Fibonacci

The Fibonacci numbers are claimed to have many connections to items in nature.

Paper Money

Obverse	Reverse	Description
		Yugoslavia, 100000 Dinara, 1993 Sunflowers
		Sudan, 5 Dinars Sunflowers

Coins and tokens

Obverse	Reverse	Description
		Timor, 1 Centavo, 2004 Nautilus Shell
		Latvia, 1 lats, 2006 Pinecone
		Swaziland, 1 Cent, 1975 Pineapple
		Bahamas, 5 Cents, 1975 Pineapple