53. ONAGKARIEiE. 29 



HiB. Gansan, Morrison, Mushazan, Daironkoslia. 



]3iSTEiB. Extends from Em-opo eastward to Eastern Asia and Nortliwest 

 America. Not yet found in Japan. 



2. Jussicca Linx. 



Key to tlm Formosan Species. 



Leaves oblong, obtus, glabrous J. repens. 



Leaves lanceolate, slightly pubescent J. siiffriiiicom. 



Jussisea repens Linn. ; Matsum. ot Hayata Enuin. PI. Formos. p. 153. 

 Hab. Tailioku, Ringaiyo, Bioritsu, Kelung, Takow. 

 DiSTKiB. Japan, Loo-choo, CSiuna and Malaya. 



Jussisea suffruticosa Linn,; Matsum. et Hayata Enum. PL Formos. p. 

 154. 



HA]i. Pacliina, Kelung, Taihoku, Kusshaku, Shintengai, Tamsui, 

 Bankinsing, South Gape. 



DiSTEiB. Loo-choo, Hongkong, Malaya, India, Ceylon, Tropical Africa, 

 -Vmerica, Australia and Polynesia. 



3. Ludwigia Linn. 

 Key to tJie Formosan Spexies. 



Capsules inflated, smooth, seeds not separately distinguisiiable through its 

 walls L. jiurvijlora. 



Capsules not inflated, the walls drawn tightly over the seeds so that each 

 seed can be counted from without L. prostratu. 



Ludwigia parviflora Eoxb. ; Matsum. et Hayata Enum. PI. Formos. 

 p. 154. 



Hab. Bankinsing. 



DiSTRiB. Through India and Malaya to Abyssinia and Persia. 



Ludwigia prostrata Roxb. ; Matsum. et Hayata Enum. PI. Formos. p. 

 155. 



