372 



ovato-oblougis, snbobtusis, basi aügustata; lobiilis ovato - ellipticis, 



deiitibus 2 — 3, inaeqiiis, brcvibiis, obiusis- 



Hab. Gallia, Loire, in saxosis ad Cborsin prope Sauvain, 



3200 ped. (Gdgr.). 



Lobi interdum apice subacuti antecedente profimdiiis lobulati; 



folia sat pallide virentia, rigidiusciila. 



Cystopteris adfinita Gdgr. Petiolis omnino pallide nrentibus; 

 foliiim 20 cm. altiim, SVa cm. latiim, ambitu oblongiim, in aciimen 

 longe productum; segmentis sat rectis, oblongis, breviter acutis, ner- 

 vis virescentibus, vix prominulis; lobis late obovatis, basi angustata; 

 lobulis obovatis, 3 — d-dentatis, dentibus valde inaequalibus, acutis, 

 subcuspidatis. 



(M 



Hab. Gallia, Loire, in montosis prope Rutbiange, 3000 ped. 



arbet), 



Lobiüorum dentes interdum denticulati; petiolum basi flexuo- 



sum superne rigens. 



Cystopteris alpestris Gdgr. Petiolis omnino pallide virentibus; 

 folium 10 — 12 cm. altiim, 4 cm. latum, ambitu oblongum, breviter 

 acutum; segmentis sat rectis, oblongis, breviter acutis, nervis pro- 

 minulis, bruneis; lobis obovatis, basi angustissima; lobulis ovato- 

 obtusis, hinc inde minute denticulatis, denticulis acutiusculis. 



Hab. Pyrenaei centr, ad Cauterets, alt. 4000 ped. (P. N. 



Maillard). 



Lobi antecedente majores, basi angustius attenuati; folium ri- 

 gens, amoene virens. 



Cystopteris algeriensis Gdgr. Petiolis omnino virentibus; fo- 

 lium 11—13 cm. altum, 373 cm. latum, ambitu oblongum, longe 

 acuminatum; segmentis patulis, oblongis, superne sat acuto-subacu- 

 minatis, nervis vix perspicuis , virescentibus; lobis obovatis, apipe 

 contractis, basi valde angustata, regulariter bifariamque lobulatis, 

 lobulis obtusis 1 — 3-dentatis, dentibus acutis, tenuibus. 



Hab. Algeria, ad rupes Eavin d'Akbou (Debeaux) et supra 



Tizi-Ouzou Kabyliae (Gdgr.). 



Ab antecedente lobis superne minus obtusis magisque regula- 

 riter lobulati diversa. 



Cystopteris tridentata Gdgr. — Exs, Soc. Barcinonensis 



1876! Petiolis virescentibus; folium 21—23 cm. altum, 4Va— 5 cm. 

 latum, ambitu oblongum, abrupte longeque acuminatum; segmeutis 

 patulo-subrectis, oblongo-acuminatis, nervis prominulis, albidis; lobis 

 oblongo-obtusis, basi truncato-attenuata, lobulis obtusis, tridentatis; 

 dentibus acutis, brevibus. 



Hab. Hispania, Lerida, in fauce Aruzurraja secus flnv. 

 Yidassa (J. M. de Lacoizqueta). 



Elata, rigidula; lobi segmentorum minute nervoso-reticulati, 

 virentes. 



Cystopteris rutheniea Gdgr. Petioli omnino pallide brnnco- 

 rufescentibus ; folium 22—24 cm. altum, 4^/3-5 cm. latum, ambitu 

 oblongum, sensim longeque acuminatum; segmentis patulis, vis erectis, 





