452 100. riLicEs. 



pinnsB oblong blunt wedgesbaped below upper edge and end 

 crenate-dentate lower entire. PinnK oblique, lower edge nearly 

 straight ; lower pinna mucb the smaller. — A curious variety^ is 

 occasionally found with its pinnae deeply but irregularly pin- 

 natifid with linear notched segments. — Rocks and walls. 0. 

 Bjllamey. P. V. — X. Common Spleenwort. E. S. I. 



5. A. vir'ide (Huds.) ; fronds linear pinnate, pinnae roundish- 

 ovate or rhomboidal crenate, veins simple or forked heyond the 

 sori. — E. B. 2257. H. F. SO.—Sachis green, not keeled. Sori 

 at length confluent. — Rocks and mountains. P. VI. — X. 



E. S. I. 



6. A. mar'mum (L.); fronds linear simply pinnate, pinnae 

 stalked ovate or oblong serrate unequal and wedgeshaped at 

 the base.— ^. B. 392. S. F. 31. N. 275.— Varying greatly in 

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



E. S. I. 



** TJttimate svhdivisions without a distinct midvein. 

 Ambsium Newm. 



7. A. Muta-murdria (L.); fronds bipinnate pinnules rhom- 

 ioicZ-wedgeshaped notched or toothed at the end, indusium 



jagged.— F. B. 150. H. F. 28. N. 261.— Fronds 3—4 in. 

 long.— Rocks and old walls. P. V.— IX. Wall-Rue. E. S. I. 



8. A. germanHcum (Weiss) ; fronds simply and alternately 

 pinnate, pinnae narrow-wedgeshaped, blunt the lowermost ter- 

 nate, indusium entire at the edge. — H. F. 27. N. 265. A. al- 

 ternifolium Sm., E. B. 2258. — Fronds 3 — 4 in. long. — Rocks, 

 very rare. P. VI.— IX E. S. 



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

 long-lanceolate bifid, indusium entire. — E. B. 1017. H. F. 26. 

 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. E. S. 



9. ScoLOPEsr'DEnjM 8m. Hart's-tongue. 



1. 8. vulgdre (Sym.) ; frond oblong strapshaped smooth sim- 

 ple Vidth a cordate base, stipe shaggy. — E. B. 1160. H. F. 37. 

 PhyUitis N. 289. — Fronds 1 — 2 feet long, acute, often crisped 

 and multifid. — Damp shady places. P. VII. VIII. E. S. I. 



10. Cet'ekach Willd. Eustyback. 

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



