Home › Authors › Royal Botanical Gardens, Peradeniya. 👤 Royal Botanical Gardens, Peradeniya. 2 books Books by Royal Botanical Gardens, Peradeniya. Royal Botanic Gardens, Peraden Royal Botanic Gardens, Peradeniya 1968 The Royal Botanic Gardens, Per The Royal Botanic Gardens, Peradeniya illustrated guide, 1951 1951