I lO FLORA OF THE EAST RIDING OF YORKSHIRE. - 



CUCURBITACEyE. 



663. Bryonia dioica. Jacq., 59. 



(Bryony vine, "Mandrakes"). 



Native, Eng., 6, 7. June, III. 



Frequent. North and South Cave, Weedley dale ; 

 Beverley (Dr. Hull), near Selby (W.N.C.) ; a xerophilous 

 plant. 



UMBELLIFER^. 



664. Hydrocotyle vulg-aris. Linn., no. 



(Marsh Pennywort, " Whiterot "). 



Native, Brit., i, 2, 5, 6, 7. June, III. 



Common in most marshy or peaty places, as near Cot- 

 tingham, Hornsea Mere,* Skipwith Common,* Driffield. 



665. Eryngium maritimum. Linn., 54. 



(Sea Holly). 



Native, Brit., 2. Aug., II. 



Spurn, plentiful 1898.* Shore of the Humber between 

 Patrington and Spurn (B.). Near Skeffling (H.J.W., 1893). 

 Sparingly on the sands south of Bridlington. 



668. Sanicula europsea. Linn., 109. 



(Sanicle). 

 Native, Brit,, 1-7. June, IV. 



Common in most woods, especially on the chalk. 



670. Oonium maculatum. z/«w., 104. 



(Common Hemlock). 



NBtive, Brit,, 1-7. June, IV. 



Common in Holderness and all the other divisions, and 

 usually very luxuriant. 



