12 
4. C. AMARA. Bitter Ladies’ -smock. April — June. 1/ 
In watery places by the sides of brooks and rivers. By the ditch in 
Clifton ings, near York. Frequent on the banks of the rivers Rye 
and Derwent. Newton Kyme, near Tadcaster. Near Gormire, 
under Whitsuncliffe, and in a brook behind Sowerby, near Thirsk. 
Beeley wood, near Sheffield. About Coxwold. Near Scarbro’. 
Clink bank, near Richmond. Runley Bridge mill, near Settle. 
Near Hawes, Wensleydale. Mr. Tatham’s wood, near Ingleton. 
Eskdale side, and by Newbiggin and Groves hall, near Whitby. 
Near Halifax. 
12. NASTURTIUM. 
1. N. OFFICINALE. Watcr-crcss. May — July. % 
In shallow running waters, frequent. 
2. N. SYLVESTRE. Creeping Yellow Cress. June — September. 1/ 
By the sides of rivers and ditches. Bank of the Ouse. Jordan 
dam, four miles below Sheffield. Topcliffe mill, near Thirsk. 
Between Beverley and Hull not unfrequent. Banks of the Ure, 
near Ripon. Ditches near Malton. Banks of the Aire. 
3. N. TERRE STRE. Annual Ycllow Crcss. June — September. O 
By the sides of rivers and ditches. Banks of the Foss, at York. 
Banks of the Derwent, at Yeddingham bridge. Bolton beck. Ter- 
rington and Ganthorpe, near Castle Howard. 
4. N. AMPHiBiuM. Great Water Radish. June — August. % 
. Sides of rivers and ditches. Banks of the Ouse, Foss, and Derwent, 
near York. And other low parts of the county. 
13. SISYMBRIUM. 
1. S, OFFICINALE. Commoii Hedge Mustard. June — July. © 
By road sides and on banks, frequent. 
2. S. SOPHIA. Fine-leaved Hedge Mustard. July — September. © 
Waste ground and dry banks. Said to be a common plant; not- 
withstanding which, I have never observed it in this county except 
once, in 1836, on the banks of the Market Weighton canal. Near 
Settle. 
14. BARBAREA. 
1. B. VULGARIS. Yellow Rocket. May — August. % 
In marshy ground and on the banks of rivers, frequent. 
2. B. PRECOX. Early Winter Cress. April — October. ^ 
In the lane between Settle and Langcliffe. 
15. ERYSIMUM. 
1. E. CHEiRANTHoiDES. Worm -Seed Treacle Mustard. May — July. © 
In a field at Ganthorpe, near Castle Howard. In the lane near the 
Hagg, on the road to Reeth from Richmond. 
