Vlll 
Edward Newman 
1781. Asplenium alternifolium, Widfen. Jacq. Misc. ii. 51 ; 
With. Arr. 768; Sm. E. F. iv. 309, E. B. 2258; Newm. 
N. A. 27 ; Hook, and Am. 573. 
Amesium germanicum, Newm. F. 10. 
Stipes shorter than frond ; frond linear, pinnate ; pinnae 
alternate, distant, linear, ascending, bifid or trifid at the 
apex ; clusters of capsules linear. 
A small and extremely rare plant. Caernarvonshire, 
Perthshire. 
*** Frond deltoid. 
Amesium Ruta-muraria. 
Asplenium Ruta-muraria, Linn. Sp. PI. 1541 ; Light/. FI. 
Scot. 665 ; Iluds. FI. Ang. 453 ; Bolt. Fil. Brit. 28, t. 
16 ; With. Arr. 769; Sm. F. F. iv. 309, E. B. 150 ; 
Newm. N. A. 27, F. 261 ; ILook. and Am. 573 ; Bah. 
414. 
Amesium Ruta-muraria, Newm. F. 10. 
Stipes longer than frond ; frond deltoid, composed of a 
few diamond-shaped, stalked, leaf-like divisions ; clusters 
of capsules linear, becoming confluent and entirely cover- 
ing the divisions of the frond. 
A small fern, common on rocks and mortared walls. 
Genus. — Asplenium. 
Mid-vein distinct; lateral veins simple or branched: in- 
volucre linear, attached to the side of the vein, its free 
margin sometimes jagged, but not split into capillary seg- 
ments. 
* Frond linear, pinnate. 
Asplenium Trichomanes. 
1753. Asplenium Trichomanes, Linn. Sp. PI. 1540; 11 ads. 
FI. Ang. 452; Bolt. Fil. Brit. 22, t. 15; With. Arr. 
768 ; Sm. E. F. iv. 805, F. B. 576 ; Mack. FI. Fib. 
341; Newm. N. A. 28, F. 285; 109 ; Hook, and Am. 
573 ; Bab. 414. 
