530 100. 



6. A. marimim (L.) ; fronds linear simply pinnate, pinnre 

 stalked ovate or oblong 1 serrate unequal and wedgeshaped at 

 the base. E. B. 392. H. F. 31 . N. 275. Varying greatly in 

 size. Sori not confluent. Maritime rocks. P. VI. X. 



E. S. I. 



** Ultimate subdivisions without a distinct midvein. 

 AMESIUM Newm. 



7. A. Rut a-mur aria (L.) ; fronds bipinnate pinnules rliom- 



8. A. german'icum (Weiss) ; fronds simply and alternately 

 pinnate, pinnae narrow wedgeshaped, blunt the lowermost ter- 

 nate, indusium entire at the edge. H. F. 27. X. 2(55. A. al- 

 ternifolium 8m., E. B. 2258. Fronds 3 4 in. long 1 . Kocks, 

 very rare. P. VI. IX. E. 8. 



9. A. septentriondle (Hull) : fronds 2- or 3-cleft, pinnae very 

 long-lanceolate bifid, indusium entire. E. B. 1017. H. P. 2(). 

 N. 269. Pinnae very narrow, narrowing gradually downwards, 

 with 1 or 2 short bifid lateral teeth, and bifid at the end. Dry 

 clefts of rocks, rare. P. VI. X. 



9. PHYLLITIS Hill. Hart's-tongue. 



1. P. Scolopen' drium (Greene) ; frond oblong strapshaped 

 smooth simple with a cordate base, stipe shaggy. E. B. 1350. 

 H. E. 37. N. 289. Scolopendrium vulyare (Sym.) ed. viii. 

 Fronds 1 2 feet long, acute, often crisped and multitid. Damp 

 shady places. P. VII. VIII. E.S.I. 



10. CETE'EACH * Willd. Rustyback. 



1. C. officindrum (Willd.) ; fronds pinnatifid covered beneath 

 with dense scales, pinn* alternate or opposite blunt [more or less 

 creuatej sessile. Notolepum N. 293. Asplenium L. ? H. F. >(>. 

 E. B. 1244. Fronds 3 6 in. long, green and smooth above, 



1 Adanson was apparently the first author, after 1753, to adopt 

 this name, but we think he intended it to include the greater part of 

 Aspleniwn, L. H. & J. G. 



