Charlotte Wheeler-Cuffe’s watercolour of the white-flowered species of rhododendron Rhododendron cuffeanum, which grows on trees like an orchid, not on the ground. Photograph- Office of Public Works
The National Botanic Gardens of Ireland
The National Botanic Gardens of Ireland are an oasis of calm and beauty, and entry is free. A premier scientific institution, the gardens contain important collections of plant species and cultivars from all over the world.