>
a. Incongruity between what might be expected and what actually occurs.
b. An occurrence, result, or circumstance notable for such incongruity.
c. The quality or state of an event being both coincidental and contradictory in a humourous or poignant and extremely improbable way.
c. The quality or state of an event being both coincidental and contradictory in a humourous or poignant and extremely improbable way.
This might fit the bill, then.
Tobacco plants outside the Museum of the American Indian in Washington DC. (Well worth a visit, by the way)
BUT DON’T GET ANY IDEAS!
Cue for a song
You Must Be From Away 
>I bought a punnet of an annual tobacco flower with Havana in its name at Down to Earth on Tahunanui Drive; it was supposed to be wonderfully perfumed. 2 of the 6 died, the color is a so-so pink, and no smell. Pooh.