ARACEJE. 105 



ORDER CI. TYPHACE^E. (EEED MACE TRIBE.) 



TYPHA. (Cat's Tail, or Reed Mace.) 



1. T. angustifolia. L. (Lesser Reed Mace.) 

 Pools and ditches. 7, 8. 



Side of Ruislip' Reservoir. 



2. T. latifolia. L. (Great Reed Mace, or Common Cat's 



Tail.) 



Borders of ponds and lakes. 7, 8. 



Canal at Greenford. In a pool near Pinner Wood and 

 at the Woodridings, Pinner. Between Whitchurch and 

 Stanmore. (Flor. Midd.) This plant is sometimes called 

 Bullrush, though erroneously, the true Bullrush being 

 Scirpus Lacuslris. 



SPARGANIUM. (Bur-reed.) 



1. S. ramosum. Huds. (Branched Bur-reed.) 

 Banks of Ditches and lakes. 7. 



Side of Canal at Greenford, ponds at Harrow and 

 Roxeth, and marshy ground by Ruislip Reservoir. Stan- 

 more. (Flor. Midd.) 



2. S. simplex. Huds. 

 Ditches. 7. 



In a feeder to Ruislip Reservoir. Pools at Perivale. 



(Lees.) 



ORDER GIL ABACE.E. (ARUM TRIBE.) 



ACORUS. (Sweet Flag.) 



i. A. Calamus. L. (Common Sweet Flag.) 

 By the side of rivers. 6-7. 

 Greenford. (Cooper.) 



