Plate XLIII. c. 



THE COMMON HARD KKRN (Blechnum Spicant). 



BLECHNUM, Lmnau$. 



Cluster* uf Sport-casts forming a continuous narrow line on the inner side of a series 

 of transverse anastomosing veins, near to and parallel with tho raid vein, 

 furnished with a membranous cover, fndnsinm continuous opening on the 

 inward side. Veim forked from a central costn; ecntites distinct to their 

 apices in (he barren fronds, united by the transverse or longitudinal receptacle 

 in the fertile. 



B. spicaST; frond* dissimilar, liuear-lanwolato ; the barren prostrate pectinato- 

 pinnatifid, often pinnate below, with oblong linear flat lobes ; tho fertile erect 

 taller, pinnate, with linear acute contracted pinme having relieved margins. 



JJitciiMV SriCAST, SWA, Aft*u>iw*i« FSAe&lwk lifted** &iV*¥4 dc TV/ia, v. 411. Withering, Art*a$t* 

 mutf cf JiritUh FUmtt, \ii, 7£>. 2Ut\ t Cafakct* /fa/W**, i. 132 ; 47am ftrrw*iW, ili* 11. XttVfew, 

 Flora AWej, it. «t ,V<x*r, 1/+*JU*L of JtritiA Fm*. 185. JfeitMt, Hiittrp of UriHA Frriu t 17. 



BuCHVm IWHEALE, Strntz, St&ntJfr** Journal fir Ji* Xfatitml; 1600. ii* 15; $f**p$i* Fiticttm, 115. $*i/h t 



AyKil SJ&Auy, wu, t II5D; F*$ti*k Fform, it. :MH. % ItritUK N**!*, ii. 15. JfiwASy, Flora IHUr- 



*jaf. :IM. Ifrafrr iW Ar*Qti t IirifU\ Fler*, 575. Jfr&Hiyfoa, 2f**»*\ of ItritUl Itotenf, 115. Awjy, 



IVrw, C» B t. 37. &tf rir, Krypt<y*mUch< Oc#>ul# t 102, L 110* WillJemtor, Sptrit* FUmt*M> t. -|0& 

 OiMtMn SriCATtT, ft***™*, ffrfits FltAiarwn, 1522. Jfofto*, Fitk** Itriu a nif<r t &, 1. 0. 

 Ojml'SDA liOfctlUt, SilUlury, /Voiiww, W2, 



OttoCLKA SflCAYT, IlfijTrmn, /Arvfo-flfcrnh Ftwv, li. 11. 



Asm: sii m SriCAJfr, Jlcrn&arJi r &AmJre*j Jwnutfir <tU IhtmX\ 1S01. G. 17* 

 *SniL'fittorri;iiEA SrUMXT, IfVu# r PiaaAr C^ypto^j^!etr t 2^7. Smeli r Fforvt Carahtia, ii. 2SS. 

 ACKOmciivu SriCAMT, Villon* 17u&f re &* Fixnttt de JtovpMxJ, it. fc3& &itel&rp t Flwa Oiqmi*****, 2C7. 

 AcHOkTicnt'u NKVOJutr, /JrMtifv^ /Vor* /'V*i wy*Hf* r J. 11. 



LOUA&IA SriCAXT. /A from *. JfrWf* *VftpariJVJ-» v. 525. SfrtoQel, Syjfewrt JVj^im^T. ir. G£ JVwl, 7Vitf<wa 



iVirifymiritar, 142. », Gram Fitlcum, H& I>flin r Fbrif/vpkia JlWtauuc*, it. 51. 

 LtttL&xU ul-kimu^ /,]".*.!'. Jlortw IfrjiM /frrotaratfr, ii. $0. 



SnciMA U0EI.U.H, i'/wl, Epunli* Jkto*it* t HI. 



Far. ramosum; fronds divided^ the apices of the divisions densely multifid-crigpec^ 

 forming a close convex tuft of segments. 



Jiritith Ffnu t ISO, 1SS, 



Far. MULirpUHCATDH ; fronds divided, the apices of the divisions repeatedly forked, tho 

 ultimate divisions acutely prolonged and forming a Hat spreading tuft of 

 segments. 



EXPLANATION OF THE PLATE. 



Plate XLIII. c— 1Jlkciim.ii Spicant; 1, frvci Exeter* Dcrouahirot It* J* tir**$* J. B. Sru \> r ti ttr ftOrniLLV v * froca 

 Tuntirn!^- 1 \V<11*, Kcni (cttlliTatcd) ; O. i?. WelUtto*. 3. B. Swcaxt multiiliicxtlu; from Pcnfyit, Ci>n«allj 



F Sf*wm. 



11AIJITAT.— Tlw if/«A«»« U ou« of outewnuwn Pern*, dirtributcd all aw tho Unitod Kingdotn. froni tbe Xortbcra «iJ 



Wi'ilvm I»lc« to tbo «Mitb) of Kn^UivJ, ati J from tti+* oaat i\Hil of r^UinI t*> llto «ot of I rvhi^l ; ^rurrln^ i!«o m 



tlic CliAiinol I*Im, Itnn^n fruui tfco o»*t-lc^l to an titration of nearly 1000 feet above tt< **j,bei&2 thviNia 

 Mr. Walwu mturka, laliu^ borixonUl and xerlir*! r*np» into aceount, |>cobablj tho swtt v.idcljMltitrttiutreI of all 

 our IVnu. It p^iwf in henlhy and Btooy ^I*oc^, prefcrrins moiiturc, and U ono of tho few IVrni which thrive At well 

 In oijKHcd aitnftltoni im in *ha&s 



OEOGBAPUICAL UJSTB1B0T1OX.— Xhi« Fern a dwtribulcd over Ettrone, e*t*ni!ing fro«n Sw«lcn In the north, to the 

 Sranuh pctiiuaulA, aud to Kidlyand Crete* Itoceun, nUo, in the Caucabiin i>rvviDcea of Kunia in Ana, and ii firand 

 in KfUfltaTuika and at Sitha, la Afncn, it u found In tbo Aiorv*, Mmleirm, the Ciuuri«. and TetienJle, and at the 

 Capo of Good llope, A Brarilian i»Unl, tbo Lomaria StlU*ma of Pfv*l, i» very clo*cly rcUtcd, ^rhaj>a identical, a> 

 alto it another found in Chili. 



Caudex stoutish, tuftetl, erect or decumbent, scaly. Settles narrow lanceolate-acuminate, deep 

 tawny brown. .AW stout, numerous, branched, the youuger parte densely tomentoso. 



Stipes of tho barren fronds usually short, u 9? one or two inches long, but sometimes four or fire 

 inches, densely scaly at the base, and with a few narrow scattered scales upwards; dark purplish 





