FLORA OF THE EAST RIDING OF YORKSHIRE. 1 89 



1536. Juncus conglomeratus. Linn., 112. 



(Common Rush). 

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



1539. J. SUpinUS. Ma'Hch, 107. 



(Lesser-jointed Rush). 



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



1542. J. lampocarpus. Ehrh., no. 



(Black Rush). 

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



1544. J. acutiflorus. Ehrh., III. 



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



This and the four preceding species are common near 

 ponds and in damp ground in all the divisions. 



1550. Luzula vernalis. DC, io8. 



Native, Brit, 2. June IV. 



Only recorded for Birkhill Wood, near Cottingham (*i90i) 

 where it is not very abundant. 



1 55 1. L. maxima. DC, io8. 

 (Gfeat Wood-rush). 



Native, Brit., 2. June, IV. 



Same as above, but much more abundant, and first dis- 

 covered there in July, 1900.* 



1554. L. campestris. DC, 107. 



(Field Wood-rush). 



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



Very common in pastures. 



