128 FLORA OF THE EAST RIDING OF YORKSHIRE. 



827. Tanacetum vulg-are. Linn., 105. 



(Tansy). 



Native, Brit., 1-7. Aug., III. 



Banks of. Ouse below York abundant (B.) ; near AUer- 

 thorpe Common (C.W.) ; and in many other places in 

 Derwentland.* 



828. Artemisia Absinthium. Linn., 72. 



(Wormwood). 

 Denizen, Eng., 2. 



Aldbro' in Holderness (B.). Common amongst the dock 

 waste ground aliens.* 



829. A. vulgaris. Linn., no. 



(Mugwort, Green Ginger, or " Muggerwort," H. Best's 



Farm Book, 1666.). 



Native, Brit., 1-7. 



Frequent on old fences near Brough. The local name is 

 used also for other aromatic herbs, and hence the street name 

 (Land of Green Ginger) in Hull where once such herbs were 

 cultivated,. M' Mr. J. R. Boyle, F.S.A. 



830. A. catnpestris. 



Alien. 



Occasionally near the Hull Docks.* 



831. A. maritima. Li?tn., 49. 



(Sea Wormwood). 



Native, Eng., 2, 6, 7. Aug., HI. 



Abundant on the bank of the Humber from Hull to 

 Spurn, and by the sides of all dykes and drains communi- 

 cating with the estuary. 



832. Tussilago Farfara. Linn., 112. 



(Colt's-foot. " Clayt " or " Cleet," and " Foal's-foot "). 



Native, Brit., 1-7. March, U. 



Very common everywhere, especially on clay, as on the 

 Boulder clay cliffs of Holderness ; but equally abundant and 

 luxuriant in rich sandy soil, as near the Hull Docks. 



