Rutaceae Juss.
Phebalium squamulosum subsp. alpinum (Benth.) Paul G.Wilson - Phebalium squamulosum subsp. ozothamnoides (F.Muell.) Paul G.Wilson , legitimate, intergrade
Wilson, Paul G. (10 December 1970), A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1(1): 86 BHL [primary reference]