1903.] OBSERVATIONS ON THE FLOBA OF JAPAN. 53 



connate at the base, glochidiate at the apex; gynobase pyramidal. 



Nom. Jap. hoa-murasahi. 



Hah. Prov. Shtnano : Mt. Togakushi (i?. Yatabe and J. Matsumura ! 

 herb. Sc. Coll. Imp. Univ. Tokyo, July 12, 1884, in flowers ; HitosM 

 Matsudaira ! Aug. 1893, in fruits). 



Bare. I have named it in honour of late Baron Hitoshi Matsudaira, 

 who was a diligent student of botany. This genus is new to Japanese 

 Flora. 



Myosotis intermedia Link; Spreng. Syst. Yeg. I. p. 558; DC. 

 Prodr. X. p. 108; Ledeb. Fl. Alt. I. p. 187, excl. var. «., et Fl. Pvoss. 

 III. p. 146 ; Koch Syn. Fl. Germ, et Helv. ed. 3, p. 438 ; Less, in 

 Linngea IX. p. 157 ; Maxim, in Mel. Biol. YIIL p. 545 ; Franch. et Sav. 

 Enum. PI. Jap. I. p. 335 ; Miyabe Fl. Kuril. Isl. p. 253 ; Palib. Consp. 

 Fl. Kor. II. p. 16. 



3Iyosotis arvensis Both; A. Gray in Perry's Exped. Jap. p. 316. 



Norn. Jap. Ezo-murasahi (nov.). 



Hab. Prov. Hidaka in Hokkaido [Eso] : Shidzunai {K. Miyabe ! herb. 

 Sc. Coll. Imp. Univ. Tokyo, June 14, 1884). 



I have not yet seen from Honsiu. 



Swertia (Ophelia) Kuroiwai Makino, sp. nov. 



Perennial (?), li-3decim. high, glabrous. Stem erect, foliate below, 

 the upper often with remotely placed small leaves. Leaves opposite? 

 approximate, spreading, elHptical to oblong, abruptly short-acuminate with a 

 sharp tip, attenuated below into petioles shortly connate at the base, entire 

 and more or less crispate, thickish, sub tripH nerved, attaining 15 cm. long 

 including the petiole, and 8 cm. wide ; petioles winged, often long. Cyme 

 loosely paniculate, oblong ; rachis slender, erect ; peduncles opposite, 

 strict, erect-patent, about J-2 cm. long ; bracts linear, acuminate, shorter 

 or longer than the peduncle; pedicel enlarged above, 1-2^ cm. long, with 

 minute subulate bracteoles below. Flower about If cm. across, not nutant, 

 pale. Calyx 5-parted, about 4|mm. long; lobes deltoid-subulate, acute, 

 entire, subcarinate, 1-nerved, green, persistent. Corolla deeply 5-parted, 

 campanulato-patent, persistent ; lobes spathulato-lanceolate, abruptly short- 

 acuminate, provided with a green large glandular spot above the middle 

 10-11 mm. long, the tube very short. Stamens 5, inserted at the top of 

 the corolla-tube, shorter than the corolla-lobes ; filament subula to-filiform, 



