16 CEUCiFEE^. [Matthiola, 



(Flor. Mb.) ; at Three Castle Head {Mr. Nash) ; and in the 

 county of Dublin {Mr. J. BaM) ; but we have seen no Irish 

 specimens. The plant preserved as " F. parviflora " in Dr. 

 Mackay's Herbarium is F, micrantha (Lag.), which is the 

 more likely species to have occurred.] 



OEDER v.— CEUCIFER^. 



MATTHIOLA R.Br. 



1. M. sinuata (R. Br.) — Sea Stock, 



Districts 1 --4-6------ 



Lat. 52°-54°. South-east and West Coasts of Ireland. 

 Type in Great Britain, Atlantic. 



Sandy sea shores ; very rare. Fl. June to August. 

 1 . Near Beal Castle, towards the Shannon mouth ; Smith's 

 " Kerry." 4. On sandy clay banks by the shore at BaUy- 

 conigar, or Blackwater, Wexford ; Mr. J. Morrison. Near 

 Gorey, Wexford; Mr. H, CNdll. 6. On a small island 

 called Straw Island, near the largest island of Arran ; Flor. 

 Hib. (not seen there lately ; D. M.). Sandhills of Dough, 

 county Clare, sparingly ; Wade Bar. 



CHEIRANTHUS Linn. 



1. * C. Cheiri (Linn.) — Wall-flower. 



Districts 12345------ 12 



On old walls and ruins, rarely on calcareous rocks ; well estab- 

 lished, but no doubt an escape from cultivation, i^. April,May. 

 Mr. Carroll describes the waU-flower as covering the lofty 

 rocks at Myrtle HiU, Cork. In the wild state of the species 

 {C.fruticulosvs Linn.) the flowers are much smaller, yellow, and 

 scarcely veined. 



NASTURTIUM R. Br. 

 1. H". offlcinale (R. Br.)— TFoier Cress. 

 Districts 123456789 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Ditches and streams, ponds, &c. ; common. 2?"^. June to Aug. 

 From sea-level to 800 feet in Derry. 



