138. rRIDEX. 81 
3. Iris dichotoma, Pall. Reise, ii. p. 712 (1776); Linn. fi. 
Suppl. p. 97 (1781) ; Bot. Reg. t. 246; Sweet, Brit. Flow. Gard. 
t. 96; Bunge, Enum. Pl. Chin. Bor. p. 63; Hance, in Journ. Bot. 
xiii. (1875) p. 104; Baker, in Journ. Linn. Soc., Bot. xvii. (1877) 
p. 142 ; Bot. Mag. t. 6428; Franch. Pl. David. p. 298; Maxim. 
in Bull. Acad. St. Pétersb. xxvi. (1880) p. 540; Mél. Biol. x. 
p. 738. 
Iris pomeridiana, Fisch. ex Ledeb. Fl. Ross. iv. p. 106. 
Pardanthus dichotoma, Ledeb. FV. Ross. iv. p. 106. 
Evansia dichotoma et E. vespertina, Decne. in Bull. Soc. Bot. France, 
xx. (1878) p. 302. 
CHIHI: Pekin (Bushell! Williams! Hance, 12632! David, 
442, ex Franchet, Bretschneider !'), Jehol (David, 2165, ex 
Franchet), Siaowutaishan (Hancock ex Maximowicz); SUING- 
KING: Moukden ( Webster, 52!); SuaNTUNG: Chefoo (Forbes ex ` 
Hance). Mus. Brit. ; Herb. Kew. 
Dahuria, Mandshuria, Mongolia. 
4. Iris ensata, Thunb. in Trans. Linn. Soc. ii. (1797) p. 328 ; 
Baker, in Journ. Linn. Soc., Bot. xvi. (1877) p. 139, et xvii. (1879) 
p. 987; Maxim. in Bull. Acad. St. Pétersb. xxvi. (1880) p. 512; 
Mel. Biol. x. p. 699; Hance, in Journ. Bot. xi. (1888) p. 358; 
Franch. in Mém. Soc. Sc. Nat. Cherbourg, xxiv. (1882) p. 258 ; 
Baker, Handb. Iridee, p. 8; Hook. f. Fl. Brit. Ind. vi. p. 272 ; 
Kanitz, in Bot. Res. Széch. Centr. As. Exped. p. 58. 
Iris graminea, Thunb. Fl. Jap. p. 34, non Linn. 
lris triflora, Balbis, Misc. Bot. p. 6, t. 1. 
Iris biglumis, Vahl, Enum. ii. p. 149; Sweet, Brit. Flow. Gard. ser. 2, 
t. 187. 
Iris Pallasii, Fisch. in Trev. Ind. Sem. Hort. Vrat. 1821. 
Iris Pallasii, var. chinensis, Fisch. in Bot. Mag. t. 2331. 
Iris longispatha, Fisch. in Bot. Mag. t. 2528, 
Iris Moorcroftiana, Wail. Cat. no. 5021. 
Iris oxypetala, Bunge, Enum. Pl. Chin. Bor. p. 63, et in C. A. Meyer, 
Ind. Pl. Mus. Petrop. (1834) p. 8, non Hance. 
Iris caricifolia, Pallas ex Link, Jahrb. i. 111. (1820) p. 72. 
Iris longifolia, Royle, IU. Bot. Himal. p. 372, t. 91. f. 2. 
Iris fragrans, Lindl. in Bot. Reg. (1840) t. 1. 
Iris Doniana, Spach, Hist. Phan. xiii. p. 34. 
Iris ensata, var. chinensis, Maxim. in Gartenfl. t. 1011; Bull. Acad. 
St. Pétersb. xxvi. (1880) p. 514; Mél. Biol. x. p. 701. 
Cunt: Peking (Bullock, 193! Bretschneider, 723! Bushell! 
Hancock, 22*), Jehol (David, 1744 !); Surnaxrine: Moukden 
