Kaiser Franz Joseph
The record of the National Fruit Collection, at Brogdale in Kent, describes it1:
Thought to have originated in Germany. It was known before 1876. Fruits have tender, fine, whitish flesh with a sweet, vinous, aromatic flavour.
Sources
- Kaiser Franz Joseph (accession 1947 - 316), National Fruit Collection, Brogdale, Kent (Defra). Supports: the description quoted; the use; the fruit's size, shape and colours and the flesh, from the collection's characterisation; the picking time at Brogdale (early october); the other names.