98 63. RUBIACE.E. 



HAB. Ako, Churei, Hieranzan. 



DLSTRIB. Tropical Asia, Africa, America, Australia and Polynesia. 



25, JLasianthus JACK. 

 Dichotomous Key to tine Formosan Species. 



( 1 ) Bracts conspicuous more than 1 cm. in length. (2). 



Bracts inconspicuous minute or nearly none. (3). 



( 2 ) Leaves neary glabrous above, hirsute beneath, elliptical, cordate at the 

 base, acuminate at the apex, bracts subulate or linear, ciliate, 



branches yellowish-hirsute L. Wallicldi. 



Leaves much larger, reddish hirsute on both surfaces, elongately ob- 

 long, acute at the base, acuminate at the apex, bracts broader, 

 oblong, acuminate, liairy, branches nearly glabrous or hirsute with 



reddish hairs L. cyanocarpus. 



( 3 ) Branches nearly glabrous, calyx nearly glabrous or very slightly 



hairy. (4). 

 Branches hairy, calyx hirsute with rigid hairs. (5). 



( 4 ) Corolla large nearly 1 cm. in length L. cldnensis. 



Corolla smaller, 3-4 mm. in length. L. Tashiroi. 



( 5 ) Branches nearly hirsute L. formosensis. 



Brandies tomentose L. for moscnsis var. Idrsutus. 



Spscies imperfectly IMOWII to me. 



Lasianthus japonicm MIQ. ; given in HENRY List. PI. Formos. p. 50 

 and also in MATSUM. et HAYATA Enum. PI. Formos. p. 197, is not yet re- 

 presented in the Governmental collections. 



Lasianthus chinensis BENTH. ; MATSUM. et HAYATA Enum. PI. Formos. 

 p. 195. 



HAB. Pachina, Kelung, Tensonpi, Botansha, Maruyama, Kusshaku, 

 Koko. 



DISTRIB. Eastern India, Malaya. 



Lasianthus cyano carpus JACQ. ; MATSUM. et HAYATA, I.e. p. 196. 



