90 



alba. Spadix inlernii.tm. Jiifcrric .wbgfobosus, ovariis tectiis, snperne J 

 clavatus aiitlicris on.isfus, mcilio iiLi ronstrictus antlicris effoetl.s vestltus, 



caeterum spatlia paullo hrcvior , vFolaceus. Fnictus tlcficx.is consMJt ex | 



' I.asi spadicis grandefacti pot lapsum partis masc.ilae globosa , spatha in- ) 



crassala, porsistcntc , deni.im aiuaiitiaca arctc involnta , barris tccla. J 



Baccac siibglobosae 



san^-uincac. Semen iminmi inter Aroidkas forsitari 



3 O 



mnximiim, IiemispTiaericum hinc pliniim, lillo promiiieiite mnrg 

 testa dura, niirra. 



IV. ACONTIAS VARIKGATUS. KtH 



y? 



n 



Al) A. HELLEBORTFOUo. ScHOTT. 1. c. certc diversa species. Radix^ 

 petioli podfinculiqiie pallic^c virides, nKtciilis minutis atropurpnreis in vittas 



^ iindulatas dispositis variegantiir. Spatlia in pcdunoulo niitaule oblique de- 

 ciuTcns, spadicem adaerpiaiis, supra fructum convoluta ^t persistens. 





\ 



■ / 



F 



N 



H 



A 



\ 



D1EFFE\BACHIA 8'c/r6rr In Wien. Zeltsclir. 1829. III. 

 830. Melet. 20. Eynuviu Gen. m\ 1(592. Kth, Enuni. III. 53. 



I. DIEFFEXBACHIA MACROPIIYLLA. 



D. caule erecto} foliis brcviter petiolatisj eUipticiSj apice Lre- 

 Tissime acuminatisj basi truncatis-, oblique costatis^ pedunciilis quam 

 pefiblus parum brevioriTjuSj solitariis, 



Crescit ad rivuhs syhestres Peruviae subandinae versus 

 Cuchero. Novemhre lee fa. - 



r 



Caulls erectus , liber, nullibi radicans, simplicissimus, cylindricus, 

 extus glaberriraus, uitidus, Tiridis, intus valde succosus, basi hcrbaccus. 



vereo-granulosum , concatenatum. Fructus: spatha incrassata, persi&tens 

 arete convoluta, tandem longitudinalitcr rumpens ct revoluta, medio (parte 

 spadicis adnata) inprimis carnosa , sueculenta ct baccis aiirantiacis dense 

 tecta. Baecae globosae, raoUes, succulentae, iiniloeulares , raonospei'mae. 

 Semen subglobosnm, testa coriacea, iimbilico basilari, lato. Albiimen 

 copiosum, farinosum, 



OusERVATio, Tota plaiita pessirae foetet. 



11. DIEFFENBACHIA HUMILIS. 



D caule dccumbcntCj radicante; foliis longe petiolatis 



7 



oblon 



is, attenuato acuminatisj basi ciineatis, strlato pennlnerviis 5 nervis 

 lateralijjus obliquis , tenui^slmis 5 petiole laminam adaequante ; pe- 



annulatus, obiter et distanter articulatus, apice hcrbaceus ct vaginis pe- J diinculum solifarium duplo superant€f. 



tiolorum consistens, tres ad quinque pedes altus, infernc sesquipollicera 

 crassus. Folia in superiore caulis parte altcrna, inferiora distantia, pa- 

 tentia, superlora approxiniata erecta, permagna. Pctiolus junior valde 

 dilatatus , complanatus , margine latisslmo membranacco cinctus , medio 

 parum concavus, basi vaginaus, striatus, viridis, sesquipoliicem latus, 

 septem ad octo poHices longus; pctiolus senior tcrctiusculus, solum basi 

 marginatus et complanatus, scmipedalis. Folii lamina merabranacea, pal- 

 lide viridis, utriuque concolor, penninervia: junior rhombeo ovata, acu- 

 liusculaj basi in petiolum cuueata, novem pollices longa, dimiduim pedem 

 lata: senior elliptica, apice rotundata et h\ acumen angustum^ brevi^^si- 



mum, tres iincas longum desinens, basi subtruncata^ no\endecim pollices 

 longa, trcdecim pollices lata; costa basin versus latissima, supra plana, 

 subtus convexa, carnosa; nervi laterales obliqui, parallcli, acquidistantes, 



r 



in extimo margine arcuatim confluentes. PeduncuU axiilares , solitarii, 

 erecti, teretes, nudi, pctiolo parum breviores. Spatha subcylindrica, ad 

 medium usque conroluta, apice concavo hians, breviter cuspldata, car- 



- ' ■— 



nosa, enervia, viridis, trcdecim ad quatuordecira pollices longa. Spadix 

 ultra medium cum spatha connatus, linearis, parum exsertus, supra planus, 

 foemineus; spadicis pars superior libera, cylindrica, acuta, spatha paullo 

 brevior,raascuIa. Ovaria sparsa, paullisper distantia, spadici semilmmersa, 

 globosa, uniiocularia, rarius bilocularia. Ovurum soIitaz*ium ex basi crec- 

 tum. Stigma sessile e laraellis multis orbiculatis, sibi invicem supcrira- 

 positis, margine liberls consistent, ovarlo latins, striatum, glntinosum, 

 ''glanduloso ciliatum, purpureum. Staminodia quatuor ad sex ovarii basin 

 cingeutia, invicem libera , ascendentia, recurva, cylindrica, clavata, ?n- 

 terdum corapressa et subspathulata, albitla, ovario longiora. Antherae in 

 parte spadicis libera sitae, approximatae, infcrlorcs majores nee dllFor- 

 mes, omnes fertiies, ternatim vel quatornatim conuatae^ rirides, per8l»- 

 tentes, demum induratae; singulae antherae tetragonae, biloculares; loculi 

 connectfro carnoso vertice truncato latere aduati, non poris terminalibus 

 hiantes sed longitudinaliter apertij valvulis ab apice inde soluti^j basin 

 versus revolutis, teuuiter membranaccis, din persistcutibus. Pollen pul- 



Crescil in syhis luctdioribus Maynensibus ad Yurimaguas 



Februario lecta. 



Caulis semipcdalis 5 decumbens, radicans, vnginis emarcidis annulatus, 

 cylindricus, inferne aphyllus, lignosus, apice ex vaginis petiolorum con- 

 sistens. Petioli ancipites, a medio inde marginati, vaginautes, basi dila- 

 tatij dlinidium pedem longi, tennes. Folia membranacea, atroviridia, a 

 medio inde sensim uttemiata, acutis^ma, mncronata, septem pollices longa, 



F 



sesquipolliceni lata, Costa lata utrinque parum convexa; nervi laterales 

 innujucri, densissimi, teiiulssimi , parallel! , angulo acutissimo patentos, 

 versus folii niargincm arcnati. Spatha ct spadix in lierbarlo desunt, se- 

 cundum schedas omni modo practer niagnitudhiem cum lUis specici siipra 

 dcscriptac comcniunt; spatha comprcs^a, dorso plana, viridis, vix quatuor 

 pollices longa J spadix generis; buccac aurantiae. 



HI DIEFFEiNDAClIlA OBLIQUA- • 



D. caule erectoj foliis brevissimc petiolatis, ovalibus, inaeqiii- 

 latcris, basi obtusis, senioribiis utrinque acuti*?, penninemis et ob- 

 lique striate costatisj pcdunculls quam pctiolus dmiidio brcvlonbus 

 fasclculatis , tcrnis. 



Crescil cum iiraecedenle in sylcis udls. Februario /lo 



rchal. 



Caulis consencrnm circitcr iilnaris, roLiisfus, a«l mcdinrn usque folio- 

 .i\is. Folia inferiora mnjora, lon-ius petioIaN, rcmoliora, Imniua fere 

 «bo\ato obloii^a, a medio inde sensfm an^ustala, vigliiti pollices lon^a, 

 gopeme &cx pollices Tata, pctiolo scpfcmpoUicari suffulta: folia superlora 

 basi rotundata, latins ovalia, f|iia(iiordcclni pollices loii-a, dimidium pe- 

 dem luta, lamina inaorjuilaterajnicj.iliranacea, parura nitida, subtus pal- 





I* 



r 



