326 Bulletin Jard. Bot. Buitenzorg, Série 111, Vol. IV. Livr. 2. 



The description is taken from living spécimens cultivated in the Buiten- 

 zorg Gardens, flowering March 1921. 

 Bornéo (NiEUWENHUlS, No. 863). 



Àglaoncma subarboresccns, V. A. V. R. 



Caudex erectus, carnosus, usque ad 2 — 3 m. altus. Foliorum petiolus 

 15 — 27'/2 cm. longus, vaginatus; vagina 12 — 22 cm. longa, in foliis magni- 

 tudinis modica interdum basin laminae fere attingens, a bas! lata apicem 

 versus sensim angustata; lamina in sicco tenuis, ovata, 25 — 35X11—25 

 cm., basi late rotundato-cuneata ad rotundato-truncata et non vel vix 

 emarginata, apice obtusiuscula vel leviter acuminata, brevissime apiculata ; 

 venae primariae + 10—15 utrinque, conspicue arcuato-ascendentes, supra 

 in sicco partim insculptae, partim non insculptae, subtus prominentes, 

 inferiores basin versus subhorizontales; venae secundariae quam primariae 

 paullo graciliores, tertiariae gracillimae. Pedunculus pro ratione gracilis, 

 4- 10— i7'/2 cm. longus. Spatha oblonga (navicularis?), 4 — 5' /o cm. longa, 

 pallide viridis, subalba, breviter acuminata. Spadix quam spatha paullo brevior, 

 stipite 1—2 cm. longo, pro '/2 — ^/4 P^rte cum spatha connato suffultus; 

 inflorescentia feminea brevissima vel usque V2 cm. longa; ovaria breviter 

 ovoidea; stylus brevis crassusque; stigma late discoideum; inflorescentia 

 mascula cylindracea vel ellipsoidea, quam feminea + 5 — 6-plo longior, 

 21/2 — 3'/4 cm. longa, '/a— 1 cm. crassa, pallide viridis, subalba, obtusa. 



Malay name: Sa/idar. 



Sumatra: Mt. Malintang, in forest near river, ait. 1100 m. (H. A. 

 B. BuNNEMEIJER No. 4311, 5 August 1918); Mt. Sago, border of forest, 

 ait. 1150 m. (H.A. B. BuNNEMEIJER No. 4351, 7 August 1918). 



Aglaoncma elongatum, V. A. V. R. 



Caudex usque 50 cm. longus vel longior, a basi apicem versus sensim 

 paullo attenuatus, apice foliatus, medio + 2 cm. crassus, internodiis + 2 cm. 

 longis. Foliorum petiolus 6—12 cm. longus, vagina 4'/2 — 10 cm. longa 

 instructus, ceterum antice leviter canaliculatus, interdum vaginam versus 

 teres; lamina in vivo coriacea, longe lineari- vel lanceolato-ovata, quam 

 lata 5— 7-plo longior, 22-28 X 3^/4—5'/2 cm., paullo inaequilatera, altero 

 latere usque ^^ latiore, dimidia parte basali latissima, apicem versus sensim 

 subfalcato-angustata, supra obscure viridis, copiose minutissime albido- 

 puncticulata, acumine utrinque latere costae linea angusta, flavido-viridi, 

 intramarginali munita, basi rotundata vel late rotundato-cuneata, apice plus 

 minusve sensim acuminata; costa supra apicem versus insculpta, ceterum 

 leviter plano-prominens, média parte 1-, basin versus 2-sulcata, sulcis non 

 profundis, subtus valde prominens, semiteres; venae primariae + 4—5 

 utrinque, superiores suberectae, inferiores angulo acutiusculo ascendentes, 

 longe juxta marginem procurrentes, supra insculptae, subtus basin quam 

 apicem versus distinctius prominentes; venae secundariae quam primariae 



