Word Study
vervain
CIDE DICTIONARY
vervain, n. [OE. verveine, F. verveine, fr. L. verbena, pl. verbenae sacred boughs of laurel, olive, or myrtle, a class of plants; cf. verbenaca vervain. Cf. Verbena.].
Any plant of the genus Verbena . [1913 Webster]
OXFORD DICTIONARY
vervain, n. Bot. any of various herbaceous plants of the genus Verbena, esp. V. officinalis with small blue, white, or purple flowers.
Etymology
ME f. OF verveine f. L VERBENA
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