290 ADDITIONAL SPECIES. 



PTEROGONIUM. 



1. P. gracile, stems creeping, matted ; branches short, fascicled, 

 somewhat curved ; leaves small, ovate-acute, concave, serrated at 

 the points, 2-nerved at the base, patent when moist, but when 

 dry close and imbricated all round. 



Hob. On the porphyry rocks in the deans about Wooler, 

 abundant, but not in fruit. 



ERINEUM, (ii. p. 208.) 



7. E. aureum, saffron-yellow, in irregularly effused spots, some- 

 times spreading over the whole leaf, which is rendered bullate or 

 distorted. GREV. Fl Edin. 449. ; Crypt. Fl. t. 33. 



Hob. On the leaves of the black poplar in summer, attack- 

 ing both sides. 



No. III. 



NOTICE OF SOME SPECIES WHICH ARE ADMIT- 

 TED INTO THE ENGLISH FLORA, AND ARE 

 MORE OR LESS NATURALIZED IN BERWICK- 

 SHIRE AND N. DURHAM. 



1. DIPSACUS FULLONUM Fuller's Teasel. In the hedge of a 



cottage garden near Netherbyres, and in the hedge of the 

 field adjoining, Rev. A. Baird. 



2. CORNUS SANGUINE A Wild Cornel. In shrubberies and in 



adjoining hedges, occasionally. 



3. PULMONARIA OFFiciNALis .Common Lungwort. In gardens 



