CARTOPETLZACE^. 26 



4. C. tetrandruxn Curtis. 



Sandy seashores — frequent. Fl. April — June. 

 Down— Greencastle ; Ir. Flor. Holywood; Flor. Uht. Common on 



shores at Mountstewart, Donaghadee, and from Strangford 



to Newcastle; S.A.S. BaUyholme ; T.H.C. Sandy ground 



near Giant's Ring ; C. Dickson. 

 Antrim — Giants' Causeway, and BalLintoy ; Templeton, 1799. Shores at 



the Gobbins, and Brown's Bay Islandmagee, also at Redbay, 



and north coast of Antrim, and frequent on shores of Lough 



Neagh; S.A.S. 

 Derry— At the City of Londonderry ; Templeton. Sandy warrens by the 



coast; D.M. MagiUigan; T.H.C. 



5. C. arvense Linn. 



Sandy banks— very rare. Fl. May— July (Oyb. Sib.). 

 Down— About Greencastle ; Ir. Flor. 



Antrim— Plentiful on a sandy bank in Massereene Park at Antrim ; D. 

 Redmond. 



SPEROUI.ARZA Fersoon. 



1. S. rubra (^Linn.) Fers. 



Sandy margins of lakes and rivers— very rare. Fl. June and July. 

 Antrim— Sparingly on the shores of Lough Beg southeast of Toome ; 



S.A.S. 

 Derry — By the Moyola River above Ballynascreen ; D.M. Shore of 

 Lough Neagh southwest of Toome ; S.A.S. 



2. S. rupestris Lehel (S. rupicola Kind.). 



Seashores— especially where rocky— common. Fl. July and August. 

 The conditions on the Derry shore are not so suitable, and we have no 

 note of this species in that county. 



3. S. sallna Fresl. 



Muddy and wet sandy seashores — frequent. Fl. July and Aug. 

 Down — Shores of Belfast and Strangford loughs ; S.A.S. 

 Antrim— Belfast Lough, and by the lighthouse at Islandmagee ; S.A.S. 



No doubt more widely spread, but the distribution of this plant 

 has not yet been worked out. 



4. S. media Fersoon (S. marginata D.C. S. marina Wahl.). Sea 

 Spurrey. 



Salt marshes, and muddy seashores— common around the coast. Fl. 

 mid. June tiU mid. Aug. 



