The Flora of Glamorgan. 159 



1559. neglectum, Beeby. 



Oxwich ; Burry Green ; Crumlin Bog ; Llantwit Major ; 

 Cwrtyrala; Cowbridge ; St.-y-Nyll ; Fairwater ; Llandaff to Radyr. 

 Ridd. 



1560. simplex, Muds. Unbranched Bur-reed. Cleddyflys undwf syth. 



Local. Frequent. Native. Paludal. 



Singleton and Neath. Gutch. Phyt. 1842. p. 180. Leck- 

 with ! Llandaff ; Cadoxton, etc. J.S. Ewenny. Miss B. Ystrad- 

 owen. M.A.D. Penllergare. Trans. Swansea Sci. Soc. 1895-6. 

 p. 76. Crumlin Bog ; Porthcawl ; Fairwater ; Aberdare Valley. 

 Ridd. Fairwood Common ! Overton, Port Eynon ! Hensol ! 

 Flemingstone Moor ! Ed. 



b. longissimum, Fr. Crumlin Bog. Ridd. 



1561. affine, Schnizl. Floating Bur- reed. 

 Rare. Scarce. Native. Lacustral. 



Llyn Fach ! ! 1892 to 1905. Ed. Llyn Fawr. Ridd. 



1562. minimum, Fr. Small Bur-reed. Cleddyflys undwf nofiadwy. 

 Rare. Scarce. Native. Lacustral. 



Cromlyn Bog. E. Forster, junior. B.G. Singleton Marsh ; Old 

 Red-Jacket canal. Gutch. Phyt. 1842. p. 180. Merthyr Canal ; 

 Hensol Lakes. J.S. Pitton Common ; Welsh St. Donat's. Ridd. 



86. Aroidese. 



Arum, Linn. 440, 



1563. maculatum, Linn. Common Cuckoo-pint. Pidyn y gog, Cala'r 

 gethlydd. 

 Common. Abundant. Native. Sylvestral, septal. 



Pure green and spotted-leaved types occur about equally 

 abundant and evenly distributed all over the county. Tlie dark 

 spots vary much in size and number. It is probable that we have 

 under this name two distinct segregates and their hybrid offspring. 



Acorus, Linn. 441. 



1565. Calamus, Linn. Sweet Flag. Gellhesgen perarogl. 

 Rare. Scarce. Alien. Paludal. 



Briton Ferry. Mr. Player. Gutch. Phyt. 1842. p. 180. 

 Penllergare ! G.T. and Ridd. Almost certainly introduced. The 

 species flowers, but does not fruit, at the Roath Park Bot. Garden. 

 Ed. 



