West Indian Mahogany The West Indian Mahogany is slow growing in the Singapore climate. This is the original Mahogany used to make the armadas in the West. The Tree could be as old as 88 years when it was endorsed as a Heritage Tree in 2015. Unique ID for Heritage Tree HT 2015-241 Location Lawn R, Singapore Botanic Gardens, near Orchid Plaza. Get Directions Heritage Tree Information Scientific name Swietenia mahogani Common name West Indian Mahogany Girth 2.88 m @ 0.8 m height Height 16.8 m