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Scale bar 10mm. Copyright CSIRO
Leaves and Flowers. Copyright CSIRO
Cotyledon stage, semi-durian germination. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Haplostichanthus submontanus subsp. sessiliflorus
Haplostichanthus submontanus subsp. sessiliflorus Jessup
Jessup, L.W. (2007) Flora of Australia 2: 449. Type: Queensland, Curtain Fig near Yungaburra, 5 Dec. 1984, L.W. Jessup 695. Holo: BRI.
Haplostichanthus sp. (Topaz LWJ 520), Australian Tropical Rain Forest Plants, Trees , Shrubs & Vines: (2003), Type: ?.
Usually flowers and fruits as a shrub about 1-4 m tall.
Twig bark strong and fibrous when stripped. Young shoots clothed in brown or golden appressed hairs. Leaf blades about 6-13 x 1.5-4.5 cm. Upper surface of the leaf blade arched between the lateral veins. Lateral veins form loops well inside the blade margin. Oil dots visible with a lens.
First pair of leaves ovate, alternate, margins smooth. At the tenth leaf stage: leaf aromatic when crushed; leaf blade ovate to elliptic, apex acuminate to acute, base cordate to obtuse. Stems and terminal buds clothed in brown hairs. Lateral veins difficult to distinguish but forming loops inside the blade margin.
Distribution and Ecology
Endemic to NEQ, known only from a few localities on the Atherton Tableland. Altitudinal range from 700-1300 m. Grows as an understory shrub in well developed upland rain forest, more common on soils derived from vesicular basalts.
Food plant for the larval stages of the Green Spotted Triangle Butterfly. Sankowsky & Neilsen (2000).
Shrub (woody or herbaceous, 1-6 m tall)