CH. VIII] 



Meadow Foxtail 



137 



Meadow Foxtail thrives under irrigation, in water meadows, 

 and on sewage farms. Under liberal treatment a large growth of 

 aftermath is quickly produced. Its ability to thrive in shade 

 makes it especially useful for parks and other semi-shaded grounds. 



Fig. 151 Fig. 152 Fig. 153 Fig. 154 



Fig. 151. "Seed" of Rumex crispus, L. Curled Dock. 

 Fig. 152. R. acetosa, L. Sorrel Dock. 



Fig. 153. R. acetosella, L. Sheep's Sorrel. 



Fig. 154. The same, freed from the perianth. Each x 10. 



Seed is imported into Britain from Finland, Sweden, Holland, 

 etc. That obtained from the North of Europe is usually of the 

 best quality. As imported it generally contains a high proportion 

 of chaff and weed seeds. The proportion of chaff is sometimes 



Fig. 155. Ranunculus 

 repens, L. Creeping 

 Buttercup, x 10. 



Fig. 156. Rhi- 

 nantkus Crista- 

 gatti, L. Yel- 

 low Rattle, x 4. 

 Sometimes pre- 

 sent in Meadow 

 Foxtail Seed. 



abnormally high owing to the presence of the larvae of a species of 

 Midge (Cecidomyia sp. closely related to the Wheat Midge C. tritici 

 or possibly the same) which attacks the young and developing 

 ovary of the flower, thus preventing the formation of the grain. 



