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Amanita muscaria. Amanita muscaria, commonly known as the fly agaric or fly amanita, [5] is a basidiomycete of the genus Amanita. It is a large white- gilled, white-spotted, and usually red mushroom. Despite its easily distinguishable features, A. muscaria is a fungus with several known variations, or subspecies.
Tinea versicolor (also pityriasis versicolor) is a condition characterized by a skin eruption on the trunk and proximal extremities. [1] The majority of tinea versicolor is caused by the fungus Malassezia globosa, although Malassezia furfur is responsible for a small number of cases. [2] [3] These yeasts are normally found on the human skin and ...
Beech bark disease is a disease that causes mortality and defects in beech trees in the eastern United States, Canada and Europe. [1] [2] [3] In North America, the disease occurs after extensive bark invasion by Xylococculus betulae and the beech scale insect, Cryptococcus fagisuga. [4] Through a presently unknown mechanism, excessive feeding ...
A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions often have a centre of necrosis (cell death). [1] Symptoms can overlap across causal agents, however ...
Mucormycosis. Mucormycosis, also known as black fungus, [3] [4] is a serious fungal infection that comes under fulminant fungal sinusitis, [11] usually in people who are immunocompromised. [9] [12] It is curable only when diagnosed early. [11] Symptoms depend on where in the body the infection occurs.
Nigrospora sphaerica is an airborne filamentous fungus in the phylum Ascomycota. It is found in soil, air, and plants as a leaf pathogen. It can occur as an endophyte where it produces antiviral and antifungal secondary metabolites. Sporulation of N. sphaerica causes its initial white coloured colonies to rapidly turn black.
Here's what to know about identifying, treating and preventing those white spots. White spots on nails are a very common nail issue that can have many causes, experts say. Here's what to know ...
Spilocaea oleaginea. Spilocaea oleaginea is a deuteromycete fungal plant pathogen, the cause of the disease olive peacock spot, also known as olive leaf spot and bird's eye spot. This plant disease commonly affects the leaves of olive trees worldwide. The disease affects trees throughout the growing season and can cause significant losses in yield.