ATHYRIUM 605 



Penny doubts its occurrence in the Berkshire portion of this 

 district. 

 A. Trichomanes is recorded for all the bordering counties. 



A. Ruta-muraria, Linn. Sp. PI. 1081 (1753). Wall Rue, WJiite Maidenfiair. 

 Ruta muraria, Gerard, 983. 



Top. Bot. 519. Syme, E. B. xii. 135, t. 1880. Nyman, 864. Fl. Oxf. 358. 



Rupestral. Walls, locally common, but absent from considerable 

 areas of the county. P. May- September. 



First record. Adianthum album, Lonic. Cam. Tab. Ruta Muraria, Ger. 

 Wall Rue. Tent woort. On the walls of the King's Walkes at 

 Windsor, [^Hoivs] Phijt. Brit. 2, 1650. See also Meirett's Pinax, 1666. 



1. Isis. Wytham Park. Buscot. Buekland. Dean Court. 



2. Ock. Pusey, Boswell. Marcham, Walker. Sandford. Abingdon. 



3. Pang. Streatley, Pamplin. Tidmarsh. Pangbourn. 



4. Kennet. Donnington. Kintbury, Southcote. Benham. 



5. Loddon. On the walls of the King's Walkes at Windsor, Phyt. 



Brit. (Still there.) Sonning Bridge, with an attenuated form or 

 var. pseudo-germanicum, Milde ? Tufnail. Shottesbrooke. Cook- 

 ham. Hurst. Wargrave. Ruscombe. Bisham. 

 A. Ruta-muraria is recorded from all the bordering counties. 



ATHYRIUM, Roth, Tent. Fl. Germ. iii. 58 (1800). 

 A. Pilix-foemina, Roth, iii. 65. Lady Fern. 



Filix-foemina, Fuchs, not of Gerard. Pohjpodium Filix-foemina, Linn. 



Sp. PI. 1090 (1753). P. Rhaeiicum. Linn. I.e., and Herl., teste 



Sir J. E. Smith. Aspidium Filix-foemina, Swartz in Schrad. Journ. 



ii. (1800) 41, Asplenium Filix-foemina, Bernh. in Schrad. Journ. 



i. (1806) 26. 

 Top. Bot. 517. Syme, E. B. xii. 108, t. 1869. Nyman, 864. Fl. Oxf. 359. 

 Native. Sylvestral. Woods, especially on damp peaty soil. A variable 



species. Locally frequent, but absent from considerable areas of 



the county. P. June-August. 

 First record. Bagley Wood, Mr. Baxter, MSS., about 1820. 



1. Isis. Appleton Common, Miss F. M. Parker. Wytham Woods. 



Cumnor. Buscot. 



2. Ock. Bagley Wood, Baxter. Powder Hill Copse, i^osiweW. Marcham, 



Walker. Wittenham. Tubney. Cothill. 



3. Pang. Bucklebury, Tufnail. Cold Ash Common. Fence Woods. 



Unwell Wood. Pangbourn. Ashampstead. Ashridge. 

 i. Kennet. Ufton. Padworth. Aldermaston. Burghfield. Mortimer. 



Silchester. Brimpton. Wasing. Inkpen. Greenham. 

 5. Loddon. Included in the Wellington Coll. List. Finchampstead. 



Risely. Sandhurst. Blackwater. Easthampstead. Crowthorn, 



