Plate XLVI. c. 



THE MOUNTAIN BLADDER FERN 

 (Cystofteris Montana). 



CYSTOPTERIS, Ikrnhardi, 



Cluster* of Spore-cases rotundatft growing from the back of the veins, medial, indusiatc. 

 ftutusium hooded or cucullato, fixed by its broad base posteriorly beneath the 

 sorus, and Inflected over it, at length reflected; the free (anterior) margin 

 truncate acute or acuminate, often fringed. Veins disunited at their extremities, 

 branched, the branches {vemdes) simple or forked. 



Cmontaha: fronds triangular, tripimmte below ; pinrue spreading; pinnules ovate or 



oblong, ineiso-dentato or pinnatifid ; the lobes obtusely subfulcate, toothed 

 at the apex ; caudex creeping. 



C¥*T*m:«i. VOXTX*A t Ifrmhtrti, &Ar+kt*i Xtnt* Jwwt fir Ji* /fctfwi*, ISOO, L pirt 3, 20. Ut*, //*rt H 

 Aty« Jkwolwmru, il. 2*1; Ftitmm $f«b*,47. iW, T<Mt*m*n /V^ri^nyto, n. If^lrr, .W, 

 ™Vu tt| L30(X //^W^Ur^*W^^ /*-h'a. F^.y^Ji. Bntmmi*,*. 6$. tfmm, 

 Hutory y BriOd «™. 2 e&, 15D. JtoMy/aa, ,!&„«* */ grfffeft /,^ Hy tl3 . jfo^ i&WAwt tf* 

 tfrttwAJt™,Sa «m^ t fW-w^Omli?rrl«M,-ll t L2l. F/r, Gam >W*>-«, 2ffi>. 



CWTOlTKmi* AtUGM, AV™w, J/y«i£r ft Mytot>jUt t 1S51, w. 



Cmomw* atrium iDiroua, JlVrMi, Xfiftay tfJtrituX Etr** r 3 cd., 1>7. 



PoLrror-ivu uomirni, /**«?*, *'/*« /Vuipii* L 23 (177S). <4itift», Fhr* P^m^U^ «. £57 Q7W)< 

 ILrni*, J*c$*i**i QAktf<ttuai ii + la 



roLtroDirM MTfcMlntnteira, Kit*, Jfc™ flc fr Mw I fr, 114 (17S5) j JUtfetVw A* iW« W„ yWfcV, L 

 292 (17S0) t tii. 851, 1. G3 (17$0). 



Annum «0?<TA7fiT^&«rf^^m*i-'*/^ r * > / i A'^ DM«* fl lWQ.iL 42 j Sf**f*i* JWom»01. &**«*<-, 

 A^rf****** Otrikl*, 01 ( t. uU IFtfUnm; Jy*,*, Pk,*t*r«m t f. 2SG. &r™/, 6W™ Fw&4M« 

 ir, 100. 



CraniE* h**t*s a, &»/«, UMw ^ rAtudtmit Iltple dw &mm A 2Wt, 417. tfofA, *?«» 67™*;.* 

 iii- 100. 



EXPLANATION OF THE PLATE. 



Pi*te XbVLc-^CvnoraiRiiojcvAVA; 1. torn Cnolocbcn, Foriawhirv; J. /taUiw. 2, from Olwi LoeaiJ, PcrLlmhiro j 

 O. J/a*r. 3, from Con-ach L'atbdar in GIm l4chay (culthat<*3) j -*■ Jm/. 



HABITAT— TIim i|Kviw «u ftr*t found in Great Britain, by Mr. W. Wilm, in IS**, on Ben UwVf*, in lVrtMuro. It 

 wm wbuHinotitly ntf with by Mr. \V< Gouifov Dr. Araalt, Mr. Borar, Rtr. W, UUlo, Mr. WWwmbc, and otbon, 

 on the monnlam* iliriauig Glen bxfaay Mt«l Otcn Dochari, m c1m> wn» county. Kownllx it hu b«co c *t^rc4 m tho 

 iatoo dutriru by Dr. lUfour, anil Mr. G. Maw i and in Glen Ida, Cloi*. Por&ntiw, hj Mf. J. lUckltoui^ j lo all 

 ot whom *o arc imlctf^l for ffirrtmcns. It ii furtWr rwonlotl in tho AWiWmX a* havinf; b<cn ftand, in IbiS, 

 on Ucti^nnD^i (? n,lriin^ t a monntain of B«ifi*hiro). 



QEOGRAP1 1 U v L DISTKIBUTIOX-lTitf F«nt i» Touwl in tlio «ita north of Europe, and U tlnwo wattwd hero ami 

 Ibcro touthuanla to S>j»*in, luly, and Hungary. Accohlinj- to lxdrbour, it ta bk* vitb in KamtclutU. It it abo 

 fo«nd on tho Rocky mountains of Dorth***«l AmorifO. 



Rhizome creeping, about as thick m a crow s quill, producing the fronds at intervals, almost black, 

 with a few scattered ovate scat&t on the younger portions. Fibres branched, rigid 



Stipes lateral and adherent to the rhizome, slender, longer than the frond, often twice as long, dark- 

 brownish-purple at the base, paler upward*, sjmringly furnished, especially near the base, with ovate- 

 lanceolate scales. Itacfiis narrowly margined above, ami together with the secondary rachides, which 

 are also margined, Hometimes tinged with purple. 



Vernaiion cireinate. 



Fronds four to twelve inches high including the stipes, the leafy portion being about three or four 

 incites long, and the same in breadth ; herbaceous, deep-green, smooth ; triangular, tri pinnate. Pinna) 



\<3 



