CALLITRICHACE^E. 75 



2. E. amygdaloides Linn. Wood Spurge. 

 Bab. 291. Hook. 380. Benth. 460. 



Woods and thickets. P. March, April. 

 Common in Savernake Forest and the Copses ; and occa- 

 sionally in the hedges in Division I. 



3. E. Peplus Linn. Petti/ Spurge. 

 Bab. 292. Hook. 379. Benth. 458. 



Cultivated land. A. July, August. 

 Common in allotments and other gardens. 



4. E. exigua Linn. Dwarf Spurge. 

 Bab. 292. Hook. 379. Benth. 459. 



Cultivated land. A. June to August. 

 Not uncommon in the corn-fields. 



MERCUBIALIS Linn. 



1. M. perennis Linn. Dog's Mercury. 

 Bab. 292. Hook. 376. Benth. 461. 



Woods and thickets. P. April, May. 

 Very common. 



CALLITRICHA CE^. 



CALLITRICHE Linn. 



1. C. verna Linn. Water Siarwort. 

 Bab. 293. Hook. 381. Benth. 463 (0. aquatica). 

 Stagnant and slowly running water. A. April to Sept. 

 Common. 



In a pond near Cadley occurs a plant which Professor 

 Babington believes to be C. hamulata ; but as the specimens 

 sent to him had neither flowers nor fruit, there is con- 

 siderable doubt on the subject. 



E2 



