59. OIBELIIFEK.T:. 49 



Ridges dorsal and intermediate ones prominent, but not winged, la- 

 teral ones distinctly expanded in "wings, carpels snblenti- 



formed Angdicrt. 13 



(7*) Carpels dorsally compressed ; vitta? x , sometimes obscure. 



Li<jiixt i'-ii/ti. 11 



Carpels semiterete ; vitta 1 solitary on vallecnla Ciudinm. 12 



., ( 8 ) Flowers not radiant. Ovary glabrous Peucedamnn. 14 



( 9 ) Fruits glabrous Coriaxdntm. 15 



Fruits hirsuto-setose Tcn-fli*. 1<> 



1, Hydrocotyle Lrxx. 



Key to the Formosfin Species. 



( 1 ) Uml>els sessile H. 



Umbels more or less pedunculate. (2) 

 ( 2 ) Leaves beset with very rough stiff hairs. Umbels solitary. 



H. 



Leaves glabrous or slightly l>-set with soft hairs. (3) 

 ( 3 ) Leaves glal >rous much larger peduncles of umbels very much shorter 



than petioles. (4) 

 Leaves slightly hairy, pedune es of umbels longer tlian, or as long as 



petioles H. rotundifdia. 



(4) Leaves not lobed shallowly dentate, teeth broad and acute. .. H. asiatica. 

 Leaves slightly lobed, shallowly creuulate H. javanica. 



Hydrocotyle asiatica LDCN. ; MATSUM. et HAYATA Enum. PI. Formos. 

 p. 169. 



HAB. Kelung, Sliaryoto, Koshun, Ryngaryo, Mamyama, Tamsui, P- 

 cadores, Tako^'. 



DISTIIIB. Widely diniLsed in tropical and subtropical regions of the World. 



Hydrocotyle conferta WIGHT ; MATSUM. et HAYATA Enum. PI. Formos. 

 p. 170. 



HAB. Xiki. Suichoryu, Marayama, Kussliaku. 

 DLSTUFB. Ejv^tern India. 



