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Scale bar 10mm. Copyright CSIRO
Flowers. Copyright CSIRO
Leaves and Flowers. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Cotyledon stage, hypogeal germination. Copyright CSIRO
Lepiderema ixiocarpa S.T.Reynolds
Reynolds, S.T. (1981) Austrobaileya 1(3): 492. Type: Queensland, S.F.R. 251, Ismailia, 17 Jun 1954, Volck 761; holo: BRI; iso: QRS.
Occasionally grows into a small tree but usually flowers and fruits as a shrub.
Terminal buds and young shoots +/- glabrous. Leaflet blades about 3.5-7 x 1-3 cm, margins sometimes toothed with up to four teeth on each side, leaflet stalks about 0.3-0.7 cm long. Lateral veins forming loops inside the blade margin. Leaflet stalks channelled on the upper surface with a ridge down the middle. Compound leaf petiole swollen at its junction with the twig.
Panicles about 6.5-29 cm long. Calyx lobes 1.5-3.5 mm long, petaloid but darker in colour. Petals about 2.5 mm long. Stamens eight, anther base sagittate. Staminal filaments about 2-3 mm long, hairy particularly towards the base where the hairs are longer.
Fruits viscid, broadly obovoid, about 10-25 x 13-17 mm, calyx lobes persistent at the base. Aril bright yellow. Seeds about 12 x 7 mm, testa black and shiny. Radicle straight, about 7 mm long +/- tangential to the cotyledons.
First pair of true leaves compound with about 6-11 toothed or lobed leaflets. Compound leaf rhachis winged. At the tenth leaf stage: leaflet blades ovate, margins serrate. Young leaves and shoots marked with orbicular or +/- spherical, dark brown or reddish brown resin or oil glands.
Distribution and Ecology
Herb (herbaceous or woody, under 1 m tall)
Shrub (woody or herbaceous, 1-6 m tall)