156 The Flora of Glamorgan. 



1528. squarrosus, Linn. Heath Rush. Brwynen troellgoryn. 

 Common. Abundant. Native. Ericetal. 



Rather scarce in the lowlands, but there are several records from 

 Gower and the valley of the Ddaw : — Mead Moor ; Rhossili ; 

 Oxwich. Miss S. Cefn Bryn ! Ed. Sully Moors. H. 



1530. Qerardi. Loisel. Mud Rush. 



Local. Abundant. Native. Paludal, littoral. 



This rush is often a dominant, sometimes almost the only, con- 

 stituent of the vegetation in shallow depressions near high- water 

 mark. It is found in suitable localities all along the coast, and is 

 quite abundant in the Ely Estuary. 



'534' glaucus, Leers. Hard Rush. Brwynen galed. 



Common. Abundant. Native. Paludal, inundatal, &c. 



Storrie's note " Not common near Cardiff " is erroneous. 



1535. effusus, Linn. Soft Rush. Pabwyren, Canwyll-frwynen. 

 Common. Abundant. Native. Paludal, inundatal, etc. 



This rush often occurs with a compact inflorescence resembling 

 that of the following species — number 1536. 



X glaucus (diffusus, Hoppe). Crymlyn Bog. E. F. Linton. 

 J. of B. 1892. p. 297. Peterston Moors. Ridd. 



1536. conglomeratus, Linn. Common Rush. Brwynen bellenaidd. 

 Common. Abundant. Native. Paludal, inundatal, etc. 



This rush also occurs with an open inflorescence like that of 

 effusus. Collected at Kenfig in this state ; 4-7-1908. Ed. 



1537. maritimus, Lam. Lesser Sea Rush. Morfrwynen. 

 Local. Abundant. Native. Paludal, littoral. 



This rush affects stations near and above high water mark, and 

 is very abundant on the coasts of the western half of the county. 

 It forms a distinct and striking feature of the landscape on the 

 landward side of the salt meadows of the Loughor estuary. It is 

 comparatively rare to the east of Swansea, and the ascertained 

 localities therefore deserve record. Lower Grangetown. Rare. J.S. 

 Sully Island ! V. Barry Salt Marsh ! Kenfig River banks ! Ed. 

 Port Talbot ; Jersey Marine. Ridd. 



1538. acutus, Linn. Greater Sea Rush. Barfrwynen. 

 Local. Scarce. Native. Littoral. 



Common on sandhills about Swansea. L.W.D., B.G. Cromlyn 

 Burrows. Winch, add., N.B.G. Near Neath Canal and Newton 

 Nottage sandhills. Gutch. Phyt. 1842. p. 180. Near Ogmore 

 Castle. J.S. Oxwich ! Miss S. Llanmadoc ! V. Tennant's Canal 

 side, Swansea, 1834. Nat.Hb. Jersey Marine ; Port Talbot. Ridd. 

 Whitford ! Llangenydd ! Kenfig ! also a type intermediate between 

 maritimus and acutus at Whitford Burrows. Ed. 



