Palm-twig

According to the Old English Dictionary:

palm-twig

a palm-branch :-- Palmtwig palma, Wrt. Voc. i. 32, 61 : Blickl. Gl. Onfóh ðissum palmtwige, Blickl. Homl. 137, 25. Heó álegde ðæt palmtwig ðe heó ǽr onféng, 139, 4. Se gewuna stent ðæt gehwǽr on Godes gelaþunge se sacerd bletsian sceole palmtwigu on ðisum dæge (Palm Sunday), Homl. Th. i. 218, 3. palm-twig