Van Aldkkwekelt van RosenbukoU: Malayan l'cnis 12. IQl 



^ Cyathea trachypoda V. A. V. R. 



Stipites ± 75 cm. loii^i, in sicco pallitle biiiiinei, parte iiiferiore parce 

 sqiiamosi, spiiiis brevibiis, siibaciitis, conicis aciileati et basibus persistentibiis 

 sqiianiarimi decessariiiii tiiberciilati, ceterutii aërophoris oppositis, 2-seriatis, 

 loiioitiidiiialibiis, liiieari-obloiiuis, depressis muniti, decidue ocliraceo-furfii- 

 racei, sursuin (cimi parte iiiferiore rliacliidis primariae j gibbis miiuitis, conicis, 

 subacutis acnieolati et punctis miiiutissimis asperiili; squamae longe et 

 anguste lineares, castaneae, pallide eroso-marginatae, caducae. Frondes 

 eloiigatae, + 150 cm. longae, profunde 3-pinnatifidae, apice subabrupte 

 breviter acuminatae; rliachis primaria supra rufo-hirsuto-tomeiitosa, subtus 

 pallida, flavido-bruniiea, cum rliacliidibus secundariis in juveiitute probabiliter 

 ocliraceo-fnrfuracea, mox giabresceiis, sursum laevis velparcissimemuriculato- 

 asperula. Pinnae ascendentes, superiores sessiles, inferiores petiolatae; piniiae 

 inframedianae maximae, elongato-lanceolatae, usque ad 50 cm. longae, breviter 

 acuminatae. Piiinulae firmiter papyraceae, glabrae, subcontiguae, superiores 

 ascendentes, ceterae patentes vel inferiores horizontales ; pinnulae inframedianae 

 maximae, subpetiolulatae, + 8 cm. longae, Vjo cm. latae, infra apicem 

 acuminatum, sensim creiiulatum profunde pinnatifidae, basi truncata pinnatae 

 vel subpinnatae; costa supra rufo-hirsuta, subtus in juventute probabiliter 

 squamulosa squamulis iis costularum similibus, mox glabrescens. Segmenta 

 approximata, lineari-oblonga, patentia vel inferiora horizontalia, subfalcata 

 vel inferiora recta; segmenta maxima fere 1 cm. longa, 2'/2 mm. iata, obtusa, 

 margine in sicco auguste recurvata, integerrima vel hic illic subcrenulata; 

 segmenta infima libéra vel cum segmentis sequentibus ala costali angustissima 

 uiiita; costula supra glabra, subtus squamulis paucis, pallidis, scariosis, 

 lanceolato-ovatis, planiusculis vel subbullatis munita; venae usque ad 8— 11 

 utrinque, furcatae vel interdum 3-furcatae, superiores simplices, subtus pilis 

 caducis, appressis, minutissimis, glanduliformibus munitae, mox glabrae. 

 Sori 1—3 utrinque, costulares, ad venas inferiores positi ; iiidusium postremo 

 squamiforme, rotundum, scariosum, brunneum, erosum, basem receptaculi 



cingens. 



Sumatra: M t. Koeriiitji, in forest, ait. 2200 m. (H. A. B. BiiN- 

 NEMEIJEK No. 10205, 6 May 1920). 



Cyathea ternatea V. A. V. R. 



Truncus usque ^ 7 m. altus. Stipites cum rhachide obscure purpureo- 

 brunnei, in sicco castanei ; stipites spinis acute-conicis copiose aculeati, 

 decidue castaneo-furfuracei, basi decidue castaneo-subulato-squamosi. Frondes 

 profunde 3-pinnatifidae, potius 3-piiuiatipartitae, apice abrupte acuminatae; 

 rliachis primaria subtus in juventute ferruginéo-furfuracea, certe parte inferiore 

 spinulis brevibus, acute conicis aculeolata, supra beviter castaneo-puberula, 

 postremo glabrescens. Pinnae superiores ascendentes, sessiles, inferiores 

 horizontales, petiolatae, maximae + 70 — 75 cm. longae, parte inferiore 

 20 — 25 cm. latae, abrupte acuminatae ; rhachis punctis acutis, sparsis asperula, 



