Bark
Smooth, greyish-brown to dark brown bark that secretes a profuse, blood-red fluid or sap immediately when cut. Younger twigs are covered in fine, rusty-velvety hairs.
Syn. Knema cinerea var. andamanica
Smooth, greyish-brown to dark brown bark that secretes a profuse, blood-red fluid or sap immediately when cut. Younger twigs are covered in fine, rusty-velvety hairs.
Leathery, oblong to lanceolate leaves (8–30 cm long) that dry to a greenish-brown on top while remaining distinctly glaucous (whitish-blue grey) underneath.
Small, pink to yellowish flowers clustered in short, axillary bundles, covered in a dense layer of fuzzy, rusty-brown woolly hairs (tomentose)
Ellipsoid, egg-shaped fruits covered in brownish velvet, splitting open when mature to reveal a single seed wrapped in a brilliant scarlet-red, fleshy network (aril)
When its bark is cut, it releases a dark red resinous sap. In traditional medicine, the dried exudate is used to treat dysentery and soothe painful mouth sores.
Andaman & Nicobar Islands, Sumatera, Thailand.