-white 

 segments, J-1 in. long, often tinged with red, with a concolorous 

 or blackish base. Anthers exserted wholly or partially from the 

 perianth-tube, ^ in. long. Style-branches short, falcate. 



Var. I. TENUiFLORA Valil. Enum. ii. 66. Tritonia tenuiflora 

 Ker. Gladiolus lonyijioriis Jacq. Ic. t. 263. — Perianth-tube li-2 in. 

 long ; segments shorter, concolorous at the throat. 



Var. RocHENsis Baker. Tritonia rochensis Ker in Bot. Mag. 

 t. 1503. — Perianth-tube much shorter in the type, more dilated at 

 the throat. 



Hab. Ca^ie Colony ; south-western provinces. 



24. I. NERVOSA Baker. Morphixia nervosa Baker in Journ. Bot. 

 1876, 237. — Corm small, globose. Basal leaves 4-5, rigid, linear, 

 glabrous, 1-H ft. long, strongly ribbed. Stem simple, terete, 

 2-3 ft. long, with several superposed reduced leaves. Flowers in a 



