Living Collection Virtual Herbarium

Helwingiaceae
Helwingia japonica (Thunb. ex Murray) F.Dietr.

Verified by: Temperate sect.10 May 2012
Notes: Verified with Ohwi, J. 'Flora of Japan'. Shrub with green smooth stems. Leaves petiolate with serrate margin, teeth ending in a long point. Inflorescence rachis fused to the leaf midrib reaching half way up the leaf. Inflorescence umbellate with 8-10 flowers. Corolla valvate with only 4 green sepals. Stamens 4 with short erect filaments. Ovary reduced. Only one species of Helwingia grows in Japan.
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Wild voucher no:                               24 October 2003
Locality: Japan, Niigata Pref., Sado-Ga-Shima, Kinsen-jou, Niibo
Coordinates: 210m
Field notes: Plants up to 2m. in height, spreading to 1.5m. Trees dominant in two layers, canopy 10-60m. Under Quercus sp's with Weigela.
Collector:Townsend156

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