Scientific name: Pterocarpus indicus
Family name: Fabaceae (Leguminosae)
Angsana trees in Taman Tugu
The Angsana tree is one of the many trees found existing within the Taman Tugu site. Many populations of Pterocarpus indicus are seriously threatened. It is extinct in Vietnam and possibly in Sri Lanka. It was declared the national tree of the Philippines in 1934 by Governor-General Frank Murphy of the Insular Government of the Philippine Islands.
The Angsanatree is a fast growing tree that can grow up to 30–40 m tall, with a trunk up to 2m diameter. This rounded, weeping and pendulous crown tree is evergreen in equatorial climates, but deciduous in areas with seasonal rainfall.
The leaves are green pinnate, with leaflets. The flowers are produced in panicles containing a few to numerous flowers. The flowers are yellow and faintly fragrant. The fruits are disc-like pods with papery wings. It contains one or two seeds, and does not split open at maturity (non-dehisicent).
The Angsana flowers and leaves are edible and widely used in traditional medicine. The leaves contain flavonoids, an antioxidant that provides health benefits to humans, such as anti-inflammatory and anti-allergic remedies. The red latex is used to treat tumours, especially mouth cancer. The young leaves are used as remedy for prickly heat and ulcers in Java.
The flower is a honey source for bee pollinators and the leaf infusions can be used as shampoo.
The hardwood is purplish, termite-resistant and rose-scented. It is a premium timber species that is suitable for high grade furniture, lumber, and plywood for light construction purposes. Other than that, It is also used for cartwheels, wood carving, and musical instruments.
It is purposely cultivated for shade. It is widely planted as a roadside, park, and parking lot tree. It also cultivated as a shade tree, such as in plantations and nurseries to provide shade to timber tree seedlings .
These tropical, sub-tropical/ monsoonal trees grow found in terrestrial, monsoon forest, coastal forest and riverine. These trees are native to Malaysia, Indochina, Malaysia, and Western Pacific.