iic m m ^^ - m (247) 



with a longitudinal band or vitta on the somewhat flattened side. They are 

 about 0,05 mm. long and 0.04 mm. broad. 



This species belongs to the section Goniophlebium^ Blume. Its near 

 relative among Japanese species of Polypodium is P, nipponicum^ Miq., which 

 has densely pubescent fronds. The specimen figured under Polypodium sp* 

 in Plate XXV., vol. I., of this magazine is of this species. 



Plate XXVII. Fig. 1, whole plant (nat. size.); 2, portion of segment 

 showing the venation and the position of sori ( x 3), 3, sporangium ( x 88); 4, 

 spore ( X 240); 5, optical section of spore ( x 240); 6, hair on the midvein of 

 the under surface (X240); 8, scale from rhizome (x 33) ; 9, cross-section of 

 the basal portion of stipe (x 26); 10, cross-section of rhizome (x 26). 



fe ^ «t t? - SE 



;^ ^ ^ H g|3 

 COMMELINACE^. Wa%^ 

 Commelina communis Z. 



juNCACE^. m.i:i:MM 



Juncus communis, E. Mey. var. Japonica, Miq. 



„ Leschenaultii, / Gray. ^> 5 a^ V^ -tf |i b ■1> 5 

 Luzula campestris, Z'C. I'an capitata, M'^. '^I'J^OCA;^ 



