MiYABE AND KUDO : MATERIALS FOR A FLORA OF HOKKAinO V. -y 



Pfitzer, in Engl. u. PrantI, Nat. Pfl.-fam. II. 6. p. 158. 



Pergavicna iinifiofa Finet, Bull. Soc. Bot. de France XLVII. (1900) p. 263 t. 

 8 ; Takeda, Hakvibutsu-no-tomo VIII. n. 4. p. 16. 



NoM. Jap. Hnnc-hitoharan (nov,). 



Hab. Yczo, Prov. Ishikari : Mt. Nutakkanuishpe (A. Ando, ^^ 1907; Hi- 

 deo Koizumi ! "^ 191 1). 



DisTRiB. Yezo, Honshu, 



50. Dactylcstalix maculosa Miyabe et Kudo, sp. nov. 

 Dactylostalix rhigens Makino, Bot. Mag. Tokyo XI. p. (413); Matsum. Ind. 

 PI. Jap. II. I. p. 242? (non Rchb. f.) — Pergamena iLiiifiora Makino, in linuma et 

 Makino, Zotei Somoku Zusetsu IV. pp. 1096 et 1210; Miyoshi and Makino, Atl. 

 Alp. PI, Jap. I. pi. 5. f. 28 (non P"inet). 



Rhizome horizontal, producing every year a tuber, a scape and a leaf, bearing 

 a small bud at the end. Tuber almost perpendicular, slenderly elongate, tapering 

 toward the end, villose throughout. Scape 16-20 cm in hight, erect but ascend- 

 ing at the base, glabrous, usually with two cataphylls. Leaf one, subradical, 

 petiolate, ovate or elliptical, 4-6 cm long, 3-4 cm broad, obtuse at the apex, 

 round or obtuse at the base, membranaceous, 5—6 nerved on each side ; petiole 

 broadly winged, 1. 2-2. 5 cm long, 5-5 mm broad, many nerved. Flower solitary 

 on the top of the scape. Outer perianth lineae-oblong, obtuse or acutish at the 

 apex, 3-nerved, greenish in color, 18-20 mm long, 2.5 mm broad, the upper one a 

 little broader and thicker. Inner perianth slightly shorter than the outer, linear- 

 oblong, 3-nerved, acutish at the apex, greenish. Labellum shorter than the inner 

 perianth, 14 mm long, obovate-orbicular, 3-lobed, whitish with purple dots; late- 

 ral lobes small, almost orbicular, tinged with a large dot ; middle one largest, 

 codatc, round at the apex, a little crisped on the margin, 5-nerved, with 2 small 

 dots at the base, 7 nim long, 10 mm broad. Gynostemium oblong, i cm long, 3.5 

 mm broad, 3— nerved, winged on the margin. 



NoM. Jap. Hitoharan, Ichiyoran. 



Hab. Yeao. Prov. Oshima : Moheji (S. Ninouye ! "^ 1906 and 1907). 



DiSTRiB. Honshu and Southern part of Hokkaido. 



It is near to Dactylostalix ringens Rchb. f. from which it differs distinctly by 

 its stouter stem and larger flowers, which have roundish labellum with consjMcuos 

 purple dots. 



1) ^ ill #c H SP, 2) /J. & ^ ?i„ 3) - / -h -t S H ^ 15, 



