Raspberries. Close-up of raspberries, fruit of the raspberry plant (Rubus idaeus). This red fleshy fruit is a good source of vitamin C (asorbic acid) and can be eaten raw or cooked. It may be used to make jams and jellies. Syrups, distilled liquors, juice and a very delicate essence can also be obtained from raspberries. The raspberry plant is a shrub with thorny stems, native to most European countries.