rockcress

Etymology

From rock + cress.

rockcress means any of several similar genera of flowering plants in the family Brassicaceae: in genera Arabis, with primarily Old World species; Arabidopsis (syn. Cardaminopsis), with primarily Old World species; and Boechera and Braya, with primarily North American species. Lexicurio rates it Rare gem — a strength score of 84 out of 100.

noun

Any of several similar genera of flowering plants in the family Brassicaceae: in genera Arabis, with primarily Old World species; Arabidopsis (syn. Cardaminopsis), with primarily Old World species; and Boechera and Braya, with primarily North American species.