Platk XUII. a. 



THE SCALE FERN, oit SCALY SPLEENWORT 



(Cjeterach officinaedm). 



CETEItACH, mildenoto. 



(Sutlers of Sjwrc-caMs oblong or linear oblique, borne on the anterior side of the 

 venules (except the lowest, which is posterior), at first hidden amongst densely 

 imbricated chaff? scales, tndmium obsolete. Veins forked or pinnate ; venules 

 anastomosing near the margin, the lowest posterior one soriferous on the side 

 next the rachis ; the ultimate rcinlefs free. 



C. opficiharuM; frauds coriaceous, narrow lanceolate, sinuato-pinnatiiid, often pinnate 

 below ; segments oblong obtuse, entire or simiatcly-lobcd. 



I'ltenacii orriciKAnra. ff-7/r/nwir, Ifttimtrath, 10GS; $?<&** PAm/mw, r. loU Iftobr, a turn FSUem, 

 x.mx. W^W^MM F/e«,W& JhKmflm t *fotM>ltfBritiilJht**j t 4\& DmKm, 

 Flerifrtpku Briton*k*, W. St Xmm, /lUiary */ BrilUl Fern, 2 ed, 293. J/****, JUnJiwl e/ hritUk 

 *Vr« ( 181. S***rly, Fer** t C2, L 30. Wr, Geaera JW*m, 20G, t 30 a^ fig, 2. 0roy, ifrifi'd PfoaYtj 



Aaruwiiru C*i«acp, Zfawu, %e*« Jfenfoiw, 153S. fi>W«. JBttaM BritoMnk*, 20, t 12 (bad), 



Airusivat HHfltCUj &Ju6ury, PfvJan**, 10:*, 



ScoLor**n*>iT* Cmucir, V«*#, ^tw^rf* /teAim, lflk SWtf. Xbytot ibta;, xr»i. t. 1211; £Mtd 



J7*rW, m l{0i ifcrt, Fkra Qrrmaftitv, iii, 4S- 



Vitta»ia CtiKiACii q, JfcrnJUroV, ttfcr Ji^mm, (Act* Erford, I&02.) Ifi. 



Gtmxopiimb Cmucn, JfavftaWi, &*r**Va nm* J&trnalfur JU lM*mt\ ISOft. I |*rt 2, 22. 



OBAimitH Cmnacir, &MW, fy»p*U tt7« M , 23. StfUAr, AWo«*u*k frioM*. 16*. t. 7, t X*y*W 



CTH*oa*a*xa Cettracii, JJwvnorJ. tyrfen* Kpttfffin. ir. 38 <«eJ. *vn. 0ro«, wai. etc,), P™/ f Tnla- 



«m P/eriAyrtpAi*. 210, t. 0, fig, 10 (venation incorrect)- 

 JlMLCiixru aQVAtfOPictl, Si&krt. Itttamfol Materia JfoAro, it. 617. 



EXPLANATION OF THE PLATE, 



Purs XLIII. A^Cnmon omc&M*«s 1. f««i B»tb. Somemuhiiv; tor. l\ JfeangaW. 2 ( ft™ North rAncaahiro; 

 Jfm&Anvr. 3, C\ omctXAlinc CMHtATru ; front InlnMI ; J^AlMin. i. the tome rartftr, from Cricklwrrf • j; A 



HABITAT.— Growing on walU and ruin*. 1cm frequently on ealcarcotia roei», raretr epiphytal. ll.=i Fern it jpnerallr dl- 

 pened over England aod Wain, though lew frequent to the c^toro aide? it is abundant in Ireland; And U aonwwtiAt 



rare Ul Scotland, mvumnj:. K^^nr, ia the 1^ TihuK ih IVrthrJiin-, iti Arg\-1mhirt\ ami Iot»; hot ajijur^ittU .i 1 -. i * 



front th*> iLOrlU-ni 1-Ic*i <*f Orkurv tiad 8W(U»d, iaj frviu Ibo Outer IfebriiJoi, It ti Toimd in Jcr*v>\ It* allitudinal 

 nnge » contpdled to wtccd frotn tKe wavIcvH to *tt clcmlk^ of nkout COO feet. In Ireland, Dr. Kiiuiluui found it 

 wwKtimesi ou granite rwka, uul Mtiwf Iwo4 on elnj >l«te. 



UEOOKAPJIICAL inSTlHIIUTIOX,— We do not nod that the Senle Fcm eitcndi further north than Seotbnd, bnt it 

 ocenn thfo U? hout tbc ccniro and with or Europe, a> Tranee, SwitwUnd, Ital^ Oemiunr, Spain, Portnptt Gfee«, 

 A>- In Asm, It u Tound on the Siberian aide of the Ural Mountain* in tbo Ctattmu and TatirU, at Kr/cronm, and in 

 North- Wert India: Kuhntif and Aff fi banbtan (/rt. IloUft). It b found at A^ei>, and in Madeira, the Axon*, mud 

 the Cape de Verd Mandf. According to Kun/e it if al» found in Bnuil* The GremmitU *ttre* of S*art*, (Weivfei 

 Miamtajfe of Wiltdenow, a phnt much larger in it* parU than even tbo JarKr-t fomia of one EogUtci ptant, u peobabl/ 

 diatiiict a* a apeeiea. In fome a|icvtmrm of (hu latter iiv hare two what ipfoarod to he a true ibduainm. 



Oatidcz short, tufted, scaly. Scales ovate- lanceolate, finely reticulate- venose, dark brown. Fibres 

 branched, numerous. 



Stipes short, from half an inch to three inches long; terminal, ami adherent to the caudex ; dark- 

 coloured at the l>ase, furnished with numerous ovate-lauceolato poltately attached scales, of a palo 

 tawny colour, beautifully venose, with close black reticulations 



Vernation circulate. 



Fronds numerous, from an inch and a half to six or eight inches long, coriaceous, deep green and 

 smooth above, densely clothed beneath with ovatc-acuminato, slightly ciliated, tawny reticulately venose. 





