LA8TREA CRISTATA IN BRITAIN. 
G97 
sparingly in the ‘Scraw Bog, Loughanston. Levinge, 1891, sp. 
189-1. Cyle. Ilib. ed. 2, 395, 1898.” 
Tullaghan Bog near Loch Ewel, Westmeath. E. S. Marshall, 
J. Bot. 272, 1899. 
To show how remarkably the distribution of this plant has been 
extended in Britain lately, it is only needful to quote Mr. Baker’s 
N. Yorkshire, 394, October, 1892, when he gives it from two 
localities in that Y. county, and adds, “ There is only one other 
strictly British locality, and one in Ireland.” We have now four 
localities in Ireland, and twenty-three in Britain, distributed 
through eight counties. 
I have not seen any British specimens in the reduced form, 
ft xjiarsijhra, Lange, Hand. Danske. FI., 122, 188(5. 
For an interesting discussion on this species, C. teretinscula , and 
C. paniculata, see ‘ Phytologist,’ 842, 895, 918, 1021, 1119, 1122 
in 1843—4. 
First record. Babington. Man. Brit. Bot., ed. 1, 337, 1843. 
Lastrea crist ata. Presl. Fteridogr., 77, 1836. 
Aspidium cristatum. Swartz, Syn. FI., p. 52. 
Lophodium callipteris. Newman, Hist. Brit. Ferns, 170, 1854. 
Polypodium cristatum. L., Sp. pi., 1090, 1753. 
Crested Shirlpfern; Crested Fern. 
Distribution : — 
Denmark, Norway, Sweden, Finland, Germany, Holland, Belgium, 
France, Switzerland, Tyrol, Hungary, Croatia, Transylvania, Russia. 
Indicated in Spain. 
America, U.S.A., South to Arkansas and Kentucky; Canada, 
Newfoundland to Manitoba. Asia, W. Siberia. 
England : — 
25. Suffolk E. 
Fritton Decoy. Wigham, 1837. Herb. Skepper. 
Westleton Decoy. M. S. Davey, Smith Eng. FI. 4, 289, 1828. 
Edge of Westleton Moor. F. Spalding, FI. Suff., 418, 1889. 
Bexley Decoy, near Ipswich. Sp. Ipswich Museum. ‘Phytologist,’ 
Bidwell and Haward. 
27. Norfolk E. 
In the Marsh near the Ferry, Surlingham, September, 1850. 
Rev. W. S. Hore. Bot. Gaz. ii. , 277, 1850. 
VOL. VII. 
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