— 154 — 



falcati, obtusiusculi, crenati, inferiores saepe breviores; costula juvenilis 

 subtus sqaumis relative magnis, scariosis, pallide brunneis, parce filiformi- 

 ciliatis, subcucuUiformibus, soros juvéniles oblingentibus, cadiicis ornata ; 

 venae usque ad 10 — 12 utriiique, obscure fuscae, saepe furcatae, interdum 

 duplicato-furcatae, superiores simplices. Sori subcostulares, ad venas 3 — 4 

 inferiores; capsulae paraphysibus brunneis, articulatis, fibrilliformibus inter- 

 inixtae; indusium scariosum, basi + persistenti, obscure brunnea, erosa 

 vel fimbriata, 



The costular scales are attached by a single basai point and placed 

 50 closely near the sori that it often seems as if they are the upper part 

 of the indusia. 



In forest; ait. 2000-2300 m. 



Forma typica. — Sumatra (Mt. Singgalang, H. A. B. Biinnemeijer No. 

 2653, 27 May 1918.) 



V a r. m a j o r : Omnes dimensiones majores; rachis primarianon rugulosa; 

 pinnae inferiores basi distinctius (sed parce) tuberculata; pinnulae subremot- 

 ae, inferiores longius petiolulatae ; lobi subremoti, inferiores inierduni 

 liberi, maximi non rare partim serrato-dentati — Sumatra {Mt. Merapi, H. 

 A. B. Bunnemijer No. 4654, 16 September 1918). 



H e m i t e 1 i a p a r a p h y s o p h o r a, v. A. v. R. 



Amphicosmia. — Stipites 125 cm. superantes, aculeati, decidue ferrugineo- 

 furfuracei, parte inferiore obscure fusci, superiore pallidiores; aculei copiosi, 

 inferiores alte conici, superiores in aculeolos rachidis sensim transientes. 

 Frondes plus minus 2 m. longae; rachis juvenilis ferrugineo-furfuracea 

 vel -tomentosa et specie squamulis valde caducis, filiformibus et ovatis, 

 brunneis munita, parte inferiore subtus elevato-puncticulata et minute 

 aculeolata, parte superiore supra cum rachidibus secundariis rufo-tomentosa, 

 subtus parce asperula. Pinnae breviter petiolatae, plus minusve 40 cm. 

 longae; rachis subtus decidue ferrugineo-tomentosa et in statu juvenili 

 probabiliter squamulosa, in pinnis inferioribus certe basin versus parce 

 asperula. Pinnulae subcoriaceae, glabrae, supra in sicco obscure fuscae, 

 subtus pallidiores, numerosae, subsessiles, deciduae (articulatae?), approx- 

 imatae, maximae + "^'/^ — 10 cm. longae, pinnatipartitae, apicem sensim 

 acuminatum versus serrulatae, basi truncatae; costa supra castaneo-hirsuto- 

 tomentosa, subtus squamulosa; squamulae brunneae, inferiores planae, 

 ovatae vel subulato-lanceolatae, piliformi-acuminatae, squamulis multo 

 minoribus intermixtae, superiores sensim in squamulas costularum transientes. 

 Lobi subcontigui, patentes, lineari-oblongi, maximi usque ad 9 mm. 

 longi et 3 mm. lati, basin versus subintegerrimi, apicem paullo incurvatum, 

 obtusiusculum vel acutiusculum versus dentato-crenati; costula subtus basin 

 versus squamulosa; squamae minutae, brunneae, ovatae, bullarae, piliformi- 

 acuminatae; venae usque ad + ^0 utrinque, furcatae, superiores simplices. 

 Sori ad venas inferiores positi, infimi ad venas inframediani ; capsulae 

 paraphysibus obscure brunneis, squamuliformibus, subulato-lanceolatis in- 

 termixtae; indusium parvum. 



