Hypocreopsis amplectens

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Hypocreopsis amplectens
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Hypocreopsis amplectens

Systematics
Class : Sordariomycetes
Subclass : Hypocreomycetidae
Order : Crust ball mushrooms (Hypocreales)
Family : Crustball relatives (Hypocreaceae)
Genre : Translucent lichen fungi ( Hypocreopsis )
Type : Hypocreopsis amplectens
Scientific name
Hypocreopsis amplectens
TWMay & PRJohnst. (2007)

Hypocreopsis amplectens ( English Tea-tree Fingers ) is a type of fungus from the family of the crustball relatives thatforms stroma on the trunks of trees and shrubs. The species was not until 1992 in Nyora ( South Gippsland Shire , Victoria (Australia) ) at a mapping of vascular plants discovered.

description

With finds of dead and living branches of Leptospermum ( English tea-tree ), Melaleuca ( English paperbark ) and Banksia at coastal locations in Victoria, which were spared from fires for a long time, the stiffly structured, brown, irregularly shaped species forms an erect mass, which wraps dead branches with light brown finger-like cloths.

H. amplectens is most common on dead branches of Leptospermum continentale ( English prickly tea-tree ), L. myrsinoides ( English silky tea-tree ), Banksia marginata ( English silver banksia ) and, more recently, Kunzea leptospermoides ( English Yarra Burgan ) Find. The fungus was also found on living and dead specimens of Melaleuca squarrosa ( English scented paperbark ). Its direct substrates are a bristle disk ( Hymenochaete spec. , English Brown Paint Fungus ) and probably a fungus of the genus Phellinus .

The fruiting body is up to 60 mm long, the individual lobes up to 10 mm wide. He is clutching his substrate. The mushroom is brown, the tips of the individual lobes are lighter yellowish-brown. Older specimens often have white spots that look like pollinated.

Diffusion and protection

Hypocreopsis amplectens was discovered in 1983 (then as a "possibly new species") in Arthur's Pass National Park in the Canterbury region on the South Island of New Zealand and in 1992 in Nyora, Victoria Australia during a mapping of vascular plants. The fungus was previously called Hypocreopsis spec. and Hypocreopsis spec. 'Nyora' has been featured in Australian literature. In Victoria, H. amplectens was listed as "Endangered" under the Victorian Flora and Fauna Guarantee Act 1988 , and the Adams Creek Conservation Reserve west of Nyora was established in part because of its occurrence there.

Current efforts to disseminate the description of Hypocreopsis amplectens (including a small field guide) led to a fourth site in 2017 in the Yarra Valley in Victoria by the mushroom working group of the Victorian Field Naturalists Club . This new population possessed the greatest number of individual fruiting bodies that was found on Kunzea leptospermoides ( English Yarra Burgan ). Since 2016, the populations at Adams Creek and in the Grantville Nature Conservation Reserves have been repeatedly visited and small numbers of individuals have been confirmed, but the controls at the original site in Greens Bush on the Mornington Peninsula did not yield any results.

Observations based on photos show that the species was found in 2006 in Hamner Forest Park (Canterbury region on the South Island of New Zealand) and in 2015 in New England National Park ( New South Wales , Australia). Despite an information system about Hypocreopsis amplectens that has existed since 2005, evidence has been available at only three out of five sites in Australia and at two locations in New Zealand since 2016, which makes the rare mushroom a candidate for the Australian Red List.

Individual evidence

  1. ^ PR Johnston, TW May, D. Park, E. Horak: Hypocreopsis amplectens sp. nov., a rare fungus from New Zealand and Australia . In: New Zealand Journal of Botany . 45, 2007, pp. 715-719.
  2. ^ Hypocreopsis amplectens . In: Fungimap.org.au . Retrieved August 26, 2019.
  3. a b Collection details . In: New Zealand Fungi . Retrieved August 26, 2019.
  4. Tea-tree Fingers project - photo monitoring . May 24, 2018. Retrieved August 26, 2019.
  5. WANTED Sightings of rare fungi! How to identify and record information to help save Tea-tree Fingers . April 2018. Retrieved August 26, 2019.
  6. TW May, SJM McMullan-Fisher: Holding on to Tea-tree fingers: a critically endangered fungus . In: Australasian Plant Conservation . 25, No. 3, 2016.

Web links