Publication: Symb. Sin. 7: 1243. 1936.
Origin: Introduced from Asia
Herbarium search: CPNWH
Notes: FNA22: "I agree with C. P. Dunn and R. R. Sharitz (1990) that this species is still expanding its range since its introduction early this century."
Last updated 4/14/2021 by David Giblin.