POLTPODIUM. ■WOODSIA. 445 



pair quite distinct, -with a minute stalk, standing forwards and 

 pointing: from the others. — Damp places, loving the spray of 

 waterfalls. P. VII.— IX. E. S. I. 



3. P. Dryop'teris (L.) ; fronds temate glahrous, divisions pin- 

 nate, pinu£e pinnatifid blunt uppermost nearly entire, clusters 

 marginal.—^. B. 616. H. F. 4. N. 123.— Rhizome black, 

 wiry, creeping, slightly scaly. Stipe slender, brittle. The three 

 divisions of the frond loosely spreading, the middle one rather 

 the largest. Very young fronds resemble 3 little balls on wires. 

 Not glandular. — Shady mountainous places. P. VI. VII. 



E. S. I. 



4. P. Bobertidnum (Hofiin.) ; fronds triangular subfemaie 

 glandular-mealy, lower branches pinnate, pinnse pinnatifid blunt 

 uppermost nearly entire, clusters marginal. — H. F. 5. P. Qal- 

 careum Sm., F. B. 1525. N. 131. — More erect and rigid than 

 the preceding, always covered with very minute stalked glands 

 giving a mealy character to the surface. Frond scarcely 3-fid, 

 the lower branches being much smaller in proportion to the 

 middle one; all the 3 erect, rigid. — On broken limestone ground. 



P. v.— vm. E. 



*** Veirdets not knobbed, scarcely reaching the edge, simple or 

 branched, each bearing a cluster below its end or that of its 

 atUerior branch. Rarely there is an oblique curved false in- 

 dusium. Pseud ATHYEiUM Newm. 



5. P. alpes'tre (Hoppe) ; fronds lanceolate bipinnate, pinnte 

 narrow-lanceolate with a broad base contiguoiis, pinnules widest 

 at their base acute pinnatifid with serrate lobes and branched 

 veinlets. — S. F. 6. S. 49. — Pronds auberect, 1 — 3 ft. high. 

 Much like Athyr. Filix-fmmina. — ^High mountain-valleys. P. 



vn. vin. S. 



6. fP. jhx'ile (Moore); fronds liuear-lanceolate bipinnate, 

 pinncB ovate-lanceolate distant, pinnules narrow at their base ob- 

 ovate bluntish serrate and with unbranched veinlets. — N. ed. 3. 

 203.— P. rheticum El. Dan. 2607 ?— Stipe short. Fronds much 

 less divided, narrow, elbowed, spreading horizontally. Clusters 

 crowded at the base of the frond, fewer upwards. — ^Abundant in 

 Glen Prosen, Eorfai'shire. P. VII. VIU. S. 



3. WooDs'iA R. Br. 



1. W. ilven',iis (R, Br.); frond lanceolate hairy and chafiy 

 beneath pilose above, pinnm oblong or ovate pinnatifid, lobes very 

 blunt nearly entire.— JE^. B. S. 2616. S. F. 8. iVI 137.— Rhi- 



