| + | Barbarea vulgaris, R. Br. Common Winter Cress. Upland Cress. Yellow Rocket. Fig. 471. Height 10-18 in.: lower Lvs. lyrate, the terminal lobe round, the lateral usually 1-4 pairs; upper Lvs. obovate, cut-toothed at the base. Eu. Asia.—-Cult. for salad, and also a common weed, making fields sulfur-yellow in early spring. Native far N., but apparently a settler in central states. Var. variegata, Hort., Lvs. splashed and mottled with yellow, is cult. as a border plant, and grows freely in rich soil. If the as. are picked off, st. and all, before they open, the plant will be practically perennial. |