15 September 2018.
Honshu, Japan
Locality: Tochigi Prefecture, Nikko City; ; Nikko (Okunikko) Forest, Nikko National Park - Utsunomiya University Forest.
Coordinates: 36.7943, 139.4709
(Map it)
Elevation: 1554m.
Environment description: Edge of stream, adjacent to Larix kaempferi plantation. Soil is rocky/gravel.
Associated species: Betula maximowicziana:Quercus serrata:Hydrangea hydrangeoides:Thuja standishii:Thujopsis dolabrata:Tilia japonica:Viburnum furcatum
Aspect: ;
Soil Texture:
Comment: Low branching, multi-stemmed tree, leaning over stream. Height 13 m; wide basal diameter, nearing 2 m. Bark dark gray to black, smooth; greenish red when young. Leaves five-lobed, with basal two much reduced; petioles long, up to 4 cm, bright red on top. Samaras green to red, each up to 1.5 cm long; spreading to nearly 180 degrees.
Collector(s):