452 



Athyrmm irriguum. Occurs occasionally in the SliefReld district, J. Hardy ; 

 Midgpool-lane near Hebden-bridge ; Mr. Francis observes that this plant is very ten- 

 der and without fmit; the specimens which Sir J. E. Smith sent to his correspondents 

 are very rigid, and bear fruit very abundantly, (S*. Gibson. 



f Asplenium fontanum. I found a single root of this plant on an old wall above 

 Skipton-castle, in July 1835; I took all the fronds and the plant, of course, 

 disappeared ; and I have a specimen of the plant given to me as a Teesdale 

 plant, but perhaps under some mistake, S. Gibson. 



f Asplenium lanceolatum. On a wall in the village of Wharfe (Bolton), Turner Sr 

 Dilhvyn, 723. 



Asplenium Adiantum-nigrum. Rather uncommon in the Sheffield district, /. Har- 

 dy ; near Halifax and other places, S. Gibson ; Old walls in Ray-wood, Castle How- 

 ard ; on the moors near the Hole of Horcum ; on the banks of the Greta, and many 

 other places in Teesdale, Whitstoncliff &c. (J. Backhouse jun.), R. Spruce; rocks at 

 Ampleforth near Helmsley, walls on the moors above Pickering, H. Ibbotson. 



Asplenium Ruta-muraria. Common in the Sheffield district, /. Hardy ; on the 

 walls of Skipton-castle, near Hebden-bridge, S. Gibson; old walls, bridges &c. near 

 York and Castle Howard, R. Spruce ; York city-walls, »S'. Thompson. 



f Asplenium septentrionale. Ingleborough-hill (Mr. Tolield). It does not appear 

 to have been found by any subsequent botanist; — Turner and Dilhvyn, 723. 

 I have seen specimens from Ingleborough, and think it is probably there yet. 

 J. Backhouse, jun. 



Asplenium marinum. On the cliffs north of Scarborough, very rare, S. Gibson. 



Asplenium Trichomanes. Common in the Sheffield district, J. Hardy ; High- 

 green woods and many other places, .S*. Gibson ; old walls in Ray-wood, Castle How- 

 ard, Knaresborough, (T. B. Powell) ; on an oolitic limestone crag at Crambeck, near 

 the Derwent ; near the Hole of Horcum ; on the magnesian limestone at Thorpe-arch; 

 Whitstoncliff near Thirsk, where I find a variety with divided fronds, (J. Backhouse), 

 R. Spruce ; Near Pontefract, S. Thompson ; a variety with the fronds deeply divided 

 grows on the Whitstoncliff near Thirsk, Baines^s Yorkshire Flora. 



Asplenium viride and the ramose variety, very common near Settle, J. Tatham ; 

 common at Green-hill, Settle and other parts of Craven ; var. ramosum, Ogden-kirk 

 near Halifax ; var. acutifolium naihi, with the pinnse vei7 long and pointed, this beau- 

 tiful and very distinct variety was found near Settle by Dr. Chorley of Leeds, to whom 

 I am indebted for specimens, S. Gibson ; Aislabeck, Richmond (James Ward), Gor- 

 dale (R. B. Bowman), H. C. Watson ; specimens from near Halifax, W. Wilson ; 

 Cronkley-fell and many localities in Teesdale, on the limestone (J.Backhouse jun.), R. 

 Spruce ; Gilla-leys wood ; walls on the moors near Pickering, H. Ibbotson ; Inglebo- 

 rough, Widdale-fell, Wensley-dale, Reeth-moor in Swaledale, Hill-gill near the side 

 of the brook, Baines^s Yorkshire Flora. 



Scolopendrium vulgare. Common in the Sheffield district; var. crispum, plenti- 

 ful near Sprotborough, two miles from Doncaster ; var. undulatum, in Edlington-wood 

 and on Warmsworth-cliff near Doncaster; YdiX. ramosum, one plant on rocks near 

 Sprotborough, /. Hardy; on the sea-coast at Scarborough, and on the hills above Set- 

 tle, S. Gibson; Thorpe-arch (J. Backhouse, jun.) ; in the Long walk Castle-bank, and 

 at Knaresborough (T.B.Powell); old walls near Castle Howard, peculiarly abundant 

 in Mowthoi-pe-dell, where I have gathered many varieties ; R. Spruce; Plumpton-park 

 near Harrogate (J. Richardson), S. Thompson. 



