ifiis. 9 



copiously veined ; falls with an orbicular blade ^ in. broad, much 

 shorter than the broad haft ; standards oblauceolate-unguiculate, 

 erect, nearly as long, i in. broad. Style-branches above an inch 

 long ; crests small, deltoid. Capsule small, round-oblong, suddenly 

 rostrate. 



Hab. Throughout Europe from France to Greece and the Caucasus. I. 

 sylcesiris Balbis (I layoniiensis Darracq) is a robust variety with leaves .', — ^ in. 

 broad. I. lamprophylla Lange in Bot. Tids. xiii. 17, t. 1, differs by its broader 

 leaves, more scariose spathe-valves, and larger flowers. 



24. I. PsEUDo-cYPERus Schur, Transyl. 657. — Allied to /. (jra- 

 viinea, but more robust, with larger flowers, which are dull violet 

 passing into yellow. Stem 2 ft. long, 1-3-headed. Leaves rigid, 

 linear-ensiform, glaucous, much overtopping the stem. 



Hab. Transylvania, Wolff'. 



25. I. siBiRicA Linn. Sp. Plant. 57; Jacq. Fl. Austr. t. 50; 

 Red. Lil. t. 420; Reich. Ic. Fl. Germ. t. 841. /. pratensls Lam. ; 

 Red. Lil. t. 239. I. acuta Willd. ; Reich. Ic. Germ. t. 343. /. 

 wantiina Miller; Reich. Ic. Germ. t. 342. I. stricta Moench. 

 Xiphion sibiriciuii Pari. Xyridiun sibiricuin Klatt. — Rhizome mode- 

 rately stout, short-creeping ; tufts crowded ; sheaths splitting into 

 fine fibres. Leaves linear, green, not rigid, finely ribbed, 1-2 ft. 

 long, i-^ in. broad. Stems slender, terete, fistulose, overtopping 

 the leaves, simple or forked. Spathes 2-3-flowered ; valves lanceo- 

 late, brown, scariose, 1-1^ in. long; pedicels long. Perianth-tube 

 almost obsolete; limb 1^-2 in. long, bright lilac-blue; falls copiously 

 veined, with an orbicular blade ^ in. broad, narrowed gradually to 

 a slender claw ; standards rather shorter, erect, oblong-uuguiculate, 

 ^-^ in. broad. Style-branches f-1 in. long ; crests small, deltoid. 

 Capsule oblong-trigonous, 1-1-^ in. long, not rostrate. 



Var. I. FLExuosA Murray ; Ker in Bot. Mag. t. 1163 ; Red. Lil. 

 t. 420. — Flowers white, with crisped segments. 



Var. I. oRiENTALis Thunb. in Trans. Linn. Soc. ii. 328, non 

 Miller. I. samjuinea Doun. /. luBmatophylla Fisch. in Sweet Brit. 

 Flow. Gard. t. 118. 1. nertddnskia Lodd. Bot. Cab. t. 1843.— 

 Young leaves tiuged with red. Flowers larger, more fiigitive ; 

 blade of the falls orbicular, 1-1^ in. broad. 



Var. I. TRiGONocARPA Brauu, Koch & Bouche, — Dwarfer and 

 more laxly tufted than the type. Leaves narrower. Flowers and 

 capsule smaller. 



Hab. The type spread through Central and Southern Europe, reaching into 

 Eastern Siberia. Var. orieiitalis, Eastern Siberia and Japan ; jle.vuosa is an old 

 garden form, noticed by Lobel and Parkinson. Var. trigonocurpa, which is also 

 Japanese, resembles graminea in habit and foliage. 



26. I. MissouRiENSis Nutt. in Journ. Acad. Philad. vii. 58. 1. 

 Tohmeana Herb. — Rootstock stout, short-creeping ; sheath-leaves 

 brown, rigid, not sphtting into fibres. Leaves hnear, firm, pale 

 green, finely ribbed, 1-1^ ft. long at the fiowering time, A-^ in. 

 broad. Stem 1-lieaded, 1-2 ft. loug, bearing only a single large 

 linear leaf low down. Spathe 2-4-fiowered ; pedicels long ; outer 

 valves lanceolate, moderately firm, 2-3 in. loug. Perianth-tube 

 very short ; limb 1^-2 in. loug, hlac ; falls obovate-cuneate, -^—1 in. 



