Sanctuary Mahi Whenua, Point Chevalier, Auckland.
Rust on tradescantia. I'm not sure if the rust has been released here or has spread here from elsewhere.
noted as common in the area…https://theaustralianinterestingness.wordpress.com/2020/04/01/the-natural-and-the-artificial-in-suburban-kiama/ the area I recorded was historically used
In growth habit and height (c. 1 m) this looked somewhat different from the common species I am familiar with, namely aspera, clarkei, melanocapa, sieberiana.
An interesting read about eucalyptus/corymbia/angophora:
https://anpsa.org.au/genera/eucalypts-eucalyptus-corymbia-angophora/