454 



abundant on the side of Ingleborough, near the summit ; Aislaby low moor near 

 Whitby; on Sowerby, Wadsworth and Midgley moors, frequent; Baines^s Yorkshire 

 Flora; Croukley-fell, Teesdale, Pen-y-ghent (R. B. Bowman), //. C. Watson. 



Lycopodium inundatum. Plentiful in various parts of Strinsall and Towthorpe 

 moors, as well as in Stockton-forest ; Terrington-carr, scarce, R. Spruce ; Stockton- 

 common, iS. Thompson, S. Gibson ; in a sand-pit on the Malton-road, four and a half 

 miles from York ; Norland-moor near Halifax, Baines's Yorkshire Flora ; Shackle- 

 moor near Castle-Howard, H. Ibbotson. 



Lycopodium selaginoides. Stockton- forest ; Welburn-moor near Castle Howard ; 

 Teesdale, (J. Backhouse, jun.) ; Goldsbro'-moor near Knaresborougli (J. B. Powell) ; 

 Hackness near Scarborough (Mr. Peterkin), R. Spruce ; Stockton-common, S. Thomp- 

 son I on a part of the moor opposite the poor-houses in Wheldrake-lane, four miles east 

 of York; on an island just above the bridge that crosses the Tees to Lower Cronkley ; 

 various places near Settle ; in a marshy place on the moor north-v/est of the Beacon, 

 near Eichmond ; on the top of WhitstonclifF near Thirsk ; Baines^s Yorkshire Flora ; 

 near the beacon, Richmond (James Ward), Towthorpe-moor (J. Storey), H. C. Watson. 



Lycopodium Selago. High moors five miles from Sheffield, not common, /. Har- 

 dy ; sparingly on Stockton-forest and Slingsby-moor, but not unfrequent on the north- 

 eastern moors, R. Sp)-uce ; Pen-y-ghent and Ingleborough (J. Tatham), *S'. Thompson; 

 near Settle, abundant; Penhill ; moors near Halifax, Todmorden &c., Baines's York- 

 shire Flora ; Pen-y-ghent (R. B. Bowman), H. C. Watson; High-green woods, and 

 many other places in the county, S. Gibson. 



Isoetes lacustris. Castle-Howard lake; in the Foss reservoir near Coxwould, 

 H. Ibbotson. 



Pdularia globulifera. Stockton -common near York, Scarborough-mere &c. S. Gib- 

 son ; margin of Gormire-pool near Thirsk, H. Ibbotson ; Gormire, at the base of Whit- 

 stoncliff ; Stockton-forest near York, (0. A. Moore) ; and near Richmond, Baines's 

 Yorkshire Flora. 



Equisetum hyemale. By the Derwent at Crambeck; near Raskelf (J. Backhouse 

 jun.), R- Spruce ; from Wakefield to Pontefract; Goodland-dale near Whitby ; Hackness 

 near Scarborough ; near Halifax, Baines's Yorkshire Flora ; dry woods at Castle How- 

 ard and Kirkham, not common (Teesdale), about Leeds but rare (Rev. W. Wood), 

 Hackfall (Rev. J. Dalton) &c. Turner ^ Dillwyn; Bolton-woods in Wharfedale, S. 

 Gibson ; by the banks of a rivulet at Conesthorpe, H. Ibbotson. 



Equisetum variegatum. Near Winch-bridge, and other places in Teesdale, S. 

 Gibson, C. C. Babington, (J. Backhouse) R. Spruce ; H. Ibbotson. 



Equisetum palustre. Common in the Shefiield district, /. Hardy ; abundant near 

 York, particularly in ditches by the river Foss and in Hob-moor brick-ponds ; not un- 

 frequent throughout the district, R. Spruce ; common, we have three or four varieties 

 of this species, some of them not uncommon, S. Gibson. 



Equisetum limosum. Plentiful in the Shefiield district, J. Hardy ; abundant near 

 York, particularly in ditches by the river Foss, and in Hob-moor biick-ponds ; not un- 

 frequent throughout the district, R. Spruce ; at the bottom of Wensley-dale, Baines's 

 Yorkshire Flora ; common, we have two forms of this plant, perhaps as distinct as E. 

 Mackaii from E. variegatum, one, much smaller and having fewer teeth on the sheaths, 

 grows in the canal near Hebden-bridge, the other and larger plant grows near Selby, 

 S. Gibson. 



Equisetum sylvaticum. Not common in the Shefiield district ; I have never ga- 



