FLORA OK THli EAST RIDING OI- YORKSHIRE. 223 



19"- Equisetum arvense. z/«;/.,-iii. 



(Common Horsetail). 



Native, Brit., 1-7. May, II. 



Common, particularly on sandy and cindery places near 

 railways. 



16 1 4. E. palUStre. Linn., 106. 



Native, Brit., 1-7. July, I. 



Verj- common in wet places. 



1916. E. limosum. Sm., 107. 



Native, Brit., 1-7. July, I. 



Almost as frequent as the last, at least in Holderness 

 dvkes. 



LYCOPODIACE^. 



1922. Lycopodium inundatum. Linn., 57. 



Native, Brit., 6 or 7 (?j. Wats. Top. Hot, 



1924. L. Clavatum. Linn., 94. 



Native, Brit., 2. 



Cotting^ham Common. MS. notes (G.N., 1850). Now 

 extinct, I tear. 



SELAGINELLACE/E. 



1926. Selaginella Selagrinoides. Gray, 58. 



Native, Brit., 6. August. 



Rare. Near Beverley (O.B.G.) ; near Newbald Springs, 

 Sept., 1900.* 



