CLV. LEITNElllE^. 397 



latere longe stigmatosum desinens. Ovulum uniciiin, parieti lateraliter affiium, amphi- 

 tropum, ascendens, micropyle supera. Drupa oblonga, coinpressiusciilaj exocarpio tenui ; 

 endocarpium durum. Semen hilo lineari lateraliter affixum, fructui conforme, testa mem- 

 branacea. Albumen tenue, carnosum. Embryo rectus, semine parum brevior, cotyledon- 

 ibus plania basi cordatis, radicula brevi exserta supera. 



Frutices non resinosi, innovationibus sericeo-puberulis. Folia alterna, petiolata, 

 majuscula, integerrima, pennivenia, epunctata. Stipulie 0. Amenta e rauiis annotiius 

 ante folia evoluta, in gemmis aolitaria, sessilia, squaniis seu bracteis imbricatia demiim 

 laxiusculis, inferioribus plurimis vacuia. 



Specit's 2, altera Floridana paludosa, altera Texana minus perfecte nota. 



1. Xeltneria, Chapm. Fl. S. V, St. 427. — Genus unicum. Character ordinis. 



Species, uti supra,*2. O.t. DC, Prod.sxX. ii. 154. HooTc. Tc. PI. t. 1044. Bctill. Hist. PL vi. 239, 

 fig. 214 ad 216. 



Genus dubie Myricaceis adscriptutn, nobis potius Urikaceis jiffine videtur, quoad florcs <J Juglau- 

 deas refert, sed habitu, perianthio ? infero, etc., distincte differt, ^ 



DiDTMELEs, Thou. Hlst. Vcg. Afr. Ansfr. 9, i. I (tW 3), arbor Madagascarieiisis a botanicis 

 recentiorlbus non observata, a Baillonio primum ad Rutaceas dubie relata, serius Hist. PI. vi, 241. 

 Leift/eria juxtaposita, ex chiiractere et icone auctoris nobis ab ntroqwe aliena videtur sed affinitas 

 Talde dubia. 



Ordo CLVI. JUGI.AN'BE^;. 



Endl. Gen. 1125. Lindl. Veg. Kingd. 292. 



Flores monoici, masculi sfepius in spicis amentaceis laxis peudulis, foeminei v. rarius 

 utriusque sexus in spicis erectis, ad quamquam bracteam solitarii, sessiles. Fl. ^ bracteae 

 adnati : Ferianthlnm, e lobis 3-6 ad bracteie marginea, v. extremo intra apicem bractere 

 libero, v. perianthium 0, toro bracte?e adnato. Stamina oo (3-40), tore saepius lineari 

 2-oo-seriatim affixa, filamentis brevibus. Anfherce erectse, ovatas v. oblongje, locidis 

 parallelia distinctis dorao contiguis, rima longitudinali duliiscentibus, connective apice 

 clavato V. dilatato v. undique tenui. Ovarii rudimentum rarius evolutum. Fl. $ in 

 rliachi sessiles, varie bracteati, sajpeque 2-bracteolati : Perianthium ovario adnatum, apice 

 breviter liberum, 4-dentatum v. breviter 4-lobum. Ovarinm infernm, 1-loculare; stylus 

 brevis, ramis 2 abbreviatis v. elongatis introrsuni continue a basi stigmatosis saepe 

 fimbriate -phimosis. Oi^ulum 1, a basi erectum, orthotropum. Fructus drupaceus v. rarius 

 nuceus, nunc bractea bracteolisqne auctis basi v. alte adnatis varie involucratus, nunc 

 bracteolis immutatis v. deciduis nudus ; exocarpixim carnosum v. succulentum, arete ad- 

 harens v. demum varie solutum, rarius tenuissimum ; endocarpium durum, osseum, v. rarius 

 tenuius cruataceum, basi intrusum, fructum in loculos 2 v. 4 imperfectos dividens. Semen 

 unicum, endocarpio intruso affixum, superne erectum subintegrum, basi in lobos 2 v. 4 in 

 loculos spurios descendentes divisum, testa membranacea. Albumen 0. Embryo semini 

 conformis, cotyledonibus nunc carnosis ax^ualibus v. rugosis nunc aubfoliaceis intricate 

 contortuplicatis, radicula supera. 



Arbores ssepe magnpe, ligno duro, succo aqueo v. resinoso nee lacteo. Folia alterna, 

 spepius ampla, imparipinnata, foliolis integerrimis serratisve penniveniig stepe obliquis 

 V. falcatis. Stipulse 0. Amenta ^ e ramis annotinis v. ad basin innovationum 

 lateralia ; spicse $ terminales, v. spicoe utriusque sexus ad apices ramulonim homotinorum 

 pi u res. 



Species vix ultra 30, per regiones teniporatj^s liemisphaerii boreaiis in utroque orbe late 

 dispersse, etiam inter tropicos in montanis Asia et Ameriose centralis ohA'iEe. 



Ordo bene distinctus, dim Anacardiaccis approxim;itus, involucro generis typici pro calyce 

 dfiBcripto, porianthii lobis pro pctalis, a botanicis aliis ob spicas mascuUg amentaceas cum Ciqm^iferis 



