Van-royena
Sign in to saveVan-royena is a monotypic genus (a genus that contains only one species) in the plant family Sapotaceae. The sole species is Van-royena castanosperma, commonly known as milky plum, yellow plum, saffron boxwood or poison plum, which is endemic to Queensland, Australia. It is an understorey tree of rainforest, first described in 1919.
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Van-royena is a monotypic genus (a genus that contains only one species) in the plant family Sapotaceae. The sole species is Van-royena castanosperma, commonly known as milky plum, yellow plum, saffron boxwood or poison plum, which is endemic to Queensland, Australia. It is an understorey tree of rainforest, first described in 1919.
==Description== Van-royena castanosperma is an evergreen shrub or small tree up to tall. The twigs are lenticellate and glabrous (hairless), except for new growth which is finely hairy. The leaves are simple and arranged spirally on the twigs. They measure up to long by wide, and may be oblanceolate, lanceolate or elliptic. The petiole (leaf stalk) is about long and produces a milky exudate (sap) when broken. They have up to 13 pairs of lateral veins either side of the midrib.