A cheesecake topped with four boysenberries.Licensed from iStockPhoto
Origin: after Rudolph Boysen, United States horticulturist who developed it (c. 1935)
Used by arrangement with John Wiley & Sons, Inc.
- A prickly bramble of uncertain origin but ultimately derived from a western North American blackberry (Rubus ursinus).
- The edible, dark wine-red to nearly black fruit of this plant, having a taste suggestive of raspberries.
Origin: After Rudolph Boysen (died 1950), American botanist.