584 BULLETIN DE L'HERBIER BOISSIER. (15) 



four floral leaves conformable to the radical above, the upper two 

 unequal always subopposite, the sinaller sessile ; apex of stem support- 

 ing a terminal flower subtended by the smaller sessile leaf and 

 with usually a second in the axil of the larger, and a third if the third 

 leaf when présent is also subopposite or if, it being remote, there is a 

 fourth lower down — the lowest leaf is usually sterile ; sepals small 

 ovate acute glabrous; fiowers large yellow, pedicels bractless; ovary 

 glabrous linear, style long, stigmatic lobes small erect; capsule 

 narrowly cylindric, tapering at apex, glabrous; seeds small numerous 

 smooth shilling crested. 

 Var. typica; leaf-segments serrate. 



Chelidonium japonicum Thunbg, Flor. Japon. 221 (1784); Wilîd. Sp. PI. II, 

 1142 (1799); Pers. Synops. II, 61 (1807); Poir. Supp. II, 209 (1811); DC. Syst. 

 Veg. II, 100 (1821); Prodr. I, 123 (1824); Spreng. Syst. II, 570 (1825): Dietr. 

 Synops. III, 224 (1843); Ann. d'Hortic. Pays-Bas II, 113 c. ic (Flor, des 

 Jardins) (1859). 



C. uniflorum Sieb, and Zucc. Abh. Acad. Muench. IV, 2. 169 (1846) ; Regel, 

 Bull. Soc. Mose. XXXIV, 134(1861); Tent. Fl. Ussur. 19 (1862); Gartenflora 

 XI, 89. t. 355 (1862). 



Stylophorum japonicum Miq. Ann. Mus. Bot. Lugd. Bat. III, 11 and Prolus. 

 Flor. Japon. 199 (1857) ; Franchet and Savatier, PI. Jap. I, 27 (1875) ; Bak. and 

 Moore, Journ. IJnn. Soc. XVIII, 378 (1879); Forbes and Hemsl. Jour. Linn. 

 Soc. XXIII (Ind. Sinens. I) 34 (1886). 



Hylomecon vernale Maxim. Mem. Sav. Etr. Acad. Petersb. IX (Prim. Flor. 

 Amur.) 36. t. 3 (1858). 



H. japonicum Pranlt in Engler, Natur. Pfanzenfam. III, 2. 139 (1891). 



Japan: Manchuria : Northern and Central China; common. 



Var. disseeta Franch. and Savat. ; leaf segments deeply laciniate. 



Stylophorum japonicum var. dissectum Franchet and Savatier, Enum. PI. Japon. 

 I, 27 (1875). 



Japan: China: Szechuen, at Tchen-keou-tin, Farges! 



Rootstock 1/2-2 in. long, heads 1/4-1 in., scales 1/4 in. diain.; stems 8-12 in. 

 long; radical leaves including pétioles 5-9 in. long, segments 3-jugate basal 

 pair usually distinctly smaller 1-1 x /z in. long, 1/2 in. wide, the two lateral 

 pairs 2 72-3 in. long 1-1 l /a in. wide, floral leaves 2-jugate from absence of the 

 smaller hasal pairs of segments pétiole of larger apical V2-I in. of lower (if pré- 

 sent) 1/2-2 in.; sepals 5/8 in. long; buds 1/4-1/3 in. diam.; fiowers 1 */« i n - 

 across; pedicels 2-3 in. long; capsule (including style 1/5-1/4 in. long) 2 72-3 in. 

 long; seeds very similar to those of C. majus. 



