1972.
Akita, Japan
Locality: By the side of the Imaizumi River, Nishiimaizumi, Nishisenboku-cho, Senboku-gun
Coordinates: 39.7001, 140.7306
(Map it)
Georeference protocol: Coordinates determined by IRRI georef
Habitat: Wild Habitat
Comment: Collected in fall, Senboku georeferenced.