Brachychiton populneus populneus
Calyx creamy white, slightly downy pubescent outside, splashed with red and yellow inside, 1–2 cm diam. Fruits 4–7 cm long. Leaves thin; juvenile leaves often 3- or sometimes 5-lobed; mature leaves ovate to lanceolate or 3-lobed, c. 4 cm long, with slender petioles. Cumberland Plain; valleys of the Blue Mts e.g. Capertee; basalt areas in the drier parts of Hornsby Plateau. Fl. summer. Kurrajong