Mystroxylon Eckl. & Zeyh.

Trees or shrubs, without latex, glabrous or more usually pubescent; branches terete or flattened or angular, unarmed, forming short shoots. Leaves spiral, entire or not, petiolate; stipules free, small, filiform, caducous. Inflorescence pedunculate or rarely sessile, dichasial and becoming monochasial (usually after first or second branching) or subumbellate, rarely fasciculate or 1–2-flowered, single in axils of foliage leaves; bracts persistent. Flowers bisexual, pedicellate, with pedicels articulated at the base. Sepals 5, equal, imbricate, united at the base, with margin entire or reddish glandular-denticulate. Petals 5, green to yellow, usually drying orange to reddish, imbricate in bud, spreading. Stamens 5, with filaments thin, united with the base of the disc; anthers versatile, introrse, deciduous, with separate thecae dehiscing longitudinally. Disc intrastaminal, single, flat or concave, thin, 5-lobed or 5-angled. Ovary superior, sessile, 1/2–2/3-immersed in the disc, 2–3-locular, with 2 erect collateral ovules in each locule; style very short, cylindric, simple; stigma small or capitate, entire or almost so. Fruit drupaceous, ± fleshy. Seed solitary, exarillate, with fleshy endosperm.