Historical clue formulations

• Intoxicating Asian plant whose name sounds like an insect — 2025-09-07
• Nut that's a stimulant — 2023-07-04
• Nut variety — 2020-03-28
• South Pacific palm — 2013-06-28
• Kind of nut — 2012-02-17
• Plant related to pepper — 2012-01-07
• Some kind of nut — 2005-10-05
• ___ nut — 2003-12-28
• ___ palm — 2002-07-23
• Tropical nut — 2002-05-20
• Kind of nut — 2000-04-14
• Kind of nut — 1999-06-19
• Some kind of a nut — 1998-11-15
• Kind of palm — 1996-05-28