310 



The Flora of Wiltshire. 



Locality, Rocks and walls, and dry banks of hollow lanes. P. 

 77. June, September. Area, 1, 2, 3, 4, 5. Recorded in all the 

 Districts. Fronds tufted, usually from 6 inches to 1 foot high, 

 triangular, attenuated or ovate, twice or thrice pinnate. Pinnae 

 triangular. Pinnules ovate or ovate-lanceolate, inciso, pinnatifid, 

 sharply toothed. Sori linear-elongate, sometimes when old covering 

 the whole surface. The rachis is bare about half its length, and 

 this part is glossy, and of a deep purple, almost black. 



2. A. Trichomanes, (Linn.) common Spleenwort. Engl. Bot. t. 

 576. Newm. 285. Ed. 3, p. 252. 



Locality. Rocks and walls. P. Fl. May , October. Area 1, 2, 

 3, 4, 5. Generally distributed throughout all the Districts. Fronds 

 linear, pinnate. Pinnae opposite, roundish-oblong, obtuse, crenated, 

 stalked, truncated and cuneate below. Bachis purple or black, 

 keeled beneath. Sori oblong-linear, and distinct when young, but 

 often uniting in a circular mass when old. This little fern generally 

 selects a northern aspect, or at least a position not exposed to the sun. 



3. A. Ruta-muraria, (Linn.) Wall Rue. Engl. Bot. t. 150. 

 Neivm. p. 261, 264. Amesium, Newm. ed. 3, p. 253, 256. 



Locality. Old walls, abundant. P. Fl. May, September. Area, 

 1, 2, 3, 4, 5. Recorded in all the Districts. Fronds deltoid, bi- 

 pinnate. Pinnules rhomboid wedge-shaped, notched or toothed on 

 the upper margin. Lndusium jagged. Fronds 3 to 4 inches long. 



SCOLOPENDRIUM, (Sm.) HaRTS-ToNGUE. 



Linn. 01* xxiv., Ord. i. 

 Named from the lines of fructification resembling the feet of a 

 Scolopendra. The English name Harts-tongue, refers to the shape 

 of the leaf. 



1. S. vulgare, (Sym.) common Harts-tongue. Engl. Bot. t. 1150. 

 Newm. p. 289, 292. S. officinarum, Sw. Asplenium, Scolopendrium, 

 Link. Phyllitis, Newm., ed. 3, p. 271, 275. 



Locality. Old walls, and damp banks of hollow lanes. P. Fl, 

 July, August. Area, 1, 2, 3, 4, 5. General in all the Districts. 

 Fronds simple, oblong- ligulate, acute, heart-shaped at the base. 

 Stipes very scaly. Fronds from 6 inches to 2 feet long, often crisped 

 and multifid. 



