178 



CUPUIJFEIUE. 



Corylus LINN. 



Corylus rostrata AIT. var.? 



HAB. Formosa : loco non indicato. 



Near C. rostrata AIT. var. Sieboldiana MX. but differs from it by the 

 much shallower dentation of the leaves. Neither fruit nor flower, exact 

 identification is impossible. 



Quercus LINN. 



Quercus arisanensis HAYATA 

 sp. nov. Pasania arisanensis HAYATA 

 in Herb. Taihoku. Folia tenuiter 

 coriacea oblonga usque ad 10cm. 

 longa 4 cm. lata apice breve cuspi- 

 dato-acuta ad summum obtusa basi 

 acuta ad extremitatem angustissime 

 attenuata ad petiolum subalatum 

 abeuntia utraque glabra subtus 

 opaca supra nitida, costis et venis 

 supra tenuiter subtus distincte 

 elevatis, venis lateralibus primariis 

 tenuissimis utroque latere costaa 10- 

 12, venis mediocribus basi a costa 

 angulo 60 egressis arcuatis, venis 

 secundariis reticulatis margine in 

 tegerrima, petiolis 2 cm. longis sub- 

 complanatis apice subalatis basi 

 incrassatis. Spicse fructiferse 7 cm. 

 longse validiusculse, fructibus aggre- 

 gatim spicatim dispositis. Cupula 

 patelliformis 7 mm. alta 17 mm. in 

 diametro, lepidibus multi-seriatim dis- 

 positis, mediocribus late triangulari- 



Fig. 25. 



Quercus ariianensis HAYATA. 1, a leaf; 2, 

 a fruit. Natural size. 



