33 



ample, membranaceous, 2-8 on each side of the slender racliis, very shortly 

 petiolulate, or subsessile, falcato-ovate, acuminate, rounded or obtuse-rounded 

 at the base, more or less serrate above, 9-17 cm. long, 5-9 cm. broad, 

 often trilobed and often attaining about 13 cm. broad in tlie odd one, 

 h'ght green, subopaque above; lateral veins visible superficially; veinlets 

 invisible, but visible by transmitted light. Sori disparsed. 



Hah. Prov. Kn : Mt. Mikoshi-toge (M MiyosM\ herb. Sc. Coll. Imp. 

 Univ. Tokyo, Aug. 22, 1887); Prov. Tosa : Mt. Yokogura {T. 3Iakino\ 

 1889), Beppu-mura {T. Makino ! Nov. 1892), Mt. Sembon-no-to in Aki- 

 gori (/, Doi\ Aug. 15, 1901). 



There have been observed four varieties in Japan, namely a. typiciinif 

 /9. Foriunei Baker, y. caryotideum Baker, and present one. 



SEMIAQUILEGIA Makino gen. nov. = Isopyrum partim Auct. 

 (Helleborece — Ranunculacea\) 



Flowers regular. Sepals 5, petaloid, imbricate, canipanulately semi- 

 patent, deciduous. Petals 5, alternate with sepals, erect, imbricate, smaller 

 than sepals, sessile, tubular below, produced into a gibbose calcar at the base 

 which projects outwards beyond them between the sepals. Stamens 9-10, a 

 few inner ones often becoming into staminodes. Pistils 3-4, or rarely 5, 

 sessile, free, pluriovulate. Follicles 3-4, or rarely 5, divaricate, dehiscent, 

 plurispermous. Seeds albuminous ; embryo very minute ; testa crustaceous, 

 black, granulato-rugulose. 



Herbs gracile, eVect ; roots tuberous, rhizome-like, perennial. Leaves 

 simply ternatisected ; radical ones tufted ; cauline ones alternate. Stem 

 erect, herbaceous, gracile, laxly ramose, leafy. Flower minute, drooping, 

 pedicellate ; sepals white, shaded with purple colour ; petals yellowish above. 



This is to be placed between two genera of Aquilegia and Isopyrum. 



Semiaquilegia adoxoides (DC.) Makino. nom. nov. 



Isopyrum adoxoides DC. Syst. I. (1818) p. 324, et Prodr. I. (1824) 

 p. 48 ; Spreng. Syst. Veg. II. (1828) p. 470 ; Miq. Ann. Mus. Bot. 

 Lugd.-Bat. III. (1867) p. 7, et Prol. Fl. Jap. p. 195; Franch. et Sav. 

 Enum. PI. Jap. I. (1875) p. 11; Maxim, in Bull. Soc. Nat. Mosc. (1879) 

 p. 3, et in Mel. Biol. XI. p. 630, (1883); Hance in Journ. Bot. (1880) 

 p. 257 ; Forbes et Hemsl. in Journ. Linn. Soc. XXIII. (1886-88) p. 18 ; 

 Huth in Bull. Herb. Boiss. V. (1897) ]h 1088 ; Prantl in Engl, et Prantl 

 Nat. Pflanzenfam. III. 2, p. 58; Diels in Engler's Bot. Jahrb. XXIX. 

 (1901) p. 325. 



