Van Alderwerelt van RoSENBURGH: MaLayan Araceae 3. 329 



graciliores, tertiariae gracillimae, absconditae. Peduiiculus + 10 cm, longus, 

 viridis. Spatha elongato-conoideo-oblonga, + 7 cm. longa, Vf^ cm. ampla, 

 pallide viridis, basi obliqua, apice acuta. Spadix quam spatha paullo brevior, 

 stipite 2 cm. longo, pro dimidia parte superiore libero, casso suffultus, 

 basi obliquus; inflorescentia feminea '/4 — ^/4 cm. longa; ovaria 1—3- 

 seriata, breviter ovoidea, perpallide viridia; stigma late discoideum, pallide 

 SLilfureum, in medio paullo foveolatum ; inflorescentia mascula conoideo- 

 cylindracea, quam feminea + 6-plo longior, 3 cm. longa, basi fere 1 cm, 

 crassa, eburnea (potius perpallide flavida), obtusa ; stamina inferiora pauci- 

 seriata sterilia, partim subprismatica, partim stamina fertilia simulantia. 



The description is made after spécimens from an unknown habitat, 

 cultivated in the Buitenzorg Gardens. — Near A. commutatiim SCHOTT. 



Amorphophallus Brooksii, V. A. V. R., in Bull. Btz., f (1920) 368; this 

 Bull., tab. 16. 



The photograph, kindly sent to me by Mr. C. J. Brooks, the dis- 

 coverer of the species, has been taken by Mr. A. G. GOW, from Lebong 

 Tandai, quite near the spot where the original spécimen was found, 



Cyrtosperma Merkusii (HASSK.), SCHOTT ; V. A. V. R., this Bull., 1 

 (1920) 374. 



A living spécimen from Sumatra (Deli, Haboko, W. DOCTERS VAN 

 Lfeuwen), cultivated in the Buitenzorg Gardens, is distinguished by the 

 following characters: Leaves with the pétiole green, the prickles often 

 reddish ; lamina green, the antical lobe nearly triangular, very shortly 

 acuminate, shortly apiculate; spathe with the outer side greenish-yellow, 

 longitudinally darker-veined except at the base, purple between the veins, 

 the inner side greenish-yellow, the edges imbricating at the base only, the 

 apex rather shortly acuminate; spadix with the ovaries oblong, with a 

 purple-tinted, bluntly conoid apex slightly surpassing the tepals wliich are 

 green-yellow, at length dark-olivaceous at the apex. 



Cyrtosperma hastatum, V. A. V. R., this Bull., I (1920) 375. 



A living young plant from an unknown habitat, probably from New 

 G u i n e a, cultivated in the Buitenzorg Gardens and that may belong to this 

 species, is distinguished by the following characters : Pétiole more than 50 cm. 

 long, at length dirty-brown, densely olivaceo-verrucuiose among the 

 prickles; lamina green; peduncle green or yellow-green, slightly olivaceous 

 towards the base, very copiously pale-verruculose-puncticulate among the 

 prickles; spathe long-ovate-lanceolate, 27'/2 X 5 cm., broadest near the 

 base, long-acute, dirty-yellow, the lower part pale-glanduloso-puncticulate, 

 the stoutest veins green, the very base green on the outer side, purple 

 on the iiHier side, the upper ^/g portion longitudinally striated, the stripes 



