Answer:
Though not a plant I have leaves. though not a beast I have spine. Though many wouldn't need me I am more valuable than wine.
Searing 'cross the pitch-black skies I scream in celebration Yet moments later my outburst through I am naught but imagination.
I have 24 keys but cannot open any locks. Sometimes loud, sometimes soft. What am I?
What has a head and a tail, but no body or legs?
In wealth I abound; in water I stand; as a fencer I'm valued all over the land; at Venice I'm famous; by farmers I'm prized; respected by law yet huntsmen despised; consternation and ruin ensue when I break; And the beasts of the forest advantage won't take.
The sun bakes them, The hand breaks them, The foot treads on them, And the mouth tastes them. What are they?