Hull Docks. 



Rubbish heaps 

 and Hull D'ks. 



ESCAPES, ALIENS, AND CASL'ALS. 



S. glauca, Beauv. 



S. verticillata, Beauv. 



S. italica. S. Europe. 



Phalaris canariensis, Linn. 



Bromus tectorum, Linn. Europe. Hull Dock 



B. mollis, Linn. 



d. interruptus, Hackel. 



B. scoparius.j S. Europe 



B. macrostachys, God. 7 ,, 



B. madritensis, Linn. ,, 



B. squarrosus, Bab. -J" ,, 



B. arvensis, Linn. 



Lolium perenne, Linn. 



e. italicum, Braun. 



Hordeum marinum, Huds. 



t Mr. S. T. Dunn identifies. 



.^3 



New grass 

 fields. 



Hull Docks. 



