41. A rhododendron removal programme is under way in the park. 42. It is home to the Rhododendron Park, found on Parrish Avenue. 43. It is known for its fields of alpenroses ( Rhododendron ferrugineum ). 44. This is the most comprehensive rhododendron collection anywhere along the Gulf Coast. 45. He also invested in a plant breeding programme producing Bodnant hybrid rhododendrons . 46. He also collected and introduced rhododendron including Rhododendron cinnabarinum Orange Bill. 47. He also collected and introduced rhododendron including Rhododendron cinnabarinum Orange Bill. 48. Ann Meerkerk left the gardens to the Seattle Rhododendron Society in 1979. 49. Diterpenes are responsible for making " Rhododendron " leaves poisonous. 50. Flora includes groves of Japanese red pine, rhododendrons and Rosa rugosa.