Definition of tamarisk
:any of a genus (Tamarix of the family Tamaricaceae, the tamarisk family) of deciduous large shrubs and small trees native to Asia and the Mediterranean region and widely naturalized in North America that have tiny, scalelike leaves and feathery racemes of small, white to pink flowers
Note:
Tamarisks are often considered weeds in North America where they thrive especially in arid or semiarid regions.
— called also
salt cedar 
