154 



iiiine libero, «ni-trilociilari^ oennmilis intra loculos soli- 

 tariis v. rariiis binis^ friictn drupaceo v. baccato, enibryonc 

 in foveola in peripheria albuminis cartilaginei locato. 



Ordo X.XXT. Palmae. 



Plantae acrobryae, lignescentes, habilu peculiari, ratlicc 

 palari mox evanida radiculis plurimis, cylindraceis, simplicibus v. 

 ramosis, in molem conicam, interdura ex partc hypogeam dense 

 compactis. Trunciis (caudex) plerumque simplicissimus, rarius 

 sub terra caespitoso-ramosus, rarissime dichotomus, teres, sub- 

 cylindricus, interdum vcntricosus, enodis, foliorum basibus annu- 

 latus V. horridus, cortice versus peripheriam duriore, nonnun- 

 quam corneo, plerumque erectus et elatus, e gemma terminali, 

 saepisslme simplici frondescens. Folia (frondes) alterna, basi 

 vaginali caulcm circa circum amplectente, plerumque demuni in 

 reticulura v. fibrillitium solvenda, peliolo inferne convexo, la- 

 mina pinnatira v. palmatini divisa, rarius simpliciter fissa, pinnis 

 basi callosis, omnino discrelis v. inferne cohaerentibus, longitu- 

 dinaliter nervosis, rarissime venosis, vernatione plicatis, indupli- 

 catis V. reduplicatis, saepius juxla nervos secundarios longitudi- 

 naliter iissis, nervis inlerdum lilorura instar persistentibus, ple- 

 rumque pannoso-tomentosis, aut lepidotis, rarius simpliciter pilosis 

 V. nudis. Spadix e frondis ala, basi amplexicaulis, spat/n's pe- 

 dunculo adnatis, solilariis v. pluribus distichis, nunc completis 

 inclusus, nunc incompletis tectus v. ad ramificationes stipatus, 

 infiorescentia varia. Flores pro ratione stirpium parvi, plerum- 

 que abortu polyclino-dioici v. monoici, rarius perfecti, breviter 

 pedicellali v. sessiles, saepe spadicis foveolis semiimmersi, bractea 

 bracteolisque duabus opposilis liheris v. connatis, interdum ad 

 calli speciem redactis v. plane deficientibus. Perigonium duplex, 

 calyx et corolla subcalycina, utruraque trimerum, persistens, 

 Calyx triphyllus, foliolis liberis v. plus minus inter se coalilis, 

 saepe carinatis. Corolla Iripetala, petalis liberis v. coalitis, 

 aestivatione in floribus staminiferis plerumque valvatis, in pistilli- 

 feris saepissime imbricato-convolutis. Stamina in toro carnosulo 

 hypogyna v. imo perigonio connato perigyna, plerumque sex, 

 biseriata, calyci et corollae opposita, rarius ternatim multipla, 

 rarissime tria, calycis foliolis opposita, in floribus pistilliferis non 

 raro rudimentaria. Filamenta distincta v. basi in tubum aut 

 cyathum connata, aestivalione stricta. j4ntherae introrsae, bilo- 

 culares, lineares, dorso affixae, longitudinaliter dehiscentes. 

 Germen liberum, e carpophyllis trihus, rarius duobus v. unico 

 corapositum, carpidiis in axi cohaerentibus v. plus minus distinctis 

 aut demum coalescentibus subglobosum v. trilobum, uni-triloculare, 

 loculis duobus saepissirae effoelis, in floribus staminifcris saepis- 



