IRIS. 28 



pedicel | in. long. Perianth-tube under an inch long ; limb lilac, 

 an inch long ; falls with an obovate blade shorter than the haft, 

 the crest of which is yellow ; standards as broad as the falls. 

 Capsule oblong, ^ in. long. 



Hab. Gravelly shores of Lakes Huron and Michigan, both on the States 

 and Canadian sides. Very near I. crisiata. 



71. I. CRISTATA Ait. Hort. Kew, i. 71 ; Smith Spic. t. 13 ; Bot. 

 Mag. t. 412 ; Red. Lil. t. 76. /. odorata Pers. Neubeckia cristata 

 Alefeld. — Rhizome slender, wide-creeping, sending out long stolons. 

 Leaves thin, ensiform, finally 6-8 in. long, ^-f in. broad at the 

 middle, narrowed to both ends. Stem very short, 1-headed, with 

 2-3 membranous, lanceolate bract-leaves. Spathes 1-2-flowered, 

 1 J-2 in. long ; outer valves lanceolate, green, membranous, very 

 ventricose ; pedicels short. Perianth-tube very slender, 1^-2 in. 

 long ; limb pale lilac, 1-1^ in. long; fall with an obovate blade ^ in. 

 broad, much shorter than the haft, the throat and crest yellow ; 

 standards rather shorter, oblanceolate-unguiculate, J in. broad. 

 Style-branches f in. long ; crests deltoid. Capsule small, oblong, 

 sharply angled, hidden in the persistent spathe. 



Hab. Mountains of Kentucky, Virginia and Carolina. There is a specimen 

 at South Kensington, dried, from the garden of CoUinson in 1766. It was con- 

 fused by Linnffius with veriia, and this is the plant of the herbarium of Gronovius. 



72. I. MiLESii Foster in Card. Chron. 1883, i. 281 ; Baker in Bot. 

 Mag. t. 6889. — Rootsock stout, wide-creeping; sheaths not splitting 

 into fibres. Leaves thin, pale green, ensiform, 1^-2 ft. long at the 

 flowering time, 1^ in. broad at the middle. Stem overtopping the 

 leaves, bearing 4-5 heads and several reduced leaves. Spathes 

 many-flowered, 1^-1^ in. long ; valves oblong, pale, subscariose ; 

 pedicels as long as the spathe, articulated at the apex. Perianth- 

 tube i in. long; limb bright lilac, 1^-2 in. long; falls with an 

 oblong-cuneate claret-purple blade J-1 in. broad, spotted and veined 

 with lilac in the centre and furnished with a sharply-toothed yellow 

 crest ; standards oblong-unguiculate, also spreading, rather shorter. 

 Style-branches an inch long ; crests large, quadrate, sharply 

 toothed. 



Hab. Kulu, North-western Himalayas. Collected by Sir D. Brandis in 

 1876. First flowered in cultivation by Max Leichtlin at Baden Baden, in 

 June, 1881. 



73. I. TECTORUM Maxim, in Bull. Acad, Peters, vii. 563 ; Regel 

 Gartenfl. t. 716 ; Hook fil. in Bot. Mag. t. 6118 ; Flore des Serres, 

 t. 2282. /. tomiolopka Hance. /. cristata Miquel. —Rhizome wide- 

 creeping, thick, tortuous, its shoots sessile. Leaves thin, ensiform, 

 pale green, strongly ribbed, a foot or more long, 1-1^ in. broad. 

 Stem 1^ ft. long, bearing one or few heads on long peduncles ; 

 Spathe 2-3 flowered, 1^-2 in. long ; valves thin, green, lanceolate, 

 acuminate; pedicels much shorter than the spathe. Perianth-tube 

 above an inch long ; limb bright lilac, 2 in. long ; falls with an 

 orbicular blade 1^ in. broad, narrowed suddenly to a short haft, 

 variegated with darker lilac, white at ""the throat, with a deeply 

 laciniatcd lilac and white crest ; standards also spreadmg, nearly as 



