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I 

 I 



I 



Plate XLVI1. n. 



THE ALPINE ou DELTOID WOODSIA (Woodsu alpina), 



■ 

 1 



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WOODSIA, It B, 



mm. 



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Clusters of Spore-caw* circular, involucratc, medial, springing from the back of the 

 venules, Indnsimn attached beneath the 8porc*cascs (hence involncral), and 

 divided at the margin into numerous capillary-jointed segments, which arc 

 incurved over the spore-cases. Veins disunited at their extremities; venules 

 simple or forked. 



W. alpixa; fronds linear pinnate, slightly hairy, not scaly; piniue triangular, or 

 triangular-ovate, obtuse, pinnatitid or lobed ; the lobes roundish obovate, nearly 

 or quite entire ; sti|>es and rachis very slightly hairy. 



Woo&M.t AZHYl, Gmy t A'atural Arwje/ttnf #f BriM Vta*I* t ii. 17 <l&2l), iu part. ATirmdii, A'attfatUt'i 



.;'..■ (IStl), IH . BrttiA firm, TOO. Dttttri, FfcwJprwplra £ritoit*wu, iv. Iti, 

 Wooi>m arnttll (ff&nrl?), ItAUityton, Manual $f Brifith Hat/ny, VfX 



WootuU llYrr.RDOKK \, It* Jfrotrt, JW*Mtf*tm* »f the /.rmbfaa fvcU/j &f Is/nJ#» t \i, 1711. &m7A t JCmottth 



Fkr*,2«d„iv. 310- Mooter ««J Amott t BritM K«w B GG7. J/ot, if«*4he& tfSiritUk Fermi, 3 of, 0& 



Setrrtf, FenutfOrtal IJriKi*, 15, t. C 

 ACBOtitCtiL'M ALttmm, BoUtm t FilUtt Britintk*, 70, 1, 13 

 Ackohticmcm )iTrrt£HO**:rM f IMJ^Uattj StwllotK* 37*jhiWkmu, 1793 p 201, L 8. 



PotYmtm:« iivr);nitoai:i y, Sim^:, Synotm /W*>y«, 311. *SWri t ^ofluA Jfofvnr, mil l. "JU23. j&AA'irAr, 



Krypfc$*mUcl* GtMwA*,-, 1«5 P t. 17. b. WitMtnov, lif*fif* PU*tor*m, v, H>7. ZVflfJ^ 7r^»nt PA I I 

 yr*aAfcr, ISO, 



lV>LYlsn*Jt« ILTKXHE* Ilirtrfw;, ,fm*£m*ctiJ ef I/ritiA Ft*nt* r iiL 771 

 Cktmuc* \iri\i\T. f*4* <VtRttiltr t Ftorr ftwBfwiw, 3 od* f ii *H57* 

 PoLTpOPlOM AKVOtflCTM, -SWA. >V^m llrit*tMM*« w lii 111"* 

 PflLYPOhll/U mvr.iM *i. JIVhawvj. »■ Jfrri. 



EXPLANATION OF THE PLAT£. 



PUflV XLVII. R-WaoMtA aih*a; I, from Crirf, rVrththirvv cultivata! ; C*rt*r* ifr/mrr Garde* : 'J. fo.ru iho S*i-t 



Alp* ; J t Athim*: », from Ben Liwer*, Perthshire; IT. Jf. oW*. 



HABITAT.— Thk *i*cie* » rtill mr*r, if po«hk\ than tbo HMrM jlma*. 1 1* headquarter* are Che HKiuniaioj of Perth- 

 shire; rind it ii n\\A to grow in film Piadh. iti Forfafihirv. The reported habitat of Iho Moftnt Hill* in Dumfrieuhin*, 

 it Dot clearly referred lo tbii tpctx*. Betide* thc*e Seottiib local! tit*f r thx* rookv prwipico* of ^aowdoa, in 

 Ctraarroftriiirr, ftw* tho onlj plftcra in which it ii known to grow* t^tu rally witlikii tbo UnitoJ KiiigdOM. 



UKOnKAl'IIirAL IJANCK or i,. o>.idr:, . ..!" KMr. ? r t ll.i^ K ira h^ to found in Lapta*), Nonray, Sa-eJco, Rank, 

 Germany, Htm*nry, Swittertin<t t Fntioo, ami Sp»in t bcniJri Great Bntain. In Aiia it OMin in Stbi T rij T in tbtr 

 n^um of I^ilft IfciiVnl ; ** well *a in Kulu in the i\mjn^ p *>n the »oulhom slojto of llw llin^!d)a (7/4. IfM*xr). 

 In Anirrvn it U fi>untl on tho MounUio^ of al t lfc fi fhmrtU, *t Stskftlfhiuau. and in tho KocVy Mountiitu, Id 

 i\w taxnet nrgton* nbjut firt^t Bear lj»kc, mil on tho irUtuli of U*vui*j Strait.i occur* the Jfo^r^itf glabrfh of Brown« 

 which Kn probably nmill Hiim to iprcifiir nut, and ii rather to bo coDndcr^d ** * ^jmowhai mirv «lcndor »t*to of 

 IK aJpiM. in which the fow l*nir» of tho Ultcr (which thrmxlvej frpbcv tlw M*lra of the clo**ly coDncdod IK UtttuU) 

 nr* w noting. 



Caudez short, subglobosc or oblong, forming a small erect or decumbent crown, furnished with A 

 few scales above. Settles lanceolate, pale brown. Fibres dark brown, wiry, smooth, branched. 



Stipes pale redd irth -brown, from three-fourths of an inch lo two inches long, articulated at about 

 one-third of its length from the base, which is adherent, sparingly furnished with subulate pale brown 

 membranaceous scales. Rachis slightly coloured, and very sparingly furnished with pale narrow 

 deciduous scales. 



VernrUi&ti circinato. 



Fronds from about one and a half to nix inches long, terminal on the eaudcx, membranaceous, 

 of a tender green ; linear in outline, pinnate. Pinnw not rarely sub-opposite, more frequently alternate, 

 triangular-ovate, obtuse, sessile or very shortly stalked, pinnatifid ; the lower ones distant, the distance 

 varying from three-eighths of an inch in the smaller plants to three-fourths of an inch in more vigorous 

 ones, the piiimn about one-fourth of an inch long in medium-sized specimens, up to about half an inch 





