98 MALVACEAE. 



Urena diver sifolia WALP. Rep. V. p. 89. 

 Urena Lappago SMITH ; DC. Prodr. I. p. 442. 



Var. tomentosa MIQ. Fl. Ind. Bot. I. pt.-2, p. 148; GURKE in ENGL. 

 Bot. Jahrb. XVI. (1893) p. 372 ; ITO et MATSUM. Tent. Fl. Lutch. p. 336 ; 

 MATSUM. et HAYATA Enum. PI. Formos. p. 53. 



HAB. Bioritsu, Shintiku, Pachina, Kotoslio, Kusshaku, Shiutengai, Slii- 

 chiseitonzan. 



DISTRIB. Widely diffused in tlie warm regions. 



7. Hibiscus LINN. 

 Dlcliotomous Key to the Formosan Species. 



(1) Stem week, trailing . . , 1L snrcillensis. 



Stem erect. (2) 



9 



(2) Leaves deeply lobate, (3) 



Leaves not at all lobate, or slightly lobate. (4) 



(3) Leaves ternately cleft H. Trionum. 



Leaves palmately deeply 5-7 lobed H. Abelmoschus. 



(4) Leaves grossly dentate. (5) 

 Leaves crenate or entire. (6) 



(5) Leaves sliglitly tliree-lobed H. syriacus. 



Leaves not lobed H. rosa-sinensis. 



(G) Leaves more or less angular, acute at tlie apex //. nudabiUs. 



Leaves very rounded, profoundly cordate, shortly caudate 



at the apex H. tiliacens. 



Hibiscus surattensis LINN. Sp. PI. ed-2, p. 979 ; DC. Prodr. I. p. 

 449 ; MAST, in HOOK. f. Fl. Brit. Ind. I. p. 334 ; HANCE in Journ. Bot. 

 (1878) p. 225 ; FORBES et HEMSL. Ind. Fl. Sin. I. p. 88 ; HENRY List PL 

 Formos. p. 21 ; MATSUM. et HAYATA Enum. PI. Formos. p. 56. 



HAB. Mankinsho. 



DISTRIB. Tropics of the Old World. 



Hibiscus Trionum LINN. ,9 ternatus CAY. 



