82(5 IRIS 



keel aud purple veins; inner segments shorter, straight, 

 oblauceolate: style crests small. Central and S. Europe. 

 B.M. 58. 



Var. ndtha, Bieb. {I.haloph!/!la,Kt:T.}. Morerobust: 

 Its. 1 in. broad: spathes larger: stem 2-3 ft. high. Cau- 

 casus to Kashmir. Int. 1780 by Peter Pallas. B.M. 875. 

 -Hardy. 



SUBGENUS PARDANTHOPSIS. 



31. v6rna, Linn. Dwarf, f. in. hi^ht rhizome wide- 

 creeping: sheaths not s]ihtiiiiL' inf" tiliirs: Ivs. linear, 

 slightly glaucous, 3-8 iti. Nn^: -t. m s,-arcely any, 1- 

 headed: tube slender, 1' m- Imul-: limb deep violet ; 

 outer segments 1)4 in. Inn:^, (,l,(i\-ati-, narrowed into a 

 slender yellow, slightly pubescent claw; inner seg- 

 ments erect, smaller, violet. Shade, Ohio, Ky., Va. and 

 south. L.B.C. 19:1855. 



SUBGENUS EVANSIA. 



A. Stem very short 32. cristata 



AA. Stem equaling or exceeclinj the Ivs. 

 B. Pedicels much shorter than the 



spathe 33. tectorum 



BB. Pedicels as long as the spathe^ and 



articulate at the apex 34. Milesii 



35. Japonica 



32. cristita, Ait. Plant dwarf : rhizome slender, 

 creeping: Ivs. ensiform, thin, 4-8 in. long, green: stem 

 1-3 in. high, flattened, 1 headed, bearing 2-3 Ivs. • tube 

 slender, lJ^-2 m. long- limb blue; outer segments obo- 

 Tate, 1-1)4 m. lonsr cresttil. inner segments shorter, 

 naked. Apr., JI n Mt- K\ \ .i and Carolinas. B.M. 

 412. Gn. 45, p 1- I I < M 1 'Ub. 



33. tectdrum, ^1 n i I i n Lvs.lft.long.ensiform, 

 strongly ribbed -ii m T tt subterete; heads on long 



large, plain lilac, short-clawed. Sei 

 Dr. Hance. Cult, in China and Japa 

 22 2282 Gt 716 Gn 50 1086 



Lvs 7-8 on the stem 2-3 ft long 



.^M 



peduncles: tube 1 in. long: limb bright lilac; outer seg- 

 ments 2 in. long, obovate ; claw half as long as the blade, 

 streaked with violet, with a wavy edge and a large, la- 

 ciniate, white and lilac crest running up the claw and 

 half up the blade: inner segments spreading, nearly as 



34 Mllesu, Bak 

 ind 2-3 m broad 

 tt high brinched bearing 

 4-:> heads lis bright lilac, 

 lasting onh a daj outer 

 segments oblong cuneate 

 claret purple whitish in tli 

 center, spotted and \eiiii i 

 with lilac, furnished with 

 deeply lacmiated yelli \\ 

 crest , inner segments ob 

 long spreading, st^le crests 

 deeph toothed Near 7 ttc 

 til mil but inferior Hima 

 la\ as B M 6889 



3 1 Jap6mca, Thunb (/ 

 Chinynsis tuit / funhll 

 Ufa \ ent ) Fig 1176 Lvs 

 ensiform, l-lj-j ft long 

 stem slender, as long as the 

 lvs , with a raceme of lilac 

 fls tube % m long outer 

 segments 1-lM m long 

 with crimped margins, ^el 

 low on the claw, crested, 

 inner segments smaller 

 Winter Japan and China 

 B M 373 Gt 511 Gn 

 28 503 J H III 31 18t 

 A G 12 704 F R 2 149 - 



SUBGENUS PSEUDEVANSIA. 



30. Alberti, Regel. Lvs. ensiform, glaucous, lK-2 ft. 

 long: stem exceeding the lvs., bearing 5-6 heads in 

 I loose panicle; outer segments obovate cuneate, 2 in. 

 long, bright lilac, with a rudimentary crest and a dense 

 I'lard of white, yellow-tipped hairs, veined; inner seg- 

 nient.s as long and broader than the outer, with convolute 

 claws, lilac. Discovered in Turkestan bv Dr. Albert 

 Regel. Gt. 999. B.M. 7020. 



SUBGENERA POGONIRIS A 



Bwarf: lvs. generally less than 



9 in. long. 

 B. Pedicel obsolete, or very short. 

 c. Perianth tube S in. or more 



in length 37. pumila 



38. pseudo-pumila 

 cc. Perianth tube 1 in. or less 

 in length. 

 D. Stem 6 in. or more in 

 length. 

 E. Fls. blue, purple, 

 violet, etc. 

 F. Spa the va I ves green 

 or nearly so. 



o. Za\i. linear 39. inracilis 



GG. Lvs. ensiform.. AO. Balkana 

 41. biflora 

 p. Spathe valves en- 

 tirely scariose...42. Cengialti 



EE. Fls. yellow 43. virescens 



44. luteBcens 



length. 



E. Pis. blue 41. biflora 



EE, Pis. yellow 45. ChamsBiriB 



>B. Pedicel as long as the ovary. 

 c. SheatJis not splitting into 



fibers 46. arenaria 



cc. Sheaths splitting into fibers.47. IlavisBima 

 Tall: lvs. generally more than 



1 ft. long. 

 B. Stem S-6-headed. 



c. Pis. yellow 48. variegata 



49, flavescens 



