MUSEUM BOTANICUM LUGD.-BAT. 
299 
vellis utrinque pilosiusculis. — Kasiwa nara s. Kasiwa hana 
(fide Herb. Burger); Kasiuwa hana (fide Herb. Bisschop). — 
In saltibus montis Hakone insulae Nippon. 
Sect. 3. Gyrolecana. Cupula nuculam cingente , squamulis in gy- 
ris spirealibus v. concentricis unitis. 
a. foliis sulintcgerrimis. 
686. Quercus acuta Thunb. : ramulis novellis ferrugineo- 
tomentosis ; foliis e basi acutiuscula v. subrotundata elliptico- 
oblongis (2| — 4j poli., 1 — 2 poli, latis, petiolo 8 — 13 lin.) 
cuspidatis integerrimis v. apicem versus repando-crenulatis co- 
riaceis, adultis glabris, novellis ;subtus tomentosis supra vil- 
losiusculis, venis in utroque latere 9 — 12 parallelis; amentis 
axillaribus et lateralibus, masculis laxis pendulis, femineis bre- 
vibus rectis paucifloris ; fructibus in rhachi spicatis sessilibus , 
cupula hemisphaerica concentrice annulata nucula ovoidea v, 
ellipsoidea apiculata fere triplo breviore. Thunb. Flor. Jap . 
p. 175. Willd. Spec. Piant. IV. 1. p. 429. 15. Pers. Syn. II. 
p. 567. 15. Spr. Syst. Veg. III. p. 858. 25. Sieb. et Zucc. in 
Abh. Munch. Akad. Wiss. IV. 3 te Abth. p. 225. n°. 794. — Aha 
kasi s. Itsi kasi s. It si noki Japonice. — In Japonia. 
681. Quercus Biirgerii Bl.: ramulis novellis ochraceo-to- 
mentosis; foliis e basi acuta v. obtusd ovatis v. ellipticis v. elli- 
ptico-oblongis lanceolatisve (2J — 5 poli., f— 2J poli, latis, pe- 
tiolo §—2§ poli.) longe acuminatis integerrimis v. ad apicem 
repando-crenulatis coriaceis firmis glabris, venis in utroque la- 
tere 9—13 tenuibus patentibus; amentis femineis brevibus rectis 
paucifloris; fructibus in rhachi paucis spicatis sessilibus, cupula 
hemisphaerica concentrice lamellata. nucula ovoidea v. ellipsoi- 
dea umbonata vix duplo breviore. — Q. gemellijlora (haud 
Bl.!) Herb. Burger. — Aka kasi. — In Japonia. 
682. Quercus argentata Korths. : ramulis glabriusculis ; 
foliis e basi acut& v. cuneata oblongis v. oblongo-lanceolatis (4—8 
poli., 1J — 2| poli, latis, petiolo § — 1J poli.) acuminatis inte- 
gerrimis v. subrepandis coriaceis glabris subtus argenteo-lepido- 
tis, venis in quovis latere 9 — 15 arcuatis subparallelis; fructibus 
in rhachi spicatis sessilibus, cupula hemisphaerica concentrice 
lamellata nucula ovoidea umbonata duplo breviore. Korths. in 
V trh. Nat. Gesch. Bot. p. 215. tab. 47. fig. 1—17. — In Sumatra. 
p Var. concolor Bl.: foliis subconcoloribus nempe subtus non 
argenteo-lepidotis. — In Borneo. 
683. Quercus pseudoannulata Bl.: ramulis glabris; foliis 
e basi acut& v. angustati oblongis lanceolatisve (3 — 5J poli.. 
