380 



Polygonum Hydropiper. Frequent in watery places. 



mite. About Neath and Fabian's Bay. 



aviculare. Common in waste ground. 



Parietaria officinalis. On old walls in the neighbourhood. 

 Euphorbia Peplus. In cultivated ground. 



amygdaloides. In the woods. 



Acoru^ Calamus. " Britton Ferry ; Mr. Player." 



Eriophorum pubescens. In great profusion and beauty on a bog called Gors Lwm, on 



the Banwen, Glyn Neath, (E. Lees). 

 Cladium Mariscus. In one spot only (as far as I saw), growing up in the hedge by 



the side of the Cromlyn Canal, in a marshy spot, (E. Lees). 



The following additions and corrections have been supplied by Mr. Gutch. 



ADDITIONS. 



Polystichum angulare. Hedge going from Swansea to Cromlyn Bog. 



Riccia glauca. Field on the hill above Cromlyn Bog. 



Jungermannia furcata, multifida, dilatata, inflata, bicuspidata, crenulata a.nd polyanthos. 



Cromlyn Bog. 

 Calicium sphcerocephalum. Sketty. 

 Opegrapha saxatilis, Verrucaria rupestris, Endocarpon Hedwigii. Rocks on the hills 



near the Mumbles. 

 Endocarpon smaragdulum. Stone walls on hills above Cromlyn Bog. 

 Psora ceeruleo-nigricans, Squamaria crassa. Rocks on hills near the Mumbles. 

 Tetraspora lubrica, Entomia rotata. Water in an old quarry on hill above Cromlyn bog. 

 Rivularia angulosa. Cromlyn Bog. 

 Mougeotia genujiexa, Tyndaridea pectinata. 

 Zygnema nitiduvfi and geminum. Penllergare. 

 Cymbella ventricosa. Cromlyn Burrows. 

 Anabaina Jacobi. Cromlyn Bog. 



CORRECTIONS. 



Phytol. 105, line 18, for « gaur " read " Gam." 



Senebiera didyma (Id. 106) Mr. Dillwyn informs me abounds in rubbish heaps in and 

 about the town of Swansea. 



Lepidium Draba (Id.) has been found by Mr. Moggridge ; and it grows plentifully by 

 the river side a little higher up than where gathered by Mr. Dillwyn in 1802. 



Linum catharticum, (Id. 107). Mr. Dillwyn's name should have been attached to this 

 plant, and not to L. usitatissimum. 



Drosera anglica (Id.) has been found by me on the Town Hill in the boggy ground. 



• rotundifolia and longifolia. In Cromlyn Bog and Cwm Buchan. 



Lavatera arborea, (Id. 117). At Paviland Cave ; omitting Loughor Marshes. 



Orobus sylvaticus, (Id. p. 108, line 6 from bottom), for " Fir Point " read " Fir Pont 

 Cadley," meaning " the lands by Cadley Bridge," being the name of the tene- 

 ment on which it grows. 



Vicia lathyroides (Id.) Mr. Dillwyn doubts having been found. 



J. W. G. Gutch. 



