FLORA OF THE EAST RIDING OF YORKSHIRE. 1 25 



799- Gnaphalium sylvaticum. Linn., 102. 



Native, Brit., 5, 6, 7. August, II. 



Sandy woods. Houghton Moor.* Sandy fields near 

 Kilvington (B.). Skipwith Common (W.N.C.). Howden 

 (J.B.). 



802. Inula Helenium. Lum., (?). 



(Elecampane). 

 Denizen, Eng. 



Dr. Hull's list (Scaum's Bev.) ; once found near Willerby, 

 probably an outcast from a garden (C.W., 1898). Mr. 

 Wm. Brumby knew of it in this locality some years 

 previous to 1898. 



806. Pulicaria dysenterica. Gcertn., 7.9. 



(Fleabane). 

 Native, Eng., 1-7. 



Frequent in Vale of York (B.) ; common in Holderness, 

 near dykes and drains. In the Wold dales near South Cave.* 



808. Xanthium Strumarium. Linn. 



809. X. spinosum. Liym. 

 Aliens. ^ 



Both species frequent at the Hull Docks. 



810. Bidens cernua. Linn., 82. 



(Nodding Bur-marigold). 



Native, Eng., 2, 6, 7. August, III. 



Near Holme-on-Spalding-Moor (J.J.M.), and on Skipwith 

 (W.N.C.). Near Hornsea Mere* (Mr. J. Schofield, August, 

 1899. 



811. B. tripartita. Linn., 84. 



(Trifid Bur-marigold). 

 Native, Eng., 2, 6, 7. August, III. 



Same localities and vouchers as B. cernua above, and 

 ponds at Fulford, near York (B.). 



