40 



A NEW FLOKA OF 



clearly which the restricted species are. The following are the 

 l^orthumberland and Durham species, those marked with a star 

 beinff confined to the Mas-nesian Limestone. 



Plants peculiar to the Limestone. 



Aquilegia vulgaris. 



Draba incana. 



Arabis hirsuta. 



Helianthemiim viilgare. 



Viola hii-ta. 



Cerastium arvense. 



Arenaria verna. 

 *Linnm perenne. 

 *"Hypericiim montaunin . 



Geranmm sanguineum. 



Anthyllis vulneraria. 



Astragalus glycyphyllus. 

 hypoglottis. 

 *Onobrychis sativa. 



Spiraea filipendula. 



Rubus saxatilis. 



Poterium sanguisorba. 



Pyrus aria. 



Galium sjdvestre. 



Scabiosa columbaria. 

 *Carduus eriophorus. 



Carlina -vnilgaris. 



Campanula giomerata. 

 *Ligustrum vulgare. 



Polemonium cferuleum. 



Gentiana verna. 



amarella. 



Atropa belladonna. 



Salvia verbenaca. 



Origanum vulgare. 



Calamintha nepeta. 



Taxus baccata. 

 *Orchis ustulata. 



pyramidalis. 

 *0phry3 apifera. 

 * muscifera. 



Cypripedium calceolus. 



Convallaria majalis. 



Sesleria c^erulea. 



Avena pratensis. 



Melica nutans. 

 *Bromus erectus. 



Hordeum sylvaticum. 



Polypodium calcareum. 



The following are the plants of this class which occur in ^orth 

 Yorkshire, but not with us at any rate in a truly wild state : — 



Anemone Pulsatilla. 

 Actjea spicata. 

 Helleborus viridis. 

 Hutcliinsia petrsea. 

 Helianthemum canum. 

 Hippocrepis comosa. 

 POtentilla verna. 

 Dryas octopetala. 

 Galium erectum. 

 Dipsacus pilosus. 



Asperula cynanchica. 

 Inula conyza. 

 Orobanche rubra. 

 Calamintha officinalis. 

 Epipactis ovalis. 

 Spiranthes autumnalis. 

 Carex digitata. 

 Bracliypodium pinnatiim. 

 Ceteracli officinarum. 



