Figure 1

Distribution of Eucalyptus caesia subsp. caesia (closed circles) and E. caesia subsp. magna (open circles) in the Central Wheatbelt of Western Australia, and location of sampled plants at the study site in Boyagin Nature Reserve (32°28'21.0"S, 116°52'23.5"E), generated using Google Earth imagery (2014). Arrows indicate trees from which seeds were collected for paternity analysis. Locations of E. caesia populations are based on on-ground survey by SD Hopper and Western Australian Herbarium records.