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Scale bar 10mm. Copyright CSIRO
Leaves and Flowers. Copyright CSIRO
Cotyledon and 1st leaf stage, hypogeal germination. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Seedling with 7 leaves. Copyright CSIRO
Rhysotoechia mortoniana (F.Muell.) Radlk.
Radlkofer, L.A.T. (1879) Actes du Congres International de Botanistes ... Amsterdam for 1877: 132. Type: ?.
Cupania mortoniana F.Muell., Fragmenta Phytographiae Australiae 5: 177(1865), Type: Ad sinum Rockingham-Bay in summitatibus montium flumini Mackay originem praebentium..
Seldom exceeding 30 cm dbh. Blaze odour resembles that of freshly shelled peas (Pisum sativum).
Leaflets about 4-6 in the compound leaf, each leaflet blade about 6-12.5 x 2.5-6 cm. Lateral veins forming loops (often a double series) inside the blade margin. Compound leaf rhachis and leaflet stalks usually reddish purple. Leaflet stalks swollen at their junction with the compound leaf rhachis. Numerous small black dots often visible with a lens on the underside of the leaflet blades.
Panicles up to 26 cm long, pedicels about 6-9 mm long. Calyx lobes about 3-6 mm long. Petals about 4-5 mm long with two glandular hairy scales, puberulent towards the base. Disk glabrous, stamens inserted inside the disk. Stamens usually eight, filaments about 4 mm long, shortly hairy only in the lower half.
First pair of leaves alternate, apex acuminate, base cuneate. At the tenth leaf stage: leaf blade ovate, apex attenuate, base cuneate, midrib raised on the upper surface. Petiole swollen at its junction with the stem. Lateral veins forming loops inside the blade margin.
Distribution and Ecology
Shrub (woody or herbaceous, 1-6 m tall)