Also 6 casse-weede, 7 cass-weed. [f. CASE sb.2 + WEED.] An old name for Shepherd’s Purse (Capsella Bursa pastoris).
1578. Lyte, Dodoens, I. lv. 81. In English Shepherds purse, Scrippe, or Pouche: and of some Casseweede.
1597. Gerard, Herbal, xxiii. § 2. 215. Called … in the North part of England … Caseweede.
1879. Prior, Plant-n., Case-weed, or casse-weed, in allusion to its little purse-like capsules.
