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Family Scientific Name Clerodendrum inerme (L.) Gaertn. Gaertner, J. (1788) De Fructibus et Seminibus Plantarum 1: 271.

Common name and . Copyright Barry Jago Clerodendrum, Scrambling; Scrambling Clerodendrum; Harmless Clerodendron; Clerodendron, Harmless Stem Often grows into a rather untidy vine but frequently flowers and as a about 1-4 m tall. Vine stem diameters to 3 cm recorded. Leaves Leaves and flowers. Copyright CSIRO Twigs, petioles and leaves glabrous or minutely puberulous. blades about 3-12 x 1-6 cm, punctate or glandular on the lower surface. Petioles about 0.5-1.5 cm long, grooved or channelled on the upper surface. Lateral veins forming loops inside the blade margin. Twigs usually pale-coloured and petioles dark purple. Flowers Pedicels puberulous, about 3-6 mm long. Calyx about 3-6 mm long, glandular, glabrous or puberulous with a few large nectariferous glands on the outer surface, glabrous on the inner surface, lobes minute. Corolla glabrous and glandular outside, tube villous inside, tube cylindrical, about 15-40 mm long, lobes about 3.5-11 mm long. exserted, filaments about 15-38 mm long, anthers about 2.5-3 mm long. glabrous, Leaves and flowers. Copyright R.L. Barrett glandular, about 1.5-2 x 1-1.5 mm, style exserted, glabrous, about 25-48 mm long. Fruit consists of four nutlets which fit together and are borne on a receptacle like an egg in an egg cup. Fruit about 10-20 x 7-15 mm. Calyx persistent at the base forming a cup about 7-12 mm diam. Cotyledons about 5 mm long, much longer and wider than the radicle which is about 0.5-1 mm long. Seedlings Cotyledons thick and fleshy, about 12-20 x 6-9 mm, gradually tapering into the petioles. First pair of leaves opposite, margins entire or with a few teeth. At the tenth leaf stage: leaf blade lanceolate, margin entire or Scale bar 10mm. Copyright CSIRO with a few teeth, stem purple becoming pale, terminal bud clothed in pale prostrate hairs. Petiole and midrib purple. germination time 22 to 28 days. Distribution and Ecology Occurs in WA, NT, CYP, NEQ, CEQ and southwards as far as north-eastern New South Wales. Altitudinal range very small, at or slightly above sea level. Usually grows in close proximity to the sea and is often found near margins or on the margins of beach forest. Also occurs in Asia, Malesia and the Pacific islands. Natural History & Notes This may have medicinal properties. 10th leaf stage. Copyright CSIRO Herb (herbaceous or woody, under 1 m tall) X Shrub (woody or herbaceous, 1-6 m tall) X Vine X Synonyms inermis L., : 637(1753), Type: , Herb. Linnaeus 809/3; holo: LINN. Clerodendrum commersonii (Poir.) Spreng., Systema Vegetabilium 2 : 758(1825). Volkameria commersonii Poir., Lam. Encyc. 8: 688(1808), Type: Philippines, (FI herb Desfontaines.) Fide Munir (1989). Volkameria nereifolia Roxb., Fl. Ind. edn. 2 3: 64(1832), Type: Island of Mascal, on the coast of Chittagong, India, now Bengladesh; holo: K. Fide Munir (1989). Clerodendrum javanicum Sprengel, Syst. Veg. 2: 759(1825), Type: Indonesia, Java; holo: HBG. Fide Munir (1989). Clerodendrum nereifolium (Roxb.) King & Gamble, Prodromus 11: 660(1847), Type: In Indie orientali, e.g. pr. Tavoy et Tenasserim (Wall.!). Volkameria neriiflia Roxb. fl. ind. ed. 1832 v. 3 p. 64. Cotyledon stage, epigeal germination. Copyright CSIRO RFK Code 2166 CC-BY Australian Tropical Herbarium unless otherwise indicated in the images.

Vine stem bark and vine stem transverse . Copyright CSIRO