Dendrobium Stardust

Dendrobium Stardust (1986) = Dendrobium unicum x Dendrobium Ukon

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Dendrobium Ukon (1979) = Dendrobium moniliforme x Dendrobium Thwaitesiae 

Dendrobium Thwaitesiae (1903) = Dendrobium Ainsworthii x Dendrobium Wiganiae

Dendrobium Wiganiae (1896) = Dendrobium nobile x Dendrobium signatum

Dendrobium Ainsworthii (1874) = Dendrobium heterocarpum x Dendrobium nobile

Reference : http://yiryiir.blog.com/2012/06/20/dendrobium-stardust/