FLORA OF OXFORDSHIRE. 27 
1. Stour. Tadmarton Camp. 
2. Ouse. Mixbury. 
3. Swere. Williamscott, Gull. Nr. Grimsbury (possibly Northamp- 
tonshire), Bees. Milton, A. Fr. Broughton, Somerton. 
4. Ray. Elsfield, Summertown, H. Bos. Lower Heyford. 
5. Isis. Wychwood, Blackstone. Charlbury, Stonesfield, Woodstock, 
Shipton nr. Wychwood, Handborough abundant both by railway 
and on walls in village. 
6. Thame. Iffley. Headington quarry, a weed, Br. Sandford. 
7. Thames. Whitchurch, Newb. 
Berks. Marcham, 8. Hinksey. 
This plant has a great liking for railway ballast; the stamens vary from 
4 to 6 in number. 
Cc. sylvatica, Link. 
Top. Bot. 40. Syme, E. B. i. 161. 112. Nym. 37. C. flexuosa, With. 
Native. Damp shady places, brook-sides, etc. A. March—August. 
First record, Dillenius, about 1730, under the Botanic Garden wall. 
1. Stour. Tadmarton heath! Bees, 
2. Ouse. Hethe. 
3. Swere. Bulls’ pond, Drayton, H. HE. Walford. 
4. Ray. Noke, Bot. Gard., Dill. Fine specimens near Rousham and 
Upper Heyford. Headington Wick, very fine. 
5. Isis. Wychwood. 
6. Thame. Dorchester. 
Berks. Sonning, railway cutting, F. Tufnait. 
Bucks, Northants, Gloster, Warwick. 
The plants at Rousham, growing on mud dredged from the river, were 
very luxuriant, somewhat resembling C. amara, but the petals were not 
, Spreading as in that species. 
, 
Cc. amara, LD. Bitter Cress. 
Syme, E. B.i. 158. 108. Top. Bot. 39. Nym. 37. 
Native. Paludal. River and canal banks. Local. P. March-June. 
First record, Sib. 1794. 
8. Swere. Grimsbury Mill meadow, Cherwell side, South of Banbury, 
Bees. Cherwell, Little Bourton, Aplin. Somerton, petals tinged 
with purple. 
4, Ray. Gosford bridge, Sid. Oxford canal, in meadow at S.W. of 
Kirtlington parish, Mr. Wilson Saunder’s list /, Near Summertown, 
near Islip, near Thrupp, H. Bos.! The Parks. H. EB. Garnsey! 
1885. Betn. St. Clement’s and Marston, Banks of the Cherwell, 
Mr. T. Weaver in Walk. Everywhere on the Cherwell, 2. Fox. 
Abundant by the canal side from Kirtlington to Upper Heyford. 
