327 



2. Sogmentorum lo))i aj^ice obtusi vel rotuütluti. 



t Lobi simpliciter sorrati vcl lobulis omuibus integris praediti, 



Gystojtterls depressa Gdgr, Petiolis viridi-fiiTvis; foliuni 8 — 

 10 cm. altiim, 2 mm. latum, ambitu anguste oblongum, sonsim cou- 

 tractum: segmentis patulis, ambitu ob1o^go-obti^^is, nenis ftilvi??; 

 lobis obovatis, subobtusis, basi dilatatis, margiuo deutibu^i ovaLo- 

 cllipticis, acuto-mucroiiatis oruatis. 



Hab. Gallia, Loire in rupibus supra Pelussin, 2500 pod. 



(Gdgr.). 



Species liumilis, depressa, foliis aiigustioribus^ sogmontoriim 



lobis acute sorratis praesertim conspicua. 



Ci/stopteris uuihratica Gdgr. Petiolis fulvo-nd)enti^lJ^'; folium 

 18—22 cm. altum, 3 cm. latum, ambitu oblougum, suponie loiige 

 acumiuatum; segmeutis sat erectis, ambitu oWougo-subadiminatis, 

 nervis minutissimis, albidis; lobis obovato-obtusiusculis, basi valde 

 dilatata, dontibus eorum inaoqualibus, triaügulari-acutis. 



Hab. Gallia, in fissuris rupium umbr. ad Sauvain, Loire, loco 

 dicto C bor sin, alt. 3200 ped. ubi abundo ipse legi. 



Folium autecodente intensius virens; fructificatioues donsiores, 

 segmentorum acuminatorum nervi tenuiores. 



Cystopleris consanguinea Gdgr. Petiolis fusco-rubentibus; fo- 

 lium 28 — 30 cm. altum, 5 cm. latum, ambitu oblongum, apice sen- 

 sim acumiuatum, segmentis sat croctis, ambitu lato oblongis, sensim 

 acuminatis, nervis prominulis, virescentibus; lobis obovatis, obtutls, 

 basi dilatata, dentibus eorum inaequis, triangulari-cuspidatis. 



Hab. Gallia in monte Semioure prope Chatelneuf, Loire, 

 1100 ped. (Gdgr.). 



Praeccdonte paulo major, nervi magis prominuli. 



Cifstopteris amoenifolm Gdgr. Petiolis basi tantum fulvo- 

 rubontibus; folium 18 — 20 cm. altum, 4 — 47- cm. latuna, ambitu 

 oblougum, apice abrupte satque acumiuatum; se^gmontis patulis, am- 

 bitu oblonge -triangularibus, acutiusculis, nervis prominulis, minus 

 albidisque; lobis obovato-oblongis, basi angu^tissima, dentibus eorum 



magnis, obtusis, late ovato-ellipticis. 



Hab. Austr. super, ad Aistersbaim (K. Keck). 



Gracilis, amoone virens; lobi antecedentibus magis dentati, den- 

 tibus profundis, obtusis; folium inferne interrupte pinnatum. 



Cystopterh litcescens Gdgr. Petiolis usque ad segmenta amoene 

 fulvo-brunneis; folium 14—17 cm. altum', 4 cm. latum, ambitu ob- 

 lougum in apicem abrupte lougequo acumiuatum; segmentis horizon- 

 talibus, ambitu late obovato-oblongis, superne vix acutis, nervis ni- 

 tide albescentibus; lobis basi dilatatis, late obovato-oblongis, dentibus 



obovato-acutis, saepius in apicem bifidis. 



Hab. Anglia, Twel Dil, Carnarvonshire (J. Harbord 



LeAvis). 



Petiolus iuferne rufus, apice versus segmenta nitide^ albidus; 

 dens loborum conspicue obovata, superne saepius minute bifida. 



