500 ITO ET MATSUMURA : (233) 



Ludwigia, L. 



L. prostrata, Roxb. *' Hort. Beng. p. 11," et Fl. Ind. 



II, p. 420; UC. Prodr. III, p. 59; Wight, Ic. Pl. Ind. Or. t. 



762; Clarke, in Hook. f. Fl. Brit. Ind. p. 588 ; Harv. et Sond. 



Fl. Cap. J, p. 491; Franeli. et Sav. Eniim. Pl. Jap. I, p. 169; 



" Franch. in Mem. Soc. Bot. Cherbourg, XXIV, p. 220 "; Forbes 



et Hemsl. Ind. Fl. Sin. I, p. 309 ; Heurj, List Pl. Formos. p. 45. 



L. abyssinica, A. Rich. " Tent. Fl. Abyss. I, p. 274." 



L. diffusa, Buch.-Hamilt. in Trans. Linn. Soc. XIV 



(1824) p. 301 ; HC. Prodr. III, p. 59. 



Lj. fruiiculosa, Blume, Bijdr. j). 1133 ; DC. Prodr. III, 

 p. 59. 



Nematopyxis fruticulosa, Miq. Fl. Ind. Bat. I, pt. 1, 

 p. 630. 



N. japonica, Miq. Prol. Fl. Jap. p. 259. 

 N. iirostrata, Miq. FL Ind. Bat. I, pt. 1, p. 630. 

 N. pusilla, Miq. Fl. Ind. Bat. I, pt. 1, p. 630. 

 LiTTCHu {H. Nahagaival n. 167, fl.). 

 Insula Utchina : in tractu Kundjan ad pedetn monte 

 Nagu-daki (T. Ltd, n. 1121, 24 Aug. 1894, fl. et frf.). 



Archipelago Yema : insula Ishigatchi ad pagura Kagu- 

 ra-mura {T. Ito, n. 1288, 11 Aug. 1894, fl.). 



Distrib. Japan, Formosa (Daihoku, 3Iakino ! 1896), 

 Hongkong, China, Malaya, India, Ceylon, tropical Africa 

 and the Mascarene Islands. 



Oircsea, Tourn. ex L. 



C. quadrisulcata, JM-anch. et Sav. Enum. Ph Jap. 1, p. 

 169. 



