Bitterwood Tree
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
Thriving across the subtropical forests of East and Southeast Asia, this scandent shrub is distinguished by its unique leaf coloration. Brandisia discolor grows in a variety of wooded habitats, climbing over surrounding trees and undergrowth.
Its distribution spans from India through Myanmar and Thailand to southern China. The plant has a long history of observation in regional botanical surveys and is recognized for its ecological contribution.
The species is a woody climber characterized by branches densely covered in greyish-yellow or rust-colored stellate hairs. The foliage shows a stark contrast between its surfaces:
The yellow or orange-red flowers are born singly in the leaf axils. The tubular corolla is outer-coated with stellate pubescence and features a two-lobed upper lip and a three-lobed lower lip.
Autumn to early winter
The species is locally harvested in traditional Asian medicine. It is primarily utilized in herbal preparations to reduce inflammation and clear toxins. There are no major commercial or landscape cultivation efforts recorded for this wild climber.
The specific epithet discolor refers to the contrasting colors of the upper and lower leaf surfaces, which is a key diagnostic feature in the field. This contrasting foliage helps field botanists easily distinguish it from closely related species within the genus.
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
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