FLORA OF OXFORDSHIRE. 339 
Var. A. bulbosum, Sch. Onion Couch Grass. 
3. Swere. Milton, Adderbury, col. 4. French, Hb. Br. Mus. 
4, Ray. Near Upper Heyford, Rev. L. Fox/ very typical. 
AVENA. L. 
A. fatua, L. Wild Oat. 
Top. Bot. 480. Syme, E. B. xi. 79.1741. Nym. 811. 
Colonist. Agrestal. Cultivated fields. A. July, Aug. 
First record, Sib. 1794. 
1, Stour. Between Sibford and Tadmarton Heath, three-flowered, 
flower glume glabrous, pedicels hairy, A. Fr. 
2. Ouse. Mixbury. 
3. Swere. Adderbury East, A. Fr. Bloxham. 
4. Ray. Upper Heyford, abundant, Bx. in Walker. In the New Bot. 
Guide this record is erroneously given for Northamptonshire, in 
which county there is a village of the same name. Islip, H. Bos. 
Oddington, Bz. Beckley, etc. 
5. Isis. Handborough, Charlbury. 
6. Thame. Rose Hill, Bx. .Dorchester, Horsepath. 
7. Thames. Goring. 
Var. intermedia, Lindgren. Bullingdon. 
Var. pilosa, Syme. Marston, etc. 
Var. pilosissima, Gray. Bicester, etc. 
* A. strigosa, Schreb. Black Oat. 
Comp. Cyb. 593. Syme, E. B. xi. 77.1740. Nym. 810. 
Alien, Agrestal. Cornfields. Rare or probably overlooked. A. July. 
First record, A. French, 1876. 
. Stour, Between Sibford and Tadmarton Heath, A. Fr. 
. Ouse. Mixbury. 
. Swere. Heyford. 
Ray. Marston. 
. Isis. Yarnton. 
. Thame. Horsepath. 
. Thames. Dunsden, South Stoke. 
* A. sativa, L. Oat. 
Alien. Occurs on waste ground, field-borders, as a casual plant. 
NOOR ODE 
A. pubescens, Huds. Downy Oat Grass. 
Top. Bot. 481. Syme, E. B. xi. 74.1737. Nym. 811. Bx. 292. 
Native. Pascual, glareal. Dry calcareous or gravelly pastures, chalk 
downs. Not uncommon, P. June. 
First record, Gr. aven. panic. purpuro argentea splendente. Blackstone, 
1737- 
Z2 
