Hibiscus L.
Shrubs or small trees. Calyx deeply lobed
Stems pubescent and with prickles. Leaves oblong to cordate or nearly orbicular, irregularly toothed, angular or ± 5-lobed, 5–7 cm wide, sparingly hispid. Flowers in a terminal raceme, with a bract under each pedicel. Calyx densely hispid with rigid hairs. Petals c. 5 cm long, pale yellow, darker below. Capsule acuminate, very hairy, c. 2 cm long. Spreading shrub. Coast. Swampy places. Fl. summer H. diversifolius diversifoliusH. diversifolius
Stems glabrous or glabrescent except for prickles. Leaves linear to narrow-elliptic, entire or deeply 3-lobed, up to 15 cm long, nearly glabrous. Flowers on short pedicels in the upper axils. Calyx 2 cm long, densely stellate tomentose. Petals up to 7 cm long, white pink or yellow with a dark spot near the base. Capsule ovoid-acute, c. as long as the calyx, densely stellate tomentose. Shrub or small tree up to 6 m high. Coast and adjacent plateaus. Sheltered places. Fl. summer. Native Rosella H. heterophyllus heterophyllusH. heterophyllus heterophyllus