Browse Iranica WILLOW TypeHeadwordLast UpdatedMarch 8, 2013Print DetailVol. IV, Fasc. 3, pp. 236-240PublishedDecember 15, 1989 Print share WILLOW, a tree of the genus Salix L., commonly known in modern Persian as BĪD (also deraḵt-e bīd or bīd-bon).i. The word. ii. The tree.