The Flora of Glamorgan. 191 



Ophioglossum, Linn. 532. 



1907. vulgatum, Linn. Common Adder's-tongue. Tafod y neidr 



cyffredin. 

 Common. Abundant. Native. Pascual, etc. 



Very widespread and abundant on the pastures of the Vale of 

 Glamorgan, but easily overlooked. In S.W. Glamorgan it occurs 

 very often associated with the cowslips and Orchis Morio. The 

 records for other areas, where the plant is apparently less abundant, 

 are given. Ed. Merthyr district. E. and F. Glyn Clydach and 

 Penygraig, near Neath. E. Young. Ferns of Wales. Taffs Well. 

 T.H.T. Southerndown. V. Penllergare. Trans. Swansea Set. Soc. 

 1895-6. p. Tj. Frequent in Gower ; Glyn Neath; Aberafan 

 marshes ; Kenlig ; Porthcawl. Ridd. Cefn On, abundant, 1908 ! 

 Pencaedrain ! Ed. 



b. polypliyllum, Braun. Whitford Burrows. E.F.L., Ridd. 



Botrychium, Sw. 533. 



1909. Lunaria, Sw. Moonwort. Lloer-redynen gyffredin. 

 Local. Scarce. Native. Pascual, ericetal. 



Penrice Castle ; Nicholaston Wood and other woods in the 

 neighbourhood. (Dillwyn). Gidch. Phyt. 1842. p. 183. Drym- 

 ma. Edward Hawkins, L. W.D. Mat. Coedriglan ; Llantrithyd ; 

 Coychurch ; and sandhills at Newton Nottage. J.S. Near Castle 

 Coch. J.S. (2) and Mr. Chapman. Clydach Vale. Fl. Rhondda and 

 W. Merthyr district. E. and F. Sandhills near Newton Nottage ; 

 Talygarn. V. Cowbridge ; Llanbleddian ; Garth Wood ; Aber- 

 cynon ; Aberaman. Ridd. Neath neighbourhood. E. Young. 

 Ferns of Wales. Ystradowen ! Ed. 



94. Equisetacese. 



Equisetum, Linn. 534. 



1 910. maximum, Lam. Great Horse-tail. Rhawn y march afonawl. 

 Local. Abundant. Native. Paludal, sylvestral, etc. 



Cromlyn Bog and other bogs in the neighbourhood. Recorded 

 under E. fliiviatile. Gtitch. Phyt. 1842. p. 183. Wood near 

 Leckwith Bridge ! /.5. Bodringallt ; Aberllechau. Fl. Rhondda. 

 Cwrtyrala. H. Merthyr district. E. and F. Mumbles Road ; 

 Sketty Burrows ; Porthkerry ; Merthyr Dylan ; Llanishen ; Lisvane. 

 Ridd. Perddyn Glen ! Cefn On ! very abundant about Cogan ! 

 Grangetown ! and in other places. Ed. 



191 1, arvense, Linn. Common Horsetail. Rhawn y march yr 4rdir. 

 Common. Abundant. Native. Agrestal, viatical, inundatal, etc. 



