309 ART. I.—B. HAYATA: 
cibus planis vel vix concavis glandem in diametro }-plo equantibus. 
Has. Uraisha, leg. N. Kontsut et S. Kusano, Dec. 1908. 
Near Quercus randaiensis, from which the present plant is easily 
distinguished by the long-petioled leaves which are acuminate and 
dentate, and by the much deeper cupules. 
Castanopsis SPACH. 
Castanopsis brevispina Hayara sp. nov. Rami nigro-rubescentes, 
longitudinaliter rugosi lenticellis parce notati, ramulis fusco- 
tomentosis. Folia alterna breve petiolata ovato-lanceolata 10 cm. 
longa 32 mm. lata apice gradatim acuminata, (acuminibus gracilibus 
1 cm. longis 1-14 mm. latis), basi rotundata brevissime ad petiolum 
attenuata, supra glabra, subtus pilis adpressis tenuiter vel dense 
tomentellata fusco-flavescentia ad costas et venas pilis longis erectis 
parce dispersa, supra costis impressis venis planis, subtus costis 
prominente venis primariis leviter clevatis, venis primariis utrinque 
latere 11, a costa angulo 60° egressis arcuatis prope marginem 
anastomosantibus, venis secundariis utrinque pagine inconspicuis 
oblique transversis, margine integra sepius sursum infra acumen 
tenuiter 2-3-serrata, (serris obtusis), acuminibus integris, coriacea, 
petiolis $ cm. longis supra suleatis. Involucrum fructiferum auctum 
late globosum cum spinis 24 cm. longum, extus aculeis fasciculatis 
(fasciculis 5 mm. longis) et ramosis validis dense echinatum, intus 
pilis rectis dense sericeo-tomentosum, irregulariter fissum. Nuces 
involucro: 2-3 incluse, angulares oo - costatee dense sericeo-pilos 
fusco-rubescentes ovoideo-pyraminales 12 mm. longee. 
Has. Hieranzan, leg. S. Kusano, Jan. 1909. 
Near C. tribuloides var. echinocarpa, but differs from it in the 
leaves which have less conspicuous primary and secondary veins. 
Castanopsis Kawakamii Hayara sp. nov. Rami teretes, cortice 
