Philodendrec.] €XCL  AROIDEJE, 979 
v. subelongata, funiculis elongatis placentis angulo interiori adnatis 2-seriatim affixa, 
micropyle supera. Bacc:»e in tubo spathze involutze, dense confertze, 1-10-loculares, 1-10- 
sperme. Semina ovoidea oblonga v. ellipsoidea, erecta, funieulo erecto v. curvo, testa 
crassa levi v. costata integumento succulento induta, albumine copioso ; embryo axilis.— 
Frutices et arbusculi scandentes, rarius herbze acaules, caudicibus foliosis ad nodos radices 
rreas emittentibus, Folia vaginis opposita, coriacea, oblonga ovata cordata v. sagittato- 
hastata, integra lobata pinnatifida v. 1-2-pinnatisecta, nervis variis, nervulis tenuissimis ; 
petiolus teres v. in foliis junioribus antice concavus canaliculatus v. excavatus, apice raris- 
sime tumidus v. geniculatus, vagina persi Pedunculi terminales et axillares, ssepius 
breves, plerumque fascieulati. Spatha crassa, alba rubra v. flavida, tota persistens, tubo 
convoluto acerescente demum rupto, lamina cymbiformi post anthesin reconvoluta, demum 
succulenta, suaveolens. Spadix spatham subzequans v. brevior, sessilis v. breviter stipi- 
tatus; inflorescentirze densiflorze, 9 brevior quam d', in fructu dejecta. 
Peyritsch, Aroid. Mazimil. t. 34 ad 42. 
"Exorrox, Schott in. Gistr. Bot. Zeit. 1865, 35, est P. surinamensis, Engl. Arac. 361, species semini- 
bus preelongis. 
42. Schott i. Bonplandia, 1859, 31.—Flores in spadice appendi- 
culato monoici, 4 et 9 contigui. Perianthium 0. Fl. 4: Stamina distincta, filamento 
stipitiformi; anthera lineari-elongata v. subclavata, obtusa, obtuse hexagona, loculis 
angustis contiguis poris apicalibus? dehiscentibus. Fl. 9: Ovarium prismaticum v. ob- 
idat vertice rotundato, 4-loculare?; stigma sessile, hemisphsricum ; ovula 
rthotr funieulis elongatis supra basin ovuli insertis placentis elongatis 
2-seriatim affixa, mieropyle supera. Fructus . . .—Frutex alte scandens, caudice tereti 
ramoso lmvi haud annulato. Folia longe petiolata, ampla, pinnatim pedatisecta, cruribus 
membranaceo-marginatis eum petiolo articulatis recurvis pinnas remotas gerentibus, pinnis 
ilibus oblongo-l lati inatis, costa. prominula, nervis tenuibus creberrimis, 
petiolo valido elongato stricto ima basi crassa tantum vaginante; cataphylla pedalia, 
ensiformia, rigide coriacea.  Pedunculus . . . Spatha crassa, lata. Spadix crassus; 
infl tie cylind d angusti taminil issimis sensim magis imper- 
fectis abbreviatis et in appendi nudam cylind id productis ; 9 masculo 
sequilonga, ovariis magnis haud densis. 
Species 1, Brasilim borealis ad Rio Negro incola. Genus valde singulare, certe, ut suspicatur 
P 
Engler, PAilodendron y sed spadiee in appendieem nudam 
abeunte, et foliis insignil Exemplaria imperf tantum nobis suppetunt difficillime 
Serutata, 
LZ, 43. Siyngontum, Schott in Wien. Zeitschr. iii. T80, excl. sp.; Gen. Aroid. t. 48.— 
Flores in spadice inappendiculato monoici, 4 a 2 remoti, masculis imperfectis compactis de- 
planatisinterjectis. Perianthium 0. Fl. d : Stamina 3-4, in corpus sessile obpyramidatum 
ambitu 3-4-lobum, vertice deplanatum connata; antherarum loculi lineares, basin fere 
connectivi attingentes, contigui, rimulis apicalibus infra margi hi 
Fl. 9 : Ovaria oblongo-obovoidea, lateribus connatis, 2- v. abortu 1-locularia ; stigma sessile, 
convexum, integrum v. 2-3-lobum ; ovula in loculis solitaria, anatropa, suberecta, funiculo 
brevissimo placentz basilari affixa, micropyle infera. Baecm spathze tubo incluse, in 
syncarpium mucilaginosum connais. Semina obovoidea v. globosa, funiculo brevissimo, 
strophiolo gibbo, testa levi tenui nigra, albumine 0; embryo macropodus.—Frutices 
dentes, vasis laticiferis instructi, caudice ad nodos radicante et foliifero. Folia petio- 
lata, primaria sagittata, adulta pedatim 3-9-secta, petiolo elongato, vagina persistente 
TIRCNC, 
