POLYPODIACEyE. 



1G7 



Dryopteris (Eudryopteris) nigrisquama HAYATA sp. nov. (Fig. 106). 

 Rhizoma ? Stipes 30 cm. lougus basi dense sursum sparce squamatus, squamis 

 totis iiigris inferioribus majoribus oblongis lanceolatis triangulari-lanceolatis 

 usque l cm. longis usque 4 mm. latis, superioribus miuoribus apice lineari- 

 acuminatis basi truncatis vel tenuiter cordatis margine remote setosis vel 

 integris. Frons oblongo-lanceolata 37 cm. longa 18 cm. " 

 lata apice subito acuminata basi trimcata pinnata, 

 pinuis mediis et inferioribus longissimis a se 4 cm. longis 

 angulo 70-80 a rhachibus divaricatis lineari-lanceolatis 

 sessilibus 10 cm. longis 1|- cm. latis apice acuminatis ad 

 summum obtusis basi latissimis truncatis vel truncate- j 

 acutis margine grosse serratis, sen-is inferioribus 4 mm. 

 latis 1 mm. longis ascendentibus! apice submucronatis pro- 

 ximatis ; pinnae rectae vel sursum plus minus falcatae supra 

 subglabrae, costis supra teuuiter impressis subtus elevatis, 

 venis lateralibus a se 3-4 mm. remotis basi ramosis ramis 

 liberis supra non visis subtus teuuiter visis; textura 

 herbaceo-membranacea ; pinnis suboppositis vel alteruis. 

 Rhachis frondis minute squamata. Sori utroque latere 

 costae pinnae 2-3-seriatim vel 

 sursum 1 - seriatim prope 

 costas dispositi. 



HAB. Mt. Arisan, leg. 

 B. HAYATA et S. SASAKI, 

 Jan., 1912. 



Near D. decipiens, but 

 differs from it by the shape 

 of scales and pinnae. 



Dryopteris (Laxtrea) 

 ochthodes C. CH. (Fig. 



107), Ind. p. 280. Lastrea 



Pier. 1O7, DriJopteris (Lastrea) ochthodes C. CH. ; a, 



ochthodes (KUNZE) BEDD. ^ p j t . b> a ^ on the oMta of a pinna; c> 



Fern. South Ind. t. 106. portion of a pinnule; cl, an indusium 



