156 FLORA OF OXFORDSHIRE. 
Berks. Hinksey, Bagley, Frilford. 
With dingy white flowers near Mongewell. 
DIPsAcUS. L. 
D. sylvestris, L. Teasel. 
Top. Bot. 218. Syme, E. B. iv. 245.674. Nym. 345. Bx. 490. 
Native. Septal, etc. Hedges, waysides, thickets. Common, particu- 
larly on clayey soil, throughout the county. B. July—Sept. 
First record, Sib. 1794. 
D. pilosus, L. Shepherd’s Rod. Small Teasel. 
Top. Bot. 219. Syme, E. B. iv. 218.676. Nym. 345. 
Native. Septal. Damp hedgesides, thickets. Local and rare. B. 
July—Sept. 
First record, Sib. 1794. 
8. Swere. Whichford Wood, T. Ward, Near Bodicote Mill, Mrs. 
Perry, Bees. MSS. Somerton, H. Bos. 
4. Ray. Bayswater, Bx. Heyford, H. Bos. 
6. Thame. Near Thame Park, Sid. 
Berks. Marcham, Sonning! Bessilsleigh, Stanmore, etc., Brit. 
TRICHERA. Schrad. 
T. arvensis, Sch. Field Scabious. 
Scabiosa arvensis, L. Knautia arvensis, Coult. 
Top. Bot. 220. Syme, E. B. iv. 252.679. Nym. 347. Bx. 179. 
Native. Agrestal. Cultivated fields. Common and generally distri- 
buted. P. June-Aug. — 
First record, S7b. 1794. 
With white flowers at Headington Wick ; an entire leaved form occa- 
sionally occurs. 
Orp. XLITI. COMPOSITA, L. 
BIDENS. L. 
B. cernua, L. Nodding Bur Marigold. 
Top. Bot. 248. Syme, E. B. v. 93. 763. Nym. 348. 
Native. Paludal. Pondsides, wet places. Local and rare. A. 
July—Sept. 
First record, Sib. 1794, and var. minima, L. 
3. Swere. Upper Heyford, Marston, Rev. HE. Fox. 
5. Isis. Eynsham, H. Bos. , 
6. Thame. North side of Shotover, var. minima, L., Sib. 
7. Thames. In ditches parallel to the river north of Isis and west of 
Caversham! With var. radiata, Syme. Rep. of Rec. Club, 1883. 
