CUPRESSACEAE Actinostrobus Pyramidalis Swamp Cypress

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CUPRESSACEAE Actinostrobus pyramidalis Swamp cypress Female cones Avon Catchment Council Actinostrobus pyramidalis Swamp cypress Plant features Growth form Erect, dense, narrowly pyramidal shaped shrub 1-4m tall. Leaves The leaves are bright dark green, triangular in cross section, with three distinctive longitudinal ridges, 0.5-2mm long and held CUPRESSACEAE either erect or slightly spreading close to the stem. Cones The male cone are cylindrical to egg shaped, appear on the end of branchlets and are 2-8mm x 1.5-2.5mm. The female cones are egg shaped to almost circular 10-15mm long, green with usually 6 valves running from the stem to the tip which are also egg shaped. On maturing the valves become brown with a ‘scale’ at the base of each valve that has a grey margin around a light brown band which has a dark brown area inside. The seeds are 5-4mm long, fawn in colour with three lighter coloured wings. The young female and male cones are present from Aug-Nov with the female cones lasting all year. Bark Coarse, fissured dark grey brown bark over the entire tree. Distribution Found from near Kalbarri to Ravensthorpe along the coastal plain Floodfringe and throughout the western half of Floodway the Avon catchment. Normal winter level Zone, habitat Prefered habitat of Actinostrobus pyramidalis Occurs in floodways of swamps, creeks, rivers, estuaries and other brackish to saline winter wet depressions. Grows on a sandy soil types that may contain clay or loam. Additional information An unusual shrub that is useful on a range of brackish to saline waterbodies. Moderately salt and waterlogging tolerant. Can be grown from tubestock or direct seeded. It can provide important faunal shelter due to its dense form. Its shallow roots also help stabilise the wetlands soil. Collect seed all year round from mature unopened cones..

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Extinction, Transoceanic Dispersal, Adaptation and Rediversification
Turnover of southern cypresses in the post-Gondwanan world: Title extinction, transoceanic dispersal, adaptation and rediversification Crisp, Michael D.; Cook, Lyn G.; Bowman, David M. J. S.; Author(s) Cosgrove, Meredith; Isagi, Yuji; Sakaguchi, Shota Citation The New phytologist (2019), 221(4): 2308-2319 Issue Date 2019-03 URL http://hdl.handle.net/2433/244041 © 2018 The Authors. New Phytologist © 2018 New Phytologist Trust; This is an open access article under the terms Right of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited. Type Journal Article Textversion publisher Kyoto University Research Turnover of southern cypresses in the post-Gondwanan world: extinction, transoceanic dispersal, adaptation and rediversiﬁcation Michael D. Crisp1 , Lyn G. Cook2 , David M. J. S. Bowman3 , Meredith Cosgrove1, Yuji Isagi4 and Shota Sakaguchi5 1Research School of Biology, The Australian National University, RN Robertson Building, 46 Sullivans Creek Road, Acton (Canberra), ACT 2601, Australia; 2School of Biological Sciences, The University of Queensland, Brisbane, Qld 4072, Australia; 3School of Natural Sciences, The University of Tasmania, Private Bag 55, Hobart, Tas 7001, Australia; 4Graduate School of Agriculture, Kyoto University, Kyoto 606-8502, Japan; 5Graduate School of Human and Environmental Studies, Kyoto University, Kyoto 606-8501, Japan Summary Author for correspondence: Cupressaceae subfamily Callitroideae has been an important exemplar for vicariance bio- Michael D. Crisp geography, but its history is more than just disjunctions resulting from continental drift. We Tel: +61 2 6125 2882 combine fossil and molecular data to better assess its extinction and, sometimes, rediversiﬁca- Email: [email protected] tion after past global change.
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