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Questions tagged [mycology]

The scientific study of fungi.

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21 votes
2 answers
641 views

How do fairy rings propagate?

It was somewhat new to me that mushrooms usually aren't individual organisms, but are merely the visible bodies of a bunch of fungi living in the soil. I know that mushrooms emit spores to reproduce, ...
user avatar
18 votes
1 answer
2k views

Species ID: Buckyball-like fungus [duplicate]

Previous research A friend of mine shared a link of some beautiful fungi: https://i.sstatic.net/B81Pu.jpg. I was intrigued by the curious critter below -- it seems to have honed the power of ...
hello_there_andy's user avatar
17 votes
2 answers
2k views

Why does mouldy food make you sick?

Bread gets mouldy pretty quickly. My parents (both of whom are nurses) throw out a loaf of bread after a spot of mould is seen (because "if you can see one spot, it means the whole thing is covered in ...
SolarLunix's user avatar
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16 votes
1 answer
3k views

Why do mushrooms grow in rings (sometimes called "Fairy Rings")?

Mushrooms disperse their spore in all direction. Then why is there a formation of fairy rings? Why do they grow in one shape and not randomly?
YAHB's user avatar
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14 votes
1 answer
5k views

How do trees communicate in the "Wood Wide Web"?

I read on The New Yorker - The Secrets of the Wood Wide Web that trees communicate with each other through electrical impulses sent through their roots. Through these impulses they can ask other trees ...
Jasmeet singh's user avatar
14 votes
2 answers
1k views

What is Growing on These Tree Leaves? (Image)

I found a seemingly diseased tree when I was out playing tennis yesterday... What is growing on this tree leaf? Is this a disease? If so, is it contagious? I have zero knowledge in botany, but I'm ...
StephenChen's user avatar
13 votes
1 answer
619 views

Help to identify this large, slow-growing mushroom?

Here in my backyard in Southern California, there appears to be this relatively smooth, mottled-colored dome-like structure a little larger than a chicken egg in the dirt. Can anyone identify it? Is ...
A L's user avatar
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12 votes
1 answer
3k views

What is a fungus formally?

Fungi are immotile eukaryotes that do not have chloroplasts or perform photosynthesis. Yet there are other organisms that fit this definition that are not fungi, for example slime molds. What is the ...
imrobert's user avatar
  • 445
11 votes
2 answers
743 views

Is this a plant or a fungus?

It was soft and covered in flies. My guess is fungi. Location: South Florida.
jsta's user avatar
  • 223
11 votes
1 answer
5k views

Yellow/Orange Fungus on Oak Tree

What is the fungus pictured below? The photo was taken October 6, 2013 near San Antonio, TX. I have Googled it and my results suggest Laetiporus root rot (Laetiporus sulfureus). According to this ...
losthorse's user avatar
  • 211
11 votes
0 answers
3k views

What is this fuzzy, black fungus that grew on my plates in the 4⁰C room? [closed]

I often find the fungus below growing on my (ostensibly) sterile plates in the 4⁰C room. Presumably it takes a few days to reach this size. The colony looks puffy and dimpled in the middle, like a ...
Superbest's user avatar
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10 votes
2 answers
2k views

Are there any documented cases of extinction of a species of fungus?

Are there any documented cases of extinction of a species of fungus? I imagine it would be hard to detect something like this. Edit: documented by humans when it happened and/or induced by humans.
d-b's user avatar
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10 votes
2 answers
1k views

Garden Mushroom Identification

Could someone please identify this mushroom? Found in a garden situated in a mild Western European country.
Meteodeep's user avatar
  • 115
10 votes
1 answer
734 views

Fungivore that feeds specifically on spores

I'm wondering if anyone has knowledge of an organism that specifically feeds on the spores of fungi. When I attempt to research this the results are flooded with numerous examples of fungivores but I'...
Reese Lassman's user avatar
9 votes
4 answers
450 views

Organisms as potential Bio-Weapons?

Question: Given that with genetic engineering we can customize organisms as bio-weapons. Which species have the most worrying potential to be weaponized for mass destruction? Background: ...
hello_there_andy's user avatar
9 votes
1 answer
3k views

How does yeast dissolve in sugar?

There's this fascinating "kitchen experiment". Take a "brick" of baker's yeast (not dry yeast), and a couple teaspoons of sugar, put them together in a cup and stir together. There's no doubt both are ...
SF.'s user avatar
  • 321
9 votes
2 answers
1k views

Is there an antagonistic association between Penicillium and Aspergillus?

Some Aspergillus species appear to like walnuts. My question concerns the association of Penicillium and Aspergillus. No sooner does Aspergillus colonize a walnut (or some other challenging carbon ...
daniel's user avatar
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9 votes
1 answer
66k views

What is this white stuff inside apples?

I live at Vancouver, BC, Canada and I often find this kind of white stuff inside the apples I buy I used to live in Europe (Switzerland) and never saw that before. It very much look like a fungus. Is ...
Remi.b's user avatar
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9 votes
4 answers
57k views

What is the difference between "dikaryotic" and "heterokaryotic" states in the sexual lifecyles of fungi?

Many fungi undergo a reproductive phase in which more than one genetically distinct nuclei (from 2 separate mating types) is present within the same cytoplasm. In the Ascomycota and Basidiomycota, ...
gremau's user avatar
  • 737
9 votes
1 answer
1k views

Puffball growing on a tree: What kind of mushroom is this?

What kind of mushroom/fungus is the one shown in the photos? Description: Looks similar in size (~4-5 cm as I remember) and shape to a puffball. It is not hard to the touch, unlike typical mushrooms ...
Szabolcs's user avatar
  • 475
9 votes
1 answer
4k views

Where does fungus store excess food?

Can anyone pin point, as to where and how, the excess food is stored in fungus (mushroom to be specific). Like plants store as starch granules, so where does mushroom store?
Varsha's user avatar
  • 93
9 votes
1 answer
2k views

How to reduce the quantity of (carcinogenic) mycotoxins in oatmeal?

Like all cereals, oat is commonly (nearly systematically) contaminated by several types of mycotoxin (produced by molds) known to cause cancer{1}. Oat is one of the most infected cereals{2}. Unless ...
JinSnow's user avatar
  • 339
8 votes
1 answer
2k views

What is this red mushroom with the "inverted" cap?

Picture taken on 29 March 2020, Czech Republic (Middle Europe). The cap is red, and its shape is "inverted". It is quite tough, first I thought it was a piece of plastic, but apparently it is growing ...
Honza Zidek's user avatar
8 votes
1 answer
1k views

What is this whitish jelly-like substance on a branch?

I came across this whitish jelly-like substance hanging on a fallen branch. I assume it was growing there and I feel like it might be a fungus or algae of some sort, or maybe an egg sack. I was hiking ...
Kiyocean's user avatar
  • 335
8 votes
1 answer
2k views

What kind of mushroom is this?

I picked it this evening beneath an oak, in France, Nantes : I tried an image search with Google, and it seems I picked a finger of a dead hand :) What is its name, and is it edible?
Maen's user avatar
  • 183
8 votes
1 answer
2k views

What is this mushroom?

I found a singular mushroom in my back yard, It is jet black, seems to have gills and looks somewhat like a flower do to it's upturned-ness. Sorry for not having spore colors, but I didn't want to ...
tox123's user avatar
  • 508
8 votes
1 answer
1k views

Puffball mushroom species ID?

Found this mushroom today. It's a kind of puffball mushroom and I think pestle puffball but I hope someone can confirm that/point me to other likely species. It was in Central Eastern Sweden (Uppsala)...
rg255's user avatar
  • 16.1k
8 votes
1 answer
586 views

What is the name of this yellow / orange fungus?

I've seen this in October 2016 on Corsica (Island of France): I would guess each one is about 5cm - 15cm in diameter. Obviously, they come in small groups.
Martin Thoma's user avatar
  • 1,625
8 votes
1 answer
452 views

Strange looking mushroom found in a dead tree

I'm trying to identify this mushroom my sister found at her campus' lawn. It is brown, looks somewhat like a turtle or a brain and is growing inside of a dead tree trunk. Geographically the campus is ...
eric's user avatar
  • 81
8 votes
0 answers
165 views

Could these be Mycetozoa?

I found this on a forest in Mexico City. It was kind of a warm day (around 15°C). It had been raining a few days prior and it was quite humid, but not suffocating. This orange thing was on top of a ...
Ana Galois's user avatar
7 votes
1 answer
701 views

circular pattern of mold on quince

Could someone explain why mold on my quinces grows in well separated circles around a center? To make clear, what I mean I post the picture
trula's user avatar
  • 173
7 votes
1 answer
2k views

How do fungi react to being grown in a tissue culture?

I know how plant cells and animal cells react to being cultured and grown this way, but what about mushrooms? Would they respond like plants, and result in embryos growing off the mass? Or does the ...
J. Musser's user avatar
  • 3,747
7 votes
1 answer
1k views

What are those huge plants / fungi on trees called?

I've seen them in Scotland in August 2015: The plants / fungi were quite high (over 2m) on the tree. They are almost circular if you view them from the top, I guess (except for the part where they ...
Martin Thoma's user avatar
  • 1,625
7 votes
1 answer
372 views

Strange fast growing mushroom like entity

I found this in my lounge today. This room was cleaned less than 48hours ago, with no sign of this growth. We sweeped and mopped, using the same floor cleaner we always do. The two images below is ...
Johan's user avatar
  • 71
7 votes
2 answers
312 views

Help identifying a mushroom found in Raymond, WA, USA

Hello dear mycology wizards! Could you help me figure out what's the name of this species. I found the mushrooms in a forest near to Raymond, WA. The area was quite wet and mossy, but not a swamp. ...
Igor Soloydenko's user avatar
7 votes
3 answers
268 views

Which mushroom species is this?

Which type of mushroom is this? Hope the image has enough quality to allow answering the question. Following community rules... Images: please find below Location: West-Northern Germany Size - about ...
J. Doe's user avatar
  • 423
6 votes
1 answer
2k views

What is this fungus that is growing on my plant, and is it dangerous?

This fungus is growing on a plant in my front yard and I do not know if it is dangerous for my health or for the plants health. Can you please identify it? I live in Dominican Republic, a tropical ...
e lopez's user avatar
  • 63
6 votes
1 answer
100 views

In lichen, do the fungi consume the oxygen produced by algae?

Is the oxygen produced by algae in photosynthesis consumed by the fungi, specifically in marine lichens where oxygen is less abundant? I am wondering this because of a speculative evolution project.
katzenklavier's user avatar
6 votes
1 answer
1k views

What happens to the mold spores we inhale?

What happens to the mold spores we inhale? I'm guessing when we exhale, many of them are expelled back out to the environment. But given that disease can be caused by mold exposure, I'm also ...
End Antisemitic Hate's user avatar
6 votes
1 answer
350 views

What kind of lichen is it?

I found that in a monastery garden in Czech Republic this winter. I tried to search it on the internet but unfortunately I didn't find it.
L.Diago's user avatar
  • 1,863
6 votes
1 answer
795 views

Do all mushrooms have the same multicellular ancestor?

Do all mushrooms have the same multicellular ancestor? Did that ancestor feature common mushroom elements such as cap, stem, sporofore, vulva, bulb, etc.
Anixx's user avatar
  • 3,016
6 votes
1 answer
2k views

Pretty Flower Fungus in Oak Tree

Found this on a nature walk in the town of Lincoln, MA, USA. Is this edible? I believe it is a type of fungus.
Lisa Self's user avatar
6 votes
1 answer
267 views

Is this some sort of fungus?

There is something strange growing straight out of the glass windows at work. They look like hairs, about half an inch long, and each have a white spot on the tip of them, slightly weighing them down. ...
Jerry Dodge's user avatar
6 votes
1 answer
1k views

What is effectiveness of methyl-alcohol as sporicide?

Methyl-alcohol is the weakest alcohol in terms of bactericidal properties. However, I have read that it also works as sporicide. What is the effectiveness of methyl-alcohol in killing the spores of ...
G M's user avatar
  • 203

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