feb. M09.] MAKINO.—OBSERY- ON THE FLORA OF JAPAN. 23 



Chimonanthus praecox (Linn.) Lindl. Bot. Reg. sub 

 tab. 404- (1819), ex Hook. f. et Jacks. Ind. Kew. I. p. 515. 



Calycanthus prsecox Linn. Sp. PL ed. 2. p. 718. 



var. concolor Makino. 



Flower eoneolorous, the interior petals yellow as are the 

 outer ones. 



Nom. Jap. Shirohana-no-rohai (J. Matsumura). 



Hah. Frov. MuSASHl : Tokyo, cultivated. 



This was introduced from China. 



Sagittaria sagittifolia Linn. Sp. PI. p. 993. 



var. alismaefolia Makino, var. nov. 



Stock floriferous and foliiferous ; roots fibrous, tufted ; stolon 

 hypogaeous, slender; tubers small. Leaves subnumerous, tufted, 

 long-petiolate ; blade linear to oblong-lanceolate, acuminate, 

 acute at the base, 5- or sub-5-nerved, 4—6 cm. long, 4—18 mm. 

 wide ; petiole vaginate below, about 10—16 cm. long. Flowers 

 as in the type, but smaller. 



Nom. Jap. Hitotsuha-omodaka (nov.). 



Hah. Prov. Satsuma : Yubuse-mura in Heki-gori (T. Fuka- 

 sawa ! n. 39, Nov. 22, 1908). 



Balanophora japonica Makino in Rot. Mag., Tokyo, 

 XVI. (1902) p. 212, reprint, p. 95, excl. pi. Nikko. et Etchn. 



An illustration of this species is given in the plate II. It 

 differs from the next species, or B. nipponica Makino, in various 

 points. Those from Nikko (Shimotsuke) and Ftchii belong to 

 the latter species. 



Explanation of Plate II.— Fig. 1-4, Plants. Fig. 5, A part of 

 the head, with female Bowers and spadiceous bodies. Fig. 6, Female 



flowers with a spadiceous body. Fig. ", Female dowers. Fig. 8, 



Female ilower. Fig. '.», Vertical section of the fruit. 1-4 natural 

 size ; 5-9 magnified. 



I To In- cunt anted. ) 



