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Flowers. Copyright Barry Jago
Leaves and Flowers. Copyright CSIRO
Leaves and fruit. Copyright B. Gray
Scale bar 10mm. Copyright CSIRO
10th leaf stage. Copyright CSIRO
Cotyledon stage, epigeal germination. Copyright CSIRO
Ackama australiensis (Schltr.) C.T.White
White, C.T. (1936) Proceedings of the Royal Society of Queensland 47: 59.
Cedara; Pencil Cedar; Rose Alder; Feather Top; Cedar, Atherton Pencil; Atherton Pencil Cedar; Alder, Rose; Cedar, Pencil; Feathertop Tree
Lenticels arranged in vertical lines. Buttresses large and conspicuous on bigger trees.
Seed germination time 24 to 146 days. Cotyledons very small, about 1-2 mm long. At the tenth leaf stage: leaflet margins serrate or doubly serrate, that is teeth with teeth; leaflets hairy on the upper surface; stipules interpetiolar, foliaceous with toothed margins; seedlings often pink to red.
Distribution and Ecology
Endemic to Queensland, occurs in the McIlwraith Range in CYP, is widespread in NEQ, and occurs in the northern part of CEQ. Altitudinal range from 400-1150 m. Grows in well developed upland and mountain rain forest, usually along creeks and gullies.
Natural History & Notes
Produces a useful general purpose timber and utility cabinet timber. Wood specific gravity 0.57. Cause et al. (1989).
Betchea australiensis Schltr., Bot. Jahrb. 52: 150 (1914), Type: Queensland, Rockingham Bay, J. Dallachy, holo: B. Caldcluvia australiensis (Schltr.) Hoogland, (1979) Blumea 25: 484 (1979). Ackama muelleri var. pleiocarpa F.Muell., The Victorian Naturalist 8: 46(1891), Type: The same collector brought from the same region.. [= Stephen Johnson, Mt. Bartle-Frere]. Ackama quadrivalvis C.T.White & W.D.Francis, Queensland Department of Agriculture and Stock. Botany Bulletin 22: 15(1920), Type: Atherton District, Assistant Forester J.M. Fraser (type).
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