48 TRIANDRIA— MONOGYNIA. Iris. 



1 . T. Bulhocodium, Channel-leaved Trichonema. 



Leaves linear, channelled, recurved, longer than the flower- 

 stalks. 



T. Bulbocodium. Ait. Hart. Kew. ed. 2.v.\. 82. 



Ixia Bulbocodium. Linyi. Sp. PI. 51. Willd. v. 1, 196. Vahl Enum. 



V. 2. 50. Comp. 8. Etigl. Bot. v. 36. t. 2549. Fl. Gnec. v. 1 . 26. 



t. 36. Jacq. Ic. Rar. t.27\. Curt. Mag. t. 265. Redout. Li- 



liac. t.S8. 

 Sisyrinchium Theophrasti. Column. Ecphr. 328. t. 327. 

 Crocus vernus. Ger. Em. 153./. 1, 2. 



On grassy hillocks in Guernsey. Mr. Gosselin. 



Perennial. March, April. 



Bulb ovate, with torn membranous coats, eatable. Leaves several, 

 spreading, 3 or 4 inches long. FL blue or purplish, ribbed, 

 varying to white or yellow, on simple or branched, sometimes 

 leafy, curved stalks. 



21. IRIS. Iris, or Flower-de-luce. 



Linn.Gen.27. Juss.57. Fl.Br.4\. Tourn. t. 186— 188. Lam. 

 t.33. Gartn.t. 13. 



Nat. Ord. see n. 19. 



Cal. an inferior sheath, of 2 leafy valves. Co?', superior ; 3 

 outer segments largest, rounded, reflexed, opposite to, 

 and applied underneath, the stigmas; sometimes hairy- 

 above ; inner erect, narrow : all united by a firm thick 

 base. Filam. awl-shaped, lying on the larger segments. 

 Anth, oblong, depressed. Germ, oblong, with 3 furrows. 

 Style short, thread-shaped. Stigm. 3, equal, dilated, and 

 of the texture of petals, two-lipped ; upper lip cloven, 

 erect; lower minute; with a cleft between them to re- 

 ceive the pollen. Caps, angular, of 3 cells and 3 valves. 

 Seeds numerous, 2-ranked, globular, or angular from 

 pressure. 



Perennial smooth herbs, with a tuberous, sometimes bul- 

 bous, 7'oot, Stem leafy below, erect, round. Leaves 

 sheathing, mostly sword-shaped. Fl. several, large, pur- 

 ple, blueish, or yellow. 



1 . I. Pseud-acorus. Yellow Water Iris. 



Corolla beardless ; inner segments smaller than the stigmas. 

 Leaves sword-shaped. Seeds angular. 



I. Pseud-acorus. Linn. Sp. PI. 56. Willd. v. 1. 232. Vahl Enum. 

 V.2. 138. Fl.Br.4\. Engl. Bot. i\9. t. 578. Curt.Lond.fasc.3. 



