B"H. Choosing the right myrtle from a Jerusalem sidewalk sale

U'lekachtem lachem ba'yom ha'rishon pri eitz hadar, kappot t'marim, ve'anaf
eitz avot, v'arvei nachal

"You shall take for yourselves on the first day (of Sukkot) the magnificent
fruit of a tree, the leaf of a date-palm, boughs from the plaited tree, and
willows of the brook." (Leviticus, 23:40) From the Chabad.org site - article
by By Shimona Tzukernik