684 



supcrnc frondiiim basibus reniancutibus donse lecliis. Fron- 

 des metro longiores^ quonim stipes brevis 12 ceiif. tantiim 

 raetitur, obsolete tetragouus angulo antice argiite prominente^ 

 ly^ Cent, crassns, utrinqne spinis brevibus, 2 min. longis, 

 e basl lata acutissirais mnnitus. Rhachis tcuuior, snrsiim 

 raultum attenuata, glaberrima, costa autica acutata duo pla- 

 na separante, postice rolundala, ila ut pars rhacheos postica 

 omnino semiteres sit. Foliola utriuqne lauqiiara in canali 

 iuserta, circiter 125, intma minima 3 — 4, media maxima 

 17 — 18, suprcraa 10 — 11 cent. longa, omnia fere opposila, 

 suprema altcrna, valde approximata, y^ cent. distautia, 

 erocto- adsceudeU'tia, basi inferiore paruraper decurrentia, 

 liucaria, 6 mm. lata, basi angiistala, versus apicem atle- 

 uiiata et in spluam obliquam brunneo - sphacelatam lerrai- 

 nata^ marginibus revolnta, nervo medio crasso, cum revolu- 

 tis marginibus paginam inferiorem bicaualiculatara efficiente; 

 liaec pallida et nitoris expers, superior fere vernicea^ araoe- 

 ne viridis. — Frons speciviinis spontanci^ .a cl. de Sie- 

 liold in ipsa Japonia lecti diffcrt stipilis brevioris spinis 

 approximatis et superiora versus sensim in foliola transeun- 

 tibus, folioüs brevioribus, Toia frons circumscriptionc lan- 

 ceolata , 75 cent. longa, quornm stipes 14 cent.: hie basi 

 dilatata hirsutus, caeterum tetragonus, angnlo poslico obtuso, 

 autico acuto utrinque in caualem demisso, spinis utrinque 28, 

 opposilis, antrorsum directis; infimis brevissimis ^j^mva. lon- 

 gis, superioribus sensim longioribus 5 mm. — 1 cent, longis, 

 tuuc foliaceis. In rhachi postice semicjlindrica et antice 

 obtusius angulata foliola utrinque circiter 95, infima brevis- 

 siraa opposita, media longissima 9 — 10 cent. longa, 5 mm, 

 lata, et ut suprema alterna; omnia acute spinosa, in pagina 

 inf. haud splcndente, fuscesceule hie illic pilosula; rhachis 

 in acumeu puugens desinit. (Dcscr, sec. sp. Herb. Lugd. 

 Bat.) Mire pro aetate diffcrunt irondcs ; juicnilium spcci- 



