The Flora of Glamorgan. 163 



common. Miss B. Southemdown. M.A .D. Near Dunraven. V. 

 St. Pagans. V. and I. Llandough ; Barry to Bonvilstone. Ridd. 

 Llancarfan ! Flemingstone Moors ! Cadoxton Moors ! Llantwit 

 Major ! Penarth ! Ed. 



1602. pusillus, Linn. Small Pondweed. 



Local. Frequent. Native. Lacustral. 



Neath Canal. Gutch. Phyt. 1842. Common in ditches. /.5. 

 Lower Penarth ; Dinas Powys. H. Killay to Pennard ; Pontar- 

 dulais ; Tennant's Canal ; St. Athans Road ; Hirwaun to Penrhiw- 

 ceiber. Ridd. Treforest ! Kenfig ! Ed. 



b. tenuissimus, Koch. Brick-pond on Sully Moor! ! 23-8-05. Ed. 



1605. pectinatus, Linn. Fan-like Pondweed. Dyfr-llys gwrych-ddail. 



Rare. Scarce ? Native. Lacustral. 



Canal by Crymlyn Burrows. W. R. Linton. J. of B. 1886. 

 p. 377. Kenfig Pool. Ridd. Roath Park Lake ! ! V. 



1606. interruptus, Kit. 



Local. Abundant. Native. Lacustral. 



In enormous quantities in the ponds near Upper Grangetown ! 

 J .S. Now extinct. Loughor ; Port Talbot ; St. Athans Road ! 

 Ridd. Rifle Range, Penarth Road ! ! 1891. Little roach ponds, 

 Ely Estuary ! Flemingstone Moor ! Ed. 



The records for 1583, coloratus, 1584, alpinus, 1594, prcelongus, 

 and 1600, obtusifolius , by Storrie, are excluded pending confirmation 

 by other observers. 



Ruppia, Linn. 452. 



1608. spiralis, Hartm. Greater Ruppia. 



Swansea. Hb. Geldart. Ridd. 



1609. rostellata, Kocli. Lesser Ruppia. 



Local. Frequent. Native. Lacustral, sub-littoral. 



Gower, north coast. E. F. Linton. J. of B. 1892. p. 297. 

 Once abundant on site of Dowlais Works, Cardiff, with characters 

 intermediate between those of spiralis and rostellata. Near Red 

 House (on the Ely Estuary ?). J .S. (2). Neath Canal. Gutch. 

 Phyt. 1842. p. 180. Loughor; Port Talbot; Margam. Ridd. 

 Leys ! Ed. 



Zannichellia, Linn. 453. 



1 610. palustris, Linn. Horned Pondweed. Llynwlyddyn corniog. 



Local. Abundant. Native. Lacustral. 



Common in the lowlands ; apparently rare in the uplands. 

 Ponds near Merthyr. T.H.T. 



1 6 12. pedunculata, Reichb. 



Near Bute Docks ! ! 1891. U.C.Hb. Ed, 



