Description Geastrum saccatum



specimen tasmania, australia


the immature fruiting body 0.6 2.5 centimetres (0.24 0.98 in) in diameter , 0.8 1.5 centimetres (0.31 0.59 in) tall. initially, fruiting body egg-shaped–similar in appearance puffballs–and has strands of mycelia (rhizomorphs) @ base attach growing surface. skin, or peridium, composed of 2 separate layers: outer layer (exoperidium), golden tan yellowish-brown color, separates away inner basidiocarp , splits several rays curve backward (recurve) base. mushroom 2 5 centimetres (0.79 1.97 in) in diameter after rays have expanded. unlike other members of genus geastrum (such geastrum fornicatum) arms not push basidiocarp off ground; rather, lies flat. inner spore-bearing basidiocarp 0.5 2 centimetres (0.20 0.79 in) broad, , has central pore surrounded circular dull-brown apical disc; disc distinctly ridged or depressed. inside of interior sphere white when young, matures mass of brown, powdery spores mixed thick-walled fibres known capillitium.



a fresh specimen of geastrum saccatum.


spores

the spores rounded, warts, , have dimensions of 3.5–4.5 µm.








Comments

Popular posts from this blog

United Kingdom List of armoured fighting vehicles by country

Fleet Cuban Revolutionary Armed Forces

Advert synopses Orson Welles Paul Masson adverts