TIORIDIA. 67 



7. TiGRIDIA JllSS. 



Perianth-tnhe none ; segments of the two rows dissimilar, con- 

 nivent in a cup at the base, then spreading. Filaments united to 

 the top in a long cylindrical column ; anthers linear, erecto-patent. 

 Ovary clavate, 3-celled ; ovules many, superposed ; style long, fili- 

 form, its branches divided into two slightly flattened falcate forks, 

 sometimes furnished with a small tooth at the base. Capsule 

 clavate-oblong, shortly 8-valved at the apex. Seeds angled by 

 pressure. — liuotstock an ovoid corm with brown membranous tunics. 

 Leaves very plicate, linear or lanceolate. Stems terete, simple or 

 forked. Flowers fugitive. 



Flowers large, with the segments of the two rows 



very dissimilar . . . . . . Sp. 1-3. 



Flowers smaller, with the segments of the two 



rows much less dissimilar .... Sp. 4-8. 



1. T. Pavonia Ker in Konig & Sims Ann. i. 246. Ferrarla 

 Favonia Linn, fil. ; Andr. Bot. Rep. t. 178 ; Red. Lil. t. 6 ; Lodd. 

 Bot. Cab. t. 1424. F. Tigridia Ker in Bot. Mag. t. 532. Mora>,a 

 Tiyridia Thunb. Tirjridia yrandifiora Salisb. — Corm 1^ in. diam. 

 Leaves several, superposed, the lower above a foot long, about an 

 inch broad. Stem 1 -headed, flexuose, 1-|— 2 ft. long. Spathes 3-4 

 in. long ; outer valves green, membranous ; pedicels erect, not 

 protruded ; outer segments obovate, obtuse, 3 in. long, bright red, 

 the broad claw purple or bright yellow, copiously spotted with red ; 

 inner segments panduriform, 1^ in. long, with an ovate acute blade, 

 usually yellow spotted with red up to the tip. Staminal column as 

 long as the inner segments ; anthers | in. long. Style-branches 

 overtopping the anthers. 



Hab. Mexico and Guatemala, ascending to 6000 ft. on the Sierra Madre. 

 First noticed by Lobel in 1576. T. conchifiora Sweet Brit. Flow. Gard. t. 128, is 

 a form with the flowers bright yellow. An intermediate form noticed Ann. 

 Gand. iii. 190, is called var. Watkinsoni Paxt. or T. pavonio-conchiflora Morren. 

 The wild forms have smaller and more acute segments. A white-flowered 

 variety is figured in the Garden, Jan. 4, 1884. 



2. T. Pringlei S. Wats, in Garden and Forest 1888, 389, fig. 

 61 ; Baker in Bot. Mag. t. 7089. — Corm smaller than in T. Pavunia. 

 Stem slender, unbranched, 1-2 ft. long. Leaves 2-3, linear, 

 plicate, h in. broad. Spathe cylindrical, 3 in. long. Expanded 

 perianth 3 in. diam. ; outer segments with a large spreading ovate 

 scarlet limb an inch broad, and a broad claw spotted all over ; 

 inner segments with as large a claw and very small ovate acute 

 limb. Staminal column H in. long ; anthers h in. 



Hab. Mexico ; province of Chihuahua. Discovered in 1887 by Mr. C. G. 

 Pringle. First received at Kew in 1883 from Mr. A. Buchan Hepburn, from 

 6000 ft. on the Sierra Madre. 



3. T. DuGESii S. Wats. Contr. xii. 375.— Bulb edible, reddish 

 black. Leaves overtopping the 10 in. stem. Flowers golden 

 yellow, dotted near the base with red-purple ; outer segments 

 ovate-oblong, an inch long ; inner half as long, hastate-lanceolate. 



r 2 



