1. Family: Arecaceae Bercht. & J.Presl
    1. Genus: Heterospathe Scheff.
      1. Heterospathe barfodii L.M.Gardiner & W.J.Baker

        Heterospathe barfodii is a slender palm with a striking white crownshaft. It was recently described as a new species by Kew scientists Lauren Gardiner and William Baker, having been previously known in cultivation under an incorrect name ( Heterospathe glauca).

    [KSP]
    General Description
    Heterospathe barfodii is a critically endangered palm from Papua New Guinea with a striking white crownshaft and maroon young flowering stems.

    Heterospathe barfodii is a slender palm with a striking white crownshaft. It was recently described as a new species by Kew scientists Lauren Gardiner and William Baker, having been previously known in cultivation under an incorrect name ( Heterospathe glauca).

    Known from a single specimen collected in the wild by Anders Barfod, H. barfodii was named in his honour, in recognition of his contribution to New Guinea palm research.

    Species Profile

    Geography and distribution

    Heterospathe barfodii is only known from one specimen growing in the lowlands of mainland Milne Bay Province, Papua New Guinea.

    It was found growing in an open grassy area at the side of a dirt road, in lowland tropical rainforest at about sea level.

    Description

    Overview:Solitary palm with erect stem up to 8 m tall and 10 cm in diameter.

    Leaves:7–9 in crown. Sheaths up to 67 cm long, pale green with dense white covering, forming a well-defined silvery-white crownshaft.

    Petiole (leaf stalk) up to 40 cm long, bright green, with dense white covering near sheath.

    Central axis of leaf blade up to 240 cm long with about 40–55 leaflets along each side. Leaflets bright green, leathery, up to 78 cm long, held horizontally with tips drooping slightly.

    Inflorescence:Up to 99 cm long, branched to three orders, deep maroon when flowers start to open.

    Male flowers:Deep maroon on opening, about 8 mm in diameter, with three, thick, triangular sepals and three triangular petals. Stamens (male parts) white, up to 5 mm long, fused at base to form a ring around pistillode (sterile female organ).

    Female flowers: Immature bud about 5 mm long, deep maroon, sepals and petals overlapping.

    Fruits:Spherical, red at maturity, 1 cm in diameter.

    Seeds: Spherical, pale brown, 7 mm in diameter.

    Threats and conservation

    Heterospathe barfodii is only known from a single specimen at a single location and has been assessed as Critically Endangered (CR) according to IUCN Red List criteria.

    It was found at a disturbed forest edge in an area under threat from logging, mining and oil palm plantations.

    This species at Kew

    Dried specimens of Heterospathe barfodii are held in Kew’s Herbarium, where they are available to visitors from around the world, by appointment.

    Distribution
    Papua New Guinea
    Ecology
    Lowland tropical rainforest.
    Conservation
    Critically Endangered (CR) according to IUCN Red List criteria.
    Hazards

    None known.

    Images

    Distribution

    Found In:

    New Guinea

    Heterospathe barfodii L.M.Gardiner & W.J.Baker appears in other Kew resources:

    First published in Palms (1999+) 56: 96 (2012)

    Literature

    • [1] Gardiner, L. M., Dransfield, J., Marcus, J. & Baker, W. J. (2012). Heterospathe barfodii, a new species from Papua New Guinea. Palms 56: 91–100.

    Sources

    International Plant Names Index
    The International Plant Names Index (2016). Published on the Internet http://www.ipni.org
    [A] © Copyright 2016 International Plant Names Index. https://creativecommons.org/licenses/by/3.0

    Kew Species Profiles
    Kew Species Profiles
    [B] http://creativecommons.org/licenses/by-nc-sa/3.0
    [C]

    World Checklist of Selected Plant Families
    World Checklist of Selected Plant Families(2016). Published on the Internet http://apps.kew.org/wcsp/
    [D] See http://kew.org/about-kew/website-information/legal-notices/index.htm You may use data on these Terms and Conditions and on further condition that: The data is not used for commercial purposes; You may copy and retain data solely for scholarly, educational or research purposes; You may not publish our data, except for small extracts provided for illustrative purposes and duly acknowledged; You acknowledge the source of the data by the words "With the permission of the Trustees of the Royal Botanic Gardens, Kew" in a position which is reasonably prominent in view of your use of the data; Any other use of data or any other content from this website may only be made with our prior written agreement. http://creativecommons.org/licenses/by-nc-sa/3.0
    [E] © Copyright 2016 International Plant Names Index and World Checkist of Selected Plant Families. https://creativecommons.org/licenses/by/3.0