12 HANDBOOK OF miDE^. 



wifli a deeper-coloured blotch at the base, veiued with radiatiug 

 inu-ple lines. Standards pale yellow, very small, the spoon-shaped 

 blade narrowed suddenly to the claw. 



Hab. Throughout liurope ; also Syria and the Barbary States. 



33. I. Maacki Maxim, in Bull. Acad. Peters, x. liO. — Habit of 

 /. Fseudacorus. Leaves ensiform, above 2 ft. long. Stem forked, 

 bearing several clusters. Spathes 3-4-liowered; pedicels much 

 shorter than the capsule. Perianth unknown. Capsule drooping, 

 oblong, 2|-o^ in. long, § in. diam., 6-ribbed, suddenly narrowed 

 into a conic beak. 



Hab. Manchuria, on the banks of the Eiver Usuri, Maack. 



34. I. TENUIS S. Wats, in Proc. Amer. Acad. xvii. 380 ; Garden, 

 1888, t. i. — Khizome slender. Produced leaves few in a tuft, 

 ensiform, very thin, green, 12-15 in. long, ^ in. broad at the 

 middle, narrowed gradually to the point. Stem very slender, about 

 a foot long, forked, 2-headed ; leaves small, linear, upper sub- 

 scariose ; spathes 1-liowered; valves lanceolate, pale, scariose, 

 1^ in. long. Ovary stipitate, ^ in. long; perianth-tube very short; 

 limb white, 1^ in. long, faintly veined with yellow and lilac ; blade 

 of falls oblong, i in. broad, as long as the haft ; mner segments 

 rather shorter, oblanceolate-unguiculate. Style-branches an inch 

 long. 



Hab. Oregon ; ^Yashington county, Henderson ! Discovered in 1881. 



35. I. VERSICOLOR Linn. Sp. Plant. 57 (Dill. Hort. Elth. tab. 

 155j ; Curt, m Bot. Mag. t. 21 ; Bed. Lil. 339. /. sativa and 

 picta Miller. Xiphion versiculor Alefeld. — Bhizome stout, short- 

 creeping ; sheaths slitting into fine fibres. Leaves ensiform, 

 shgiitiy glaucous, l-|-2 ft. long, an inch broad, moderately firm. 

 Stems 1^-2 ft. long, deeply forked, 2-3-headed, bearing 2-3 large 

 leaves. Spathes 2-3-tio\vered ; outer valves lanceolate, thin, green, 

 l|-2 m. long ; pedicels much shorter than the spathe. Perianth - 

 tube very short ; limb 1^-2 in. long, claret-purple ; falls obovate- 

 cuneate, f-1 in. broad, spreading from halfway down, the claw 

 veiued with purple on a yellowisu- white ground ; standards much 

 shorter, oblanceolate-unguiculate, ^ in. broad, Style- branches an 

 inch long ; crests small, subcjuadrate. Capsule obtusely trigonous, 

 1-1-^ in. long, with a small cusp. 



\'ar. I. viKGiMEA Lmn. Sp. Plant. 58 ; Bot. Mag. t. 703 ; Jacq. 

 Ic. t. 233. 1. c(Hinna Herb. — Limb longer, lighter lilac; falls 

 with a larger suborbicular blade, much veiued at the throat with 

 violet on a pale ground. Style-branches longer. 



Hab. The common Iris of British North America and the Northern United 

 States, extending northward to Hudson's Bay. I. jiaccida Si)ach is probably a 

 form. 



36. I. cAROLixiANA S. Wats. in Proc. Amer. Acad. xxv. 131. — 

 Very near 1. versiculor, from which it mainly differs by its erect, 

 glaucous, much shorter leaves and very much smaller seeds, which 

 are arranged in two distinct rows. 



Hab. North Carolina. Sent in 1883 to the Cambridge Botanic Garden, 

 U.S.A. 



