Boyd’s Bible Dictionary:
(Fetches). “Spelt” (Ezek. 4:9). “Fennel” or black cumin (Isa. 28:25-27).
Concise Bible Dictionary:
1. kussemeth, “spelt,” a species of grain resembling wheat with shorn ears (Ezek. 4:9). The same word is in Exodus 9:32 and Isaiah 25, translated RYE.
2. qetsach, “black cummin,” R. V. margin. This is doubtless the nigella sativa. Its small black seeds are aromatic, and are used as a condiment and a medicine. The prophet says they are beaten out with a rod (Isa. 28:25-27).
Nigella Sativa