Van Alderwerelt van Rosenburgh: Malavan Araceae 2. 185 



lotiga, primum perpallide viridi-albida, demum per- 

 pallide brunneo-flavida, subalba; flores masculi 

 irregulariter 3 — 4-andri (fig. q'). (Forma aberrans). 

 — Bornéo, 



Var. kangcancnsis : Foliorum lamina bas! 

 pro ratione profundius cordata; spatha cum spadice 

 pro ratione longior et gracilior; 

 ovaria pro ratione breviora et 

 crassiora; staminodia quam pis- 

 tilla multo longiora, stipite supra 

 basin conoideam fusiformi (fig. r). 

 In forest; ait. 200—250 m. — A distinct species? 

 Material few and incomplète. 



Kangean Island {nt2iV Java ; C. A. BACKER No. 27477, 

 23 March 191Q). Fig. r. 



Fig. q/. 



Homalomcna discolor, V. A. V. R. 



Enhonialomena. — Herba majuscula, caudiculo usque + 7'/2 cm. 

 longo et 1 cm. crasso. Foliorum petiolus + 20 — 25 cm. longus, viridis, 

 antice plus minusve canaliculatus, parte basali usque ad médium (vel longius 

 aut brevius) vaginatus ; vagina herbacea; lamina herbacea, ovato- vel sub- 

 sagittato-cordata, + 15-20X10 — 15 cm., imo (in sinu) late et brevissime 

 cuneata; lobus anticus late triangularis, 12'/2 — 15 cm. longus, a basi apicem 

 subabrupte et acute acuminatum, breviter cuspidato-apiculatum versus linea 

 extrorsum curvata angustata; lobi postici obtuse triangulares vel semiovales, 

 quam lobus anticus 5-plo brevipres, sinu obtuse triangulari separati, retrorsi 

 vel apice leviter extrorsi; venae primariae ±8—12 utrinque, venis secun- 

 dariis, tertiariis quaternariisque sensim gracilioribus interpositis, basales par- 

 tim recurvatae, partim horizontales, apicem versus sursum curvae, costales 

 sensim ascendentes. Cataphylla alba, 2-carinato-cristata, cristis roseis. Pedun- 

 culi 5 — 12' /a cm. longi, primum pallide virides, demum obscuriores, hic 

 illic pallide rubro-maculati, Spatha elongato-ovoidea, 5 — 7 cm. longa, 1—2 

 cm. ampla, breviter et acute acuminata, perpallide viridis, albida, hic illic 

 (praesertim in dimidia parte superiore) rubescenti-afflata et -maculata, acumine 



rubro. Spadix stipite '/4— '/2 cm. longo suffultus, 

 4— 6'/2 cm, longus; inflorescentia feminea cylindrica, 

 1^/4— 2'/2 cm. longa, ^/4 cm. crassa; ovaria subobpyra- 

 midata, parte inferiore obtuse angulosa, apice conoidea 

 (fig. s), pallide viridia, 3-locularia; stigma sessile. 

 discoideum, rotundum, latitudine apicem ovariiaequans, 

 leviier 3-lobatum, perpallide viride, albidum; staminodia 

 altitudinem pistillorum aequantia vel subaequantia, 



Fig. s. 



