roLypoDUCKE. 



181 



scales are all very similar txj thosa of tlie species, from wlaich this raay not 

 lie regarrlod as a distinct speeies nor even as a variety. 



Dryopteris {Eudryopteris) subdecipiens Hayata sp. nov. (Fig. 119). 

 Rhizoma suberectum apice dense squamatimi, 

 squamis ovato-lanceolatis nigris nitidis 

 apice lineari-acuminatis phis 2 cm. lougis 

 5 mm. latis. Stipes 30 cm. lougus basi 

 dense sursum parce squamatus, squamis 

 iuferioribus vel madiis liuearibus 8 mm. longis 

 basi 1 mm. latis subcordatis margiue snbin- 

 tegris basi parce fimbriatis. Frons ovata 45 

 cm. longa 30 cm. lata apice cuspidata basi 

 rotuudata piuuata, piunis mediis longissimis 

 Uueari-laueeolatis 15 cm. lougis 3 cm. latis 

 apice acuminatissimis basi late ti'uncatis 

 sessihbus margiue 

 crenato- lobulatis 

 sm'sum ad acumeu 

 serratis, lobulis ro- 

 timdatis asceuden- 

 tibus 5 mm. longis 

 7 mm. latis latere 

 superiore 1-2-muc- 

 rouatis, piuuis sub- 

 oppositis a rliachi- 

 bus augulo 80^ 

 divaricatis, inferi- 

 oribus 3-4 cm. a se 

 remotis versus 

 apicem ± falcatis, 

 costis supra im- 

 pressis subtns 

 elevatis, venis lateralibus a s 



Pig. 119, Drgopteris suhdeciplens Hayata ; .a, the plant; b, 

 <a scale on' the apioal portion oE tlie stipe ; c, d, scales on the 

 frond rhachis ; e, a hair on the costula of a pLnna ; f, bas.al por- 

 tion of a pinna ; g, apiaal partion o£ the s.T.me. 



circ. G mra. remotis a costa ansulo SO'^ earessis 



