880 AHACEAK. 



XA.NTHOSOMA 



secundarii |iatenies ; auiiculne .ipproxiniotae , ^e invicpni le^^enios. — Fuiiolut Ui- 

 pedolis, suhcuQiprcssus , suprn cariiiulus , juvciilut)' prncsciiini nd liirciiorem partcin 

 niagis miiiusvc pruiiia obtcctus , dciii(|uc epruiiiosiis ; fulia grnndia , inagis crcct:!, 

 2 pcil- saopc loiiga , l'A— l'A laln , suprn digilis deicisa uiiciitia, venis. •loiiniillis 

 supercmiiiculilius cxcciilis, suliacquulibus ; iicrvi secuudarii circitcr 11; auriculne 

 perraagnae , aeqiie lonj;ae ac lalac , aiij^ulum aculiusculiiiii rurmuntcs , sese pl.nic 

 lepenles. E Dahia missuin. Pngiiiac disco concavo liaud aegie ;ili :if(iiii X. sagiiii- 

 folio C. Koch discerneiiiliiin. 



6. XA.NTHOSOMA CAUACU C. Koch et Uouch<i I. c. ct 1855. — \\-,,:u„u, |,uiiodica; 

 peiiolus crnssiusculus , pallide violaccus nui virescciis, iiiiciis; memhraiiis vagiiiaceis 

 inagnis, suhncqualihus , caDuiiculuiu apcrium ciiigeiitihus , succo lactescciiie impleius: 

 folia cordata, seiisim acuminata , supru iiiteulia el sntiiraie , suhtus pallidi) viridia, 

 murginc uudulata, disco plaiin ; neivi sccuiidnrii crnssiusculi, eiiainsuprcmipntcutissimi; 

 auriculac approxiiuatae. Peliolus sesquipedalis, supia plaiiiusculus, leviler carinaius; 

 folia coidatn , plcrumque seiisim , iionuunqunm loluudaio - acuminaia, V/^ |icd. longu 

 et hasi. vix minus laia, venis suhaequalihus , pnriim suhiinpressie ; ncrvi sccundarii 

 circiter 7, crassiusculi; auiiculne partem superiorem versus plerumque sinuaiiles, 

 apice divcrgcntes , sinuin anguslum iucludenlcs , longiiudine luiiiudiiiem vix supcraiiic. 



— E regioiiihus iropicis Americae auslralis. Pngina superiore saiurale viridi et uiienlc 

 et succo lactescenic satis discrcpat ah alfinihus, X. sagittirolio C. Koch etutili C. Kocb 

 et Bouch6. 



Plaiila a cl. ."schott ad X. roliusiuin suuni iclnia e diagiiosi autoris in diario hoianico 

 auslriaco (oester. hot. Wuchenhl. 111. p. 370) daia , caeierum miiiiiue suflicicnie , luiigc 

 diirere videtur caulis maiiircsti defeciu et colorc saiurate viridi superioris pngiiiac 

 foliorum. X. rohusto Scholi sunt folin laeie viridia et caudex 5—6 poll. crnssus. 

 iSostra species succo Incieu, nec aqueo et foliorum indole lam singularis esl , ul 

 taciUlme iutcriiosci possit. 



7. XANTIIOSOMA ATROVIKEISS C. Koch ei liouthc 1 c. 



^runi miniis rsculenlum , Sagittariae foliis viridi - iiigricaimhus. Sloi>ne voy. 

 tah. 106. flg. 'i. 

 Vegctatio periodica ; pelioliis mcdiocris aut saepius crassiusculus , alrovirens , sacpc 

 obscure lineolatus, pruina opaca ohtecius, denique iiudus, nieuihruiiis vaginaccis saepe 

 inaequalibus , niargine inteiisiiis coloratis , canaliculuin a|iertum cingcntibus , succo 

 aqueo implelus; folia cordnto - ovala , suhito acuminala aut apice roiundaia , supra 

 atrovirentia , subtus iniensius ciiierco-viridia , saepe pruina levi tccia , margine viridi 

 plano ; ncrvi secundarii pateiitcs ; nuriculae laiae , npice rolundalae. — Peiiolus pcdnlis 

 et ulira , hasi 9-10 liii. latus , supcrnc convcxiusculus ; folin pnciie aeqiie longn ac 

 laia, plerumque pcdnlia , vcnis inaequalihus pcrcursn , nervo mcdio suhlus pallidiorc; 

 nervi secuiidaiii circiler 7, patcnlcs , infeiiorcs paicnlissinii ; auriculnc laiiores qunui 

 longae , apice rotunilatae , iiilerduin npiculo jiarvo insiruclne, approximntne , siiiuin 

 ongustum includenies aiit .nc.sc iiinrgiiiilnis lulcroi ilms lcgcnlcs, coiivexnc niU 

 convexiusculae , nec planac. — A clnrissimo iiircsioque percgriiialoic Murilz iii 

 Venezucla collectum. 



p. versicolor. Minus inteuse atrovirens aul saluratius viride el statura innjori 



gaudens; |)etiolus crassiusculus . hasi saepe pollicaris , inenihranis vaginaccis 



iiiacqualibus . amplis, luargine iiueiisius alrovircnlihus ; folia grandia, l'A— IVi 



ped. saepc longn , iiervo inargiiiali disiaiitiorc. 



8. XANTIIOSOMA PILOSUM C. Kocli cl Aug. I. c. 1855. - Vegctatio periodica; petiulus 

 inediocris , tcnuior, pilis hrcvihus cinereus , mcinhruuis vugiiiaceis aequalihus; lolia 

 suhhnslaio - ovntu , cuspidata, mcmbranacca. praescrtiin subius ad nervos el ^cnas 

 liirio-iiilosa, cinerco-virescentia, disco plano , nervo anteniargiunli distincto instructa. 



— Planta iu borto Augustino culta , a Lindenio , hortulano belgico . pro Anthurii 

 s)a'cie accciita puhesccniia lolius lolii Incillinie ilistiiiguenda cst el a X. puhesccnle 



