It is highly variable in form, but is most often encountered as a small tree to 10m. Its leaves have strikingly contrasted dark green upper surfaces and white undersides.
Photo: Robert Whyte
Three subspecies are now recognised: B. integrifolia subsp. integrifolia, B. integrifolia subsp. compar and B. integrifolia subsp. monticola.
Widely planted in Australian gardens, leading to concerns about its potential to become a weed outside its natural habitat.