Historical clue formulations

• Botanist's study — 2026-07-16
• Botanist's study — 2024-09-01
• Biota component — 2024-07-05
• Regional greenery — 2022-04-27
• Fauna's partner — 2021-12-20
• Botanist's study — 2021-05-16
• Goddess of spring — 2021-02-09
• Herbivore's diet — 2020-02-19
• Nursery display — 2019-11-28
• Food for some fauna — 2019-06-20
• Trees and shrubs — 2019-03-26
• Good name for a botanist? — 2018-08-05
• Plant life — 2018-02-22
• Fauna's counterpart — 2017-08-29
• Plant life — 2016-11-21
• Plants — 2016-08-03
• Botanist's study — 2016-06-22
• Botanist's specialty — 2016-03-22
• Plants — 2015-12-20
• Fauna's counterpart — 2014-10-28
• Trees and shrubs — 2014-09-28
• Botanist's concern — 2012-02-15
• Botanist's study — 2009-12-22
• Plant life — 2008-10-21
• It's a big part of life — 2007-09-29
• Fauna's partner — 2007-04-24
• Nature trail sights — 2007-04-13
• Botanical gardens display — 2006-10-17
• Plant life — 2006-08-28
• Plant life — 2005-06-19
• Plant life — 2003-12-16
• Vegetation — 2003-09-09
• Plant life — 2003-01-06
• Plants — 2002-10-08
• Plants — 2002-08-14
• "La Traviata" mezzo — 2001-04-01
• It's a part of life — 2000-07-07
• "La Traviata" mezzo — 2000-02-20
• Fauna's partner — 1999-12-14
• Plants — 1999-02-12
• Botanist's specialty — 1998-08-21
• Regional plants — 1998-05-27
• Bouquet makers — 1997-05-21
• "The Turn of the Screw" girl — 1996-11-28
• Naturalists' study — 1996-10-03
• Vegetation — 1996-04-04
• Biota part — 1994-11-03
• Botanist's concern — 1994-08-16
• Roman goddess of flowers — 1993-12-01