MATERIALS: FOR A FLORA OF FORMOSA. 65 
lateralibus tenuissimis vel rarius obsoletis, venis lateralibus primariis 
nervi centralis utraque latere 7, subrectis angulo 50° a costa divari- 
catis, supra nervis venis venulisque leviter elevatis reticulatis, subtus 
prominentibus reticulatis, petiolis 14 cm. longis intus sulcatis. 
Has. Giokusan, leg. 8S. Honpa. ised 
Near Acer levigatum Wat. and still nearer A. Fargesi and 
also very like some form of A. oblongum Watu.; but quite easily 
distinguishable from them by the leaves which are acuminate at 
the apex and acute at the base. 
Acer caudatifolium Hayara sp. nov. 
Acer caudatum Matsum. in Tokyo Bot, Mag. .XII. p. 63; 
Matsum. et Hayata Enum. Pl. Formos. p. 96, (non Waxt.). 
Ramuli fusco-cinerascentes, remote foliati, Folia ovato-lanceo- 
lata, 8 cm. longa, 34 cm, lata apice acuminata basi cordata, utraque 
latere obscure 3-dentato-lobata, crenato-serrata, obscure 5-nervia, 
nervo centrali nervos laterales 3-plo, nervos basilares 7-plo superante, 
venis primariis nervi centralis utraque latere 5, angulo 40° a costa 
divaricatis, subtus nervis venis venulisque elevatis rubescentibus’ 
subtus pagine pallidiora, petiolis 14 cm. longis, intus sulcatis. 
Has. Giokusan, leg. S. Honpa. 
The present Acer is very different from A. caudatum WaAt., 
but very near A. Davidi Francu. The new species is distinguish- 
able from the latter in having much Jarger serration of the leaves. 
Acer duplicato-serratum Hayara sp. nov. 
Acer sp. aff. A. micrantho 8. et Z.; Hayata Fl. Mont. Formos. p. 71. 
Ramuli glabri. Folia ambitu orbicularia 7 em. in diametro, 
palmatim 7-loba, lobis lanceolatis acuminatis, duplicato-serratis, 
lobo terminali 5 cm. longo 14 em. lato, lobis infimis ‘brevioribus 24 
em. longis, petiolis 2 cm. longis. 
