POLYPODIACE.E. 



261 



Polypodiacese* 

 Acliantlinm Ldos-. 



Adianthum hispidulum Sw.? (Fig. 94). Ehizoma repens densissime scjua- 

 mis nigris nitidis obtectmn apice ccespitosmn fi-ondigenim. Stipes fnsco-pur- 

 pureu-S subteres ascendens 14-20 cm. longus medio j mm. in diametro primum 

 hispidulus demum glaber nitidus. Frons in ambitu ovata 12 cm. longa toti- 

 usr[ue lata pedato-5-ramosa, ramo terminali 10 cm. longo lcm. lato lineari apice 

 acuminatissimo, pinnis alternis brevissime petiolulatis flabelliformibus 5 mm. 

 longis 4 mm. latis apice rotundatis basi oblic[ue cimeatis margine denticulatis, 

 partibus cuneatis basalibus integris ; petiolulis pinnarum 

 Imm. longis; ramis frondis lateralibus alternis a se lcm. 

 longis, ramis ad iJartem ab axiUis 5 mm. remotam 1-plo 

 fiu-catim ramosis, ramulis superioribus 8 cm. longis, ramu- 

 lis inferioribus 2^ cm. longis ; ramulis linearibus pinnatis, 

 pinnis mediis majoribus inferioribus superioribus gradatim 

 minoribus versus apicem ad nuHum reductis; rhachis frondis 

 et ramorum tota hispida fusco-pm"pm'ea gracillima ; pagina 

 membranacea supra glabra subtus sparse hispida. Sori ad 

 marginem lateris superioris pinnarum siti distincti approxi- 

 mati. Indusia (vel partes pinuarum reflexa3 soriferre) rotun- 

 data in exsiccato rubro-puqnu-ea extus sti-igoso-hisxiida intus 

 dense sporangiifera rotundata basi valde constricta. 



Hab. Shinsuiye, leg. U. Moki, Dec. 1912. 



Xear A. flahellatus L., but distinguishable from it in having much smaller 

 obliquely cuneate pinnules and by tlie long creeping rliizomes densely clothed 

 %vith adpressed black scales. 



Antrophyuni Kvulf. 



Antrophyum sp. (Fig. 95). Rhizoma.? dense squamatiuu. SquamEe 



rhizomatis fasco-castane.'B lineares 3-8 mm. longas basi latissimaj ^-| mm. 

 latJB margine remotissime miuutec[ue setulosfe vel suliintegra;. Frous crespitosa 

 snbsessilis oblanceolata cum stipite subnullo 28-35 cm. h:inga 2J-3cm. lata apice 



* For convenience sake, the genem under tliis family are arranged in the alphabetical order. 



Fig. 94, Adi- 

 anthum hispidtdum 

 S\v?; a, a pinna; 

 b, a soriLs, indasdum 

 tumed up ; c, sori, 

 seen from above. 



