Syntype of Elaeocarpus dentatus var. obovatus collected by H.J. Matthews s.n., AK 5166.
Best I can do for now as my specimens of this variety are on loan for study by an overseas Elaeocarpaceae expert (Dr Yumiko Baba).
However, note the distinctive leaf shape - there appear to be no obvious fruit or flower differences in fresh material I have seen.
The Oxalidales is an order of flowering plants, included within the rosid subgroup of eudicots. Compound leaves are common in Oxalidales and the majority of the species in this order have five or six sepals and petals. The following families are typically placed here: