AROIDEAE Juss. (Antliurium.) 69 



mcdius utrinquc prominens et rotundatus. Petiolus semicylin- 

 dricus. Pedunculus crcctus. Spatha ercda, ovato-lanceolata, 

 acuminata, pallide viridis, spadicc viridi-albido brevior. (Hook.) 

 6. A. LOIVGIFOLIUM. Subacaule ; foliis petiolatis, lineari- 

 lanceolatis, acuminatis, mucronatis, basi rotundatis vel obtusis, 

 herbacco-coriaceis (exsiccatis subcoriaceis), glabris, nitidis, pen- 

 ninerviis; nervis lateralibus patulis , ante marginem et in ipso 

 margine confluentibus; costa supra acutangula, subtus semite- 

 reticonvexa; petiolis compressiusculo-terctibus, interne leviter 

 canaliculatis , apice geniculato-tumidis, folio triplo quadruplove 

 brevioribus; pedunculis elongatis, crectis ; spatha approximata, 

 patentissimo-rcflexa, lincari-lanceolata, acuminata, spadice gracili 

 recto \ breviore. Pothos longifolia Hoffmannscgg. 3ter JYachtr. 

 p. 53. Hort. Berol a. 1835-40. Pothos elongefla Hort. Berol. 

 a. 1831. — Brasilia. — Folia 11-14-polIicaria, 24-26 lincas 

 lata, satiate viridia, subtus laete viridia; nervis latcralibus ob- 

 soletis. Pctioli 4-5-poIlicares, comprcsso-terctes, interne leviter 

 canaliculati, juniores terctiusculi, interne vix plauiusculi, laete 

 virides. 



7. A. Beyrichianum. Caulescens ; radicans ; foliis petio- 

 latis , lanceolatis , acutatis , mucronatis, basim versus gradatim 

 angustatis, herbaceo-coriaceis (exsiccatis pergamentaceis), nitidis, 

 penninerviis ; ncrvis lateralibus divaricatis, ante margincm ct in 

 ipso margine confluentibus ; costa dorso acutangulo-carinata; 

 petiolis compressiusculo-semiteretibus, dorso ccarinatis, interne 

 leviter canaliculatis ibiquc utrinque acutangulis et angustissimc 

 marginatis, apice geniculato-tumidis, folio triplo brcvioribus; 

 spadicibus longissime pedunculatis, ercctis, rectis , gracilibus ; 

 spatha approximata , patentissimo-subreflexa, lincari-Ianceolata, 

 acuminata, spadice \ breviore. Pothos e Brasilia Hort. Berol. 

 u. 1831-40. — Brasilia. — Folia bipedalia, 4^ poll. lata, satiate 

 viridia, subtus pallidiora; costa media utrinque prominentc, 

 supra convexa, subtus acutangulo-carinata. Pctioli 8-pollicares, 

 virides, dorso haud carinati. A. rubricauli proximum, diversum 

 petiolis dorso convexo -rotundatis (nec carinatis) , spadicibus 

 gracilioribus. 



8. A. RUBRICAULE. Caulescens ; radicans; foliis petiolatis, 

 lanceolatis, acuminatis, basi cuneato-angustatis, herbaoeo -coria- 

 ceis (exsiccatis pergamcntaceis), interdum apice complicato-re- 

 curvatis, nitidulis, penninerviis ; nervis latcralibus divergentibus, 

 ante marginem et in ipso margine confluentibus ; costa dorso 

 acutangulo-carinata; petiolis semiteretibus , dorso carinatis, in- 

 ternc canaliculatis ibique utrinque acutangulis et angustissime 

 marginatis, apice geniculato-tumidis, folio 4-5-plo brevioribus; 

 spadicibus longc pedunculatis, rectiusculis ; spatha approximata, 

 reflexa, lanceolata, acuminato - cuspidata, spadice dimidio bre- 

 viore. Pothos rubricaulis Hort. BeroL a. 1835-40. Pothos cx 

 Insula St. Catharinae Brasilicnsium Urville , herb. a. 1825. — 



