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Nelissë (Q. "Thrice-known" or threefold knowledge"; S."Nêlist"; N Av."'ele'isi") was bush native to semiarid regions with heavily volcanic soil, distantly related to coca.A tea brewed from nelissë leaves caused euphoria for one hour and yielded one day's nutrition. A substantial overdose (more than 4 doses at once) of nelissë tea acted as a strong nerve poison.