From charats; a sour grape (as sharp in taste) -- kernel.
see HEBREW charats
H2785. chartsannim
חַרְצַנִּים noun masculine plural some insignificant vine-product, usually taken as grape-kernels, grape-stones, from acrid taste, so Thes (after Onk, Mishna), see also זָּג above: מֵח הַיַּיִן ׳מִגֶּפֶן וְעַדזָֿג Numbers 6:4 of the wine-vine, including both חרצנים and זג, he shall not eat.
II. חרץ be yellow (probably √ of following: Syriac id. (rare), yellow; compare Aramaic חריע safflower, Arabic id.: see NöZMG 1886, 728, LöwAramaic Pflanzenn. 218 Köii. l. 137).