300 
MUSEUM BOTANICUM LUGD.-BAT. 
1|— 2 poli, latis, petiolo 4 — 6 lin.) longe acuminatis integer- 
rimis coriaceis glabris subtus cinereo- v. argyrato-lepidotis, Tenis 
in quovis latere 10 — 14 arcuatis subparallelis; amentis masculis 
fastigiato-paniculatis , femineis simplicibus, floribus masculis 
interrupte-glomerulatis, femineis solitariis; fructibus in rhachi 
spicatis sessilibus, cupula applanato-hemisphaeric^ concentrice 
annulata nucula hemisphaerico-ovoidea vix dimidio breviore.— 
Q. annulata (haud Smith!) Korths. I. c. p. 213. — In sylvis in- 
sulae Sumatrae. 
@84. Quercus Keisiwardtii Korths.: ramulis sublepidotis; 
foliis e basi acuta v. angustata ellipticis v. lanceolato-oblongis 
(3—5 poli., 1 — 2| poli, latis, petiolo 4—6 lin.) obtuse acumi- 
natis integerrimis coriaceis glabris subtus griseo- v. argenteo- 
lepidotis, venis in quovis latere 10 — 14 obsoletis arcuato-pa- 
tentibus; amentis masculis subpaniculatis, femineis simplicibus, 
floribus masculis interrupte glomerulatis, femineis subsolitariis; 
fructibus in rhachi racemosis pedunculatis , cupula applanato- 
hemisphaerica concentrice zonata nucula ovoidea fere triplo 
breviore. Korths. /. c. p. 211. — In Sumatra. 
©@5. Quercus platycarpa Bl. : ramulis glabris ; foliis e 
basi subcuneata ellipticis (2 J — 4 poli. , — 2 poli, latis, petiolo 
| — \ poli.) acuminatis coriaceis integerrimis firmis glabris, venis 
in quovis latere 6 — 8 obsoletis arcuato-patentibus; fructibus pe- 
dunculatis in rhachi breviuscula racemosis, cupula patellaeformi 
gyris nonnullis spirealibus excavata nucula depresso-orbiculari 
paulo breviore. Bl. Flor. Jav. Cujpul. p. 27. tab. 15. — In sylvis 
montanis Javae occidentalis. 
Quercus Ewyckil Korths.: ramulis novellis lepido- 
tis; foliis e basi acuta oblongo-lanceolatis (3| — 6§ poli., II— 21 
poli, latis, petiolo 5—7 lin.) longe acuminatis integerrimis co- 
riaceis glabriusculis lepidotis subtus canis, venis in quovis la- 
tere 10—13 arcuatis parallelis; amentis femineis simplicibus, 
masculis interdum ramosis, floribus masculis solitariis v. saepius 
interrupte glomerulatis, femineis solitariis; fructibus breviter 
pedunculatis in rhachi elongata subracemosis, cupula acetabuli- 
formi concentrice-annulata nucula lato-ovoidea duplo breviore. 
Korths. in Verh . Nat. Gesch. Bot. p. 212. tab. 46. — In sylvis 
montanis insulae Sumatrae. 
68!?. Quercus Tysmauuia Bl : ramulis glabris; foliis e basi 
acutiuscula v. obtusa oblongis (4—9 poli., if— 31 poli, latis, 
petiolo 3—5 lin.) acutis v. breviter obtuse acuminatis integerri- 
mis coriaceis firmis glabris subtus albido-cinerascentibus, venis 
in quovis latere 10—14 arcuato-patentibus; amentis simplicibus 
