In 1969, scientists discovered fossilized remains of a plant in Utah, USA. Since then, researchers have tried to identify the ...

The diversity within plant families can be remarkable. For example, diverse species such as poison ivy, cashews and mangoes all belong to the same extensive family. The extent of lost diversity within ...

World checklist and bibliography of Araliaceae / David G. Frodin and Rafaël Govaerts ; (with contributions from Hans-Jürgen Esser, Porter P. Lowry, and Jun Wen) Smithsonian Libraries and Archives.

As currently circumscribed, Polyscias is the second largest genus in Araliaceae, with ca. 150 species, and is found throughout much of the Old World tropics. Recent studies have shown that the genus ...