By Hedges and on the Banks of Rivulets.
593. Erysimum Alliaria.
In Woods and on Hedge Banks.
594. Erysimum cheiranthoides.
On Sunderland Ballast Hills.—W. Weighell.
595. Cheiranthus fruticulosus.
On Rocks at Tynemouth, N. On Rocks at Southwick near Sunderland, D.
596. Arabis thaliana.
On Walls near Ovingham; near Wooler; and on the Ruins of Shewing Shields Castle, N. On the Ruins of the Roman Station at Lanchester; on the Ruins of Finchale Abbey; and on Walls in Weardale, D.
597. Turritis glabra.
On Walls near Ovingham, N. Near Gainford, D.—Mr W. Backhouse, jun.
598. Turritis hirsuta.
On Painshaw, Cleadon, and Fulwell Hills; in Castle Eden Dean; and near Egleston and Middleton in Teesdale, D.
599. Brassica Napus.
In Corn Fields.
600. Brassica Rapa.
On the Borders of Fields.
601. Brassica oleracea.
On Rocks at Tynemouth Castle, N. Near Monkwearmouth, D.
602. Sinapis arvensis.
In Corn Fields and on waste Ground.
603. Sinapis alba.
In Corn Fields and by Road Sides.
