50 AET. I. B. H AY ATA : 



I have seen in Formosa a specimen with a very spinous 

 fruit, which specimen is apparently the same as the present 

 species which I have seen in the Herbarium at Hongkong. The 

 plant is, however, not yet represented in the Tokyo Herbarium. 



Zygophylleae. 

 Tribulus Linn. 



Tribulus cistoides Linn., Hook. f. Fl. Brit. Ind. I. p. 423 ; 

 FoEBEs et Hemsl. Ind. Fl. Sin I. p. 97. 



Hab. Pratas, leg. T. Kawakami, 1907, Juli. 



DisTEiB. Throughout the warmer regions of both hemispheres. 



Geraniacese. 

 Biophytum LC. 



Biophytum sensltivum DC. ; Matsum. et Hayata, I.e. p. 69. 



Hab. Akö : Bongarisha, leg. G. Nakahaea, Sept. 1905, (No. 

 544). 



Obseev. a very graceful herb, about 30 cm. high ; leaves 

 are gathered on the top of the stem, abruptly pinnate, 6-7 cm. 

 long ; pinnae 20-30, obliquely oblong, 1 cm. long. Flowers many on 

 long peduncles which are projected from the center of congested 

 leaves. 



Geranium Linn. 



Geranium uniflorum Hayata Fl. Mont. Formes, p. 65. 



Near G. aconitifolium and also G. collinum A. DC. ; but differs 



