42 FURTHER NOTES ON THE FLORA OF DENBIGHSHIRE 



of volcanic ash near Llechi-yddan, Oswestry, 1864, Hb. Whitwell. 

 Ceunant. Pentre Foelas. Near Bettws-y-Coed. Walls between 

 Bettws-y-Coed and Pentre Foelas. 



■•'A. viricle Huds. Very plentiful on rocks in one station in the 

 Llansannan area. Also occurs near Llangollen. 



A. Trichomanes L. Mill near the Aled, Llansannan, Hb. 

 Woodl Valley of the Iwrch, near Llanrhaiadr-yn-Mochnant, 1864, 

 Hb. Whitwell ! Black Dingle, Colwyn Bay, Dr. W. B. Bussell. 

 World's End, Eglwyseg Eocks, 1868, Hb. Whitwell. On bridge 

 and walls by Cymro Inn at Maerdy ; Graig fechan ; and Pont-y- 

 Glyn Diffwys, J. L. H. & J. M. H. Ceunant. Near Bettws-y- 

 Coed. Nant Mawr, 5 miles east of Gwytherin. 



A. Buta-muraria L. Bryn, near Llansannan, Hb. Wood. 

 World's End, Eglwyseg Eocks, 1865, Hb. Whitwell. Walls, 

 Colwyn Bay, Dr. W. B. Bussell. Ehostyllen, J. Southivorth. 

 Llangollen, T. Buddy. 



Ceterach officinarum Willd. I am informed that this formerly 

 grew on a wall between Llandudno Junction and Mochdre, but 

 was exterminated by collectors. Neighbourhood of Bettws-y-Coed, 

 Eglwys Fach and Llangollen and in three other localities. 



Phyllitis Scolopendrium Newm. Eyarth Bridge, Euthin, 1872, 

 Hb. Buddy. Coppy Woods, Llanelidan, 1912, J. L. H. Gorge 

 below bridge at Pont-y-Glyn Diffwys, J. L. H. & J. M. H. Coed 

 Marchon, Pwllglas, J. L. H. Black Dingle, Colwyn Bay, Dr. 

 W. B. Bussell. Dingles about Eglwys Fach. Ceunant. Bettws- 

 y-Coed neighbourhood. Gorge of Conway above Yspytty Ifan. 

 Gorge of Afon Serw. Near Dee above Erbistock. 



Cystopteris fragilis Bernh. Ehaiadr Fawr, Hb. Wood ! Gorge 

 east of the Geraint, Llangollen, 1864, and World's End, 1868, 

 Hb. Whitwell. Above Pant-y-ffbrdd isa, near Llandegla, J. M. H. 

 Pistyll Ehaiadr, 1864, Hb. Whitivell (type and /3 dentata). The 

 Berwyns, 1872, 1901, Hb. Buddy, T. Buddy. Eocks near Conway 

 Falls. Ceunant. Gorge of Conway above Yspytty Ifan. 



Lastrcea montana T. Moore. Nant-y-Growen, near Llansannan, 

 Hb. Wood. Valley below Llyn Gweryd, J. M. H. Wood beyond 

 Meiarth Mill, Derwen, J. L. H. Llangollen neighbourhood, T. 

 Buddy. Eoad crossing Eiver Concwest between Cyffylliog and 

 Nantglyn, J. M. H. The Geraint, Llangollen, 1864, Hb. Whitivell. 

 Nant-yr-hendre, Llanelidan, and between Llandegla and Llane- 

 lidan, J. M. H. Ceunant. Moel Unben, near Llansannan. 



L. rigida Presl. In one inland station on limestone. 



Phegopteris Dryopteris Fee. The Geraint, 1864. Very abun- 

 dant in gorge on south side, Hb. Whitwell. Nant-y-Plwm, near 

 Llansannan, Hb. Wood. Wood below Gallt-y-Celyn, Derwen, 

 J. L. H. Black Dingle, Colwyn Bay, Dr. W. B. Bussell. Along 

 gorge of river at Pont-y-Glyn Diffwys, J. L. H. & J. M. H. Very 

 line and luxuriant in the dingle one mile west of Nantglyn. 

 Eocks by the Conway just below the gorge, nearly 3 miles above 

 Yspytty Ifan. 



P. polypodioides Fee. Base of the Pistyll Ehaiadr, Denbigh- 

 shire side, 1864, Hb. Whitwell. Nant-y-Plwm, Llansannan, Hb. 



