Inconclusive sighting

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Unidentified at suppressed - 31 Aug 2018
Unidentified at suppressed - 31 Aug 2018
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Identification history

Unidentified 1 Sep 2018 LocalFlowers

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User's notes

Fungus growing on a tree stump, about 10 x 20cm

3 comments

Pam wrote:
   2 Sep 2018
Liz Sorry I can't go any further than polypore, though the pale colour indicates that it is most probably aged and dried out, the darker blue colour most probably it's natural colour when fresh. It's important when trying to identify fungi to be able to see a photo of the fertile surface, pores, gills etc. Do you have one of this specimen? I realise this may be difficult at times, however if you practice using a mirror some great results can be achieved. Some tips I've passed on to others regarding these difficult to identify bracket fungi or tough woody polypores are in the next comment that follows - though I will emphasise be very careful if cutting them as they can be very tough and it's not worth cutting yourself for:
Pam wrote:
   2 Sep 2018
Some tips to help in collecting data on Polypores that may help with identification

Brackets (the woody polypore ones) are a difficult group to identify. Hopefully some time over the next year I'll be doing a three day course on identification to increase my knowledge. There is not much literature around on Australian species. The things to do in the field that can help with identification are; as mentioned, a clear photo of the upper surface and one of the lower, under (fertile) surface, a mirror can assist with this; scape the surface of the wood (if it's dead) it is growing on and see if it's causing 'brown' or 'white' rot as this is sometimes used as a diagnostic feature in keys; cut a small wedge through the bracket, from top to bottom, this should not impact adversely on the fungus, though be very careful doing this as they are often very woody and tough. This will show you the colour of the interior contex, brown white etc.; It will also show you how deep the tubes go, some are very short, others can be long.; Some species will show seasonal growth bands; look on the surface of plants etc. immediately below the fungus for a dusting of colour that may indicate the spore colour; Spore colour is very important when identifying fungi; note the size and shape of the pores, some can be very small others large, others have a distinctive shape as in the 'coffin shaped' one of Polyporus arcularius; if possible scratch the surface of the pores and note if they change colour. Ganoderma, have white pores that will go brown when damaged, hence the common name of 'Artist's Fungus or Punk'. Having said all that some are easily recognisable from a photo whereas others have still not been described and named! Notice the different names of the fertile elements, 'tubes' which extend into the fungus and 'pores' which are the extenal surface of the tubes. These two elements may be different colours.
LocalFlowers wrote:
   3 Sep 2018
That's such excellent info thanks Pam! I photographed another one today, will upload it later - it was bright orange inside..... tried to photograph underneath but not sure how it went. Thank you :-)

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