Hibiscus setulosus F.Muell.

Scientific Description

Shrub or tree, with hairy stems. Leaves 35-80 mm long, 20-28 mm wide, not lobed; margins serrate; hairy, with stellate hairs, with gland-tipped hairs gland-tipped hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 10-20 mm long. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 35-37 mm long; indumentum present, with stellate hairs present, with gland tipped hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 16-18 mm long, the lobes free, indumentum present, stellate hairs presentwith scales absent, Sessile glands absent. Calyx green, 27-30 mm long, the lobes fused half or more of their length, Sessile glands absent, simple hairs (without tubercle bases) absent, stellate hairs present, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent, Terminal appendages absent, number of ribs absent. Corolla pink or purple, 50-55 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 0.3-1.2 mm long; anthers 1.2-1.4 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs or scales present, simple hairs present, stellate hairs absent, gland-tipped hairs absent; style 1, 18-20 mm long, with five style branches or lobes, mostly glabrous, wing absent. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, hairs or scales present, simple hairs (without tubercle bases) present, stellate hairs absent, Sessile glands absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx persistent to mature fruit, 25 mm long, accrescent; seeds per loculus 2-4. Flowering time March, April, May, June, July or September. Distribution Botanical Province Northern, IBRA Bioregion North Kimberley, Victoria Bonaparte, Central Kimberley, Dampierland and Ord-Victorian-Plain.