HYMENOPHYLLACE.E. 



141 



ordinis I. mediis ovato-triangularibus a se 1 cm. reraotis a, rhachibus frondis 

 50-60 egressis 5 cm. longis 3 cm. latis, pinnis ordiuis II. mfimis ab axilla 

 inter froudem et pinnam infimam ordinis I. 5 mm. distantibus ovatis 2 cm. 

 longis 1^ cm. latis apice obtusis basi oblique tnmcatis pinnatis vel bipinnati- 

 fidis, segmentis ultimis linearibus } mm. latis apice obtusis vel brevissime 

 2-lobatis vel soro terminatis, sub soro valde constrictis, partibus coustrictis 

 -I mm. latis ^ mm. longis stipitiformibus. Frons pagine utraque glabra, costis 

 venis venulisque utraque elevatis, margine integra ; rhachis frondis deorsum 

 interrupte angustissime alata sursum distincte alata ; rhachis piuuarum dis- 

 tincte alata. Involucrum ad basiu 2-valvatim fissum bivalvatum terminale 

 rotundatum latius quam longius 1 mm. longum margine subintegrum vel obscure 

 denticulatum. 



HAB. Arisan, leg. B. HAYATA et S. SASAKI, Jan., 191:5. 



Near H. polyanthos, but differs from it by the broadly r nm 1 receptacles 

 with short stalks. 



Hymenophyllum javanicum SPKENG. (Fig. 81). 



HAB. in monte Arisau, ad 7000-8000 ped. alt., 

 leg. B. HAYATA et S. SASAKI, Jan., 1912. 



Compared with a Japanese specimen so labelled 

 in the Tokyo herbarium. Our fern looks to be a 

 little different from it in having much broader lobes 

 of the pinnae. 



Hymenophyllum parallelocarpum HAYATA 

 sp. nov. (Fig. 82). Rhizoma repens gracillimum % mm. 

 in diametro sectionis teres rubescens piloso-squamatum, 

 pilis nigro-castaneis, remote radicans, radicibus pilosis. 

 Stipes cum fronde perpendiculariter pendulus 2-2 * 

 cm. longus gracillimus atro-castaneus glaber basi 

 piloso-squamatus, squa- 

 mis piliformibus 

 nigro-castaneis. Frons 

 oblongo-lanceolata vel 

 obovato-lanceolata Fig. 81, nymemphyllum jav mimm SPWKXO. 



