Monographie der Gattung Acer. 231 
supra Tscharbun 4350 m. (HausskNECHT!). In ‚Persia, boreali (AvcHER 42943) prope 
Scharud (BuscE!). Afghanistan, Kurrum valley (Arrcuison n. 853!). In regione media 
Atlantis Majoris, in valle Ait Mesan, a: 1600—4800 m. (BALL). — Var. illyricum: regiones 
meridionales praefert, in Istria prope Pola (EnsLer!), in Dalmatia (Vısıanı!) ad Romam 
(spec. sine collect.!), in Armenia (Szovirz |); — Var. corallinum tantum in arboretis hor- 
tisque observavi! — ibericum est varietas austro- mediterranea, occidentem versus 
usque ad Hungariam meridionalem. Kasanthal in Banatu (Bonsás, JANKA), in Romania 
rossica (BEssEn!), in Caucaso (STEVEN !, Kocu |), ad radices montis Serial Georgiae ( HOHEN- 
ACKER!), prope Elisabethopol (HonENAckEn!), Talysch (Rappe). In Armenia (Szovirz !), 
Kasikibaran (TRAuTv.). — Var. cruciatum: in Dalmatia et Istria, in silvis ad Brestovac 
Banja Serbiae orient. (Pawéié!). — Var. turkestanicum: Turkestan., Daschti Kazé 
(FRANCHET). 
In ambulacris hortisque europaeis saepissime cultum ! 
52. A. orientale (Tourn.) K. Koch. 
TovaNEronT, Coroll. Instit. rei herb. p 43 (ex Koca). — Linné, syst. nat. ed. X. II. 
1300. — K: Kocs, Dendrol. I. p. 540. 
` A. creticum (Tournefort) Linné, Spec. plant. 4497. — Laura, de Acere p. 36. — 
TnATTINICE, Archiv I. n. 20. — Airon, Hort. kewens, V, 5. p. 418. — TuuNsEnG, de Acere 
p. 343. — SıpraorP et SuirH, Prodr. I. p. 263, — De CaNpoLLE, Prodr. I. p. $94. — 
SpacH, Ann. d. scienc. nat. 2. ser. t. 2, p. 474, — Boıssıer Fl. orient. I. p. 950. 
A. sempervirens Linné, mantiss. 428. — Laute, de Acere p. 36. — Tauscn, »Flora« 
XII. p. 550, — Warrers, Repert. I. p. 408. 
A. heterophyllum Willdenow, Arb. 10, t. I. f.4, — De CanpborLLe, Prodr. I. p. 595. 
A. obtusifolium Sibthorp et Smith, Prodr. I. p. 263; Fl. graec. t. 364. — DE CANDOLLE, 
Prodr. I. p. 594. 
Folia breviter vel brevissime petiolata, jam nascentia utrinque glabra, 
supra lucidula, coriacea, hiemem perdurantia, juniora et adulta saepissime 
difformia varie trilobata, lobis saepe obsoletis. Inflorescentia corymbosa, 
cum foliis nascens, nutans, pedicellis glaberrimis, brevibus. Fructus alae 
subparallelae vel angulo plus minus acuto divergentes. 
Frutex vel arbor ad 10-metralis, dumosissima, tortuosa, ramis patentibus cortice 
nigro-fusco vel saepius cinerascente, puncfato. Folia laete viridia, parva 1—4 cm. 
longa, totidem lata, semper glaberrima , saepe subsessilia; quoad formam nimis poły- 
morpha, basi leviter cordata vel rotundata vel cuneata, triloba, lobis subaequalibus, 
ovatis vel oblongis, obtusissimis, vel lobis obsoletis; in formis abnormibus folia etiam 
ovata vel elliptica, obtusiuscula, ceterum juvenilia et adulta satis dissimilia, illis. sim- 
plicioribus, his varie lobatis. Folia margine integra vel subcrenulata. Corymbi ter- 
minales, subsessiles. Flores andro-monoici, mediocres, lutescentes. Sepala libera, 
elliptica vel saepius obovata, obtusa; petala subaequilonga, obovato-spathulata, obtusa. 
Stamina perigyna cupulae margine inserta, sepala superantia. Ovarium juvenile pilo- 
sum; fructus adulti glabri, satis parvi. Loculi nodosi ; alae basi plus minus contractae, 
apice acutiusculae vel obtusae, saepe rubescentes. Stylus brevia; stigmata curvata, illo 
multo longiora. Samara vix 1 cm. superans. 
Varietates sequentes insigniores, sed per transitus conjunctae.: 
1. var. retundifolium Spach 1. c. Folia aeque longa ac. lata basi rotun- 
data, vix cuneata, saepius leviter cordata, forma illa A. monspessulani optime 
referentia. Lobi aequales, acutiusculi vel obtusi. — var. semiorbiculatum 
Boiss., Flor. orient. I, p. 950. 
