In message , Stewart Robert Hinsley
writes
some tree/shrub in Tasmania (the name escapes my recollection),

The name has resurfaced from my memory - it's King's Lomatia (Lomatia
tasmanica), which is, from carbon dating, at least 43,600 years old.

Come to think of the matter, some of the banana clones might be pretty
old.
--
Stewart Robert Hinsley