Plate XX IX, 



THE MARSH, or FEMALE BUCKLER FERN 



(I jASTJKEA TilELYPXERIs). 



LASTUEA, /W. 



Clusters of Sporfrcases circular, medial or tmbtormtnal on the venules, covered by an 

 itidu&ium, or membranous scale, huhmttm renifonn, tx. t more or less regularly 

 rotundatc with a posterior notch; attached by the sinus or notch, the margin 

 becoming free. Veins simple, forked, or pinnate; rcnidw direct, disunited at 

 their extremities. 



L. Treltpteris: fronds Innecolato with a broad base, pinnate ; pinnae linear lanceolate, 

 deeply pinnatilid, the lobes oblong, their margins revolute in the fertile fronds 

 which thus appear to have more acute contracted lobes; caudex creeping. 



laMnnliiit.wniMt. /WW, TrxfaatQ PttrJ*V$rtrjiti**?1k Ztal'i*. FUrifrvpAia /Jritanni&t, ir. 00. Ibtinptea, 



J/aaW *f BriiUh lM**$ t 40ft, Amm, Hitter* *f Jfrittal Frr*i, 2 M. 188. Jtoorr, J/Wiw* </ 

 JtritiA -fVrw, 93, S»w4f t Frr*t. 10»£7. 



Atft-lOUll TOELrmtltt &mrig, ^im^r'i Jvnrnxl fir Jiff JUf**U\ ISOO, ii. 40. S*tit& r Flora Itrita**{rv t 

 1110; /."n^VfA Ffora t fa 272. Jfa&rr a*J Anuit, JirifUn FUr* y *i«0. Jfarfxy, FJvra /f*VniiV*, 3«X 



&M*ii-, A'fgpfrpcnutlt Omt&b* til, U M. U'illJr***, Sprnr* Jtatfa-iM, v. 210* SprtipK fy***** 



rrplnliHHm, lr, 101. 



Amimiu Nirnu, Grtft Xmturat Jrratprutui t/ ftritU\ Plant*, iL fc 



AciOCTICJIOl THELYmiii, JJniut**, SpetU* Plantar**, IKS. ifo/fof, fi/iW* Jl/itowiiftr, 7S, I. « ( 1» 



Polyiwuvm TtttLYm*!*, ZfuM**, J/-«/(**j l^aftaratai, Mtf. 



iWitm licu TiiLLTmii*. ifo£a, iVow 0fr*™»V*. iii, 77. 

 Xtrituoniru TiiELYrrcmu. Slrtmpel r K'jWh ifrraTrwiui'vn ^noprf*, 32. 



AflfBIVJI TflKLViTKJiid, tyrrpyt: SSmbt, JfratfiieAifM* I&Unrn* t $|. 



f Ji J Mt-iLih i*ai*cnr*i*, &Atf/. Gaur* Fitintw, tit rata *n*r Arj»ljWjii*f. 



EtKkULMllUUH TniLTPTHiI«, Xr*r*MU t sift**JU to r&yratafht t lx-'il. nii. ; U'ufary $f ftrititV Frr** t ISA, 

 ]>nTOriEllt TliLLTrrtftta, J. Gn*y, Botany ef XvrtKtra Untird Stair*. C3U. 



EXPLANATION OF THE PLATE. 

 PtAT* XXIX. liMTIU TltKLTTinU; from Holt Ixnr*, Norfolk ; tfer. HI //. GMkst***. 



1IAIHTAT.— luou~h widely liUpcraed. I*» M&»h f-Vrn in a comparatively rare |ifcint, bcina; local m it* occurrence, and growing 

 only in niarthy ami bojniy iittiation*, from »otne of which il i* certainly Wmg ilitplaced by dnuiuw. It ia, n<iuvrtfr, 

 pwmlly Upmukfit wIwtp |mwit t In KtigUnd it occur* from tbo roolhcm coniolirs to Iho citivmo north, atrttchii*; 

 <*»L lo Noffolk nnj w«* |o SomnwttMrv. In Wnlm it i* fooml Loth in the northern mA MUUMtt lUvition*. 

 ForTnrwhiro « tbc oily 8ct>Ui«h ^Krnty known to produce it ; and Iho recorded htbitaU in Ireland arc few. Ihoo^h 

 caihmcitig nil Ihc [imvinci? of that Ling&itiu It rang« from tho cont h\xl to nn cUtation of about COO *«4. or 

 upwaroY Wo ant ind« btotl for An abundant mpnly of ►pevtmcot from tb* fena of Norfolk and Cambridgeshire, to 

 tbc Iter, \\\ IL Oirdlcitoue, and the Rot. J. J. Smith. 



OEOGBAFHICAL 1*ISTKIIIi:TlOX,— TbiatVrow found throcghont Europe, It ttenn in Alport \ an-Ja. taricly with a 

 nenly rachi> {A. i^fja^Mun, Klfn.) ii found at tho Cane of Good Hono and En New ftaUud <//0. Hooktf). It t* 

 rcO^dciL a» occurring in the Cnucn*uft,and the Altai rangi* in Itu»»ati A^ia; nod an altk-d jdant of hir^e »inr, but 

 proSaMy not Ji»iinrt ai a n^^e*, ha* been nthered in Stlkim, by Dr. Jlu<>kiT. The »riretni teem* to Int m>C 

 infrequent in North America, thmi«h otUm confuted tt<re with the ruffinentty dibtiDct L* aoeroorderrtw. iho 

 AVplroJr*» tMffttreidtt of Mieliaux. 



Caadcz extensively creeping, branched Sparingly, producing fronds at intervals, slender, blackish- 

 brown, scaly at the growing point aStaifc* few. pale brown, ovatc-lanccolatc. Fibres numerous, dark 

 brown, much branched, smooth or tomentose. 



Stipe* as long as or longer than the leafy portion in the fertile fronds, less elongated and slighter 

 in the barren ; smooth, rounded behind, channelled in front, the base ebony-coloured, pale green upward*. 

 Hachis also smooth and channelled in front> the secondary rochidtt bearing a few small scattered 

 scales, and loos** spreading deciduous hair* ; the latter alrio appear here and tlioro on the veins beneath 

 and along the margins of tlio lobes. 



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