Amanita brunnescens
Summary 7
Amanita brunnescens, also known as the brown American star-footed Amanita or cleft-footed amanita is a native North American mushroom of the large genus Amanita. Originally presumed to be Amanita phalloides by renowned American mycologist Charles Horton Peck it was described and named by George F. Atkinson of Cornell University. He named it after the fact that it bruised brown.
Amanita brunnescens 8
Amanita brunnescens
Mycological characteristics
gills on hymenium
cap is convex
hymenium is free
stipe has a ring and volva
spore print is white
ecology is mycorrhizal
edibility: poisonousAmanita brunnescens, also known as the brown American star-footed Amanita[1] or cleft-footed amanita is a native North American mushroom of the large genus Amanita. Originally presumed to be Amanita phalloides by renowned American mycologist Charles Horton Peck it was described and named by George F. Atkinson of Cornell University. He named it after the fact that it bruised brown.[2]
Amanita
sect.
Phalloidea
Lepidella
sect.
Validae
This Agaricales-related article is a stub. You can help Wikipedia by expanding it.
gills on hymeniumcap is convexhymenium is freestipe has a ring and volvaspore print is whiteecology is mycorrhizaledibility: poisonousAmanita brunnescens, also known as the brown American star-footed Amanita[1] or cleft-footed amanita is a native North American mushroom of the large genus Amanita. Originally presumed to be Amanita phalloides by renowned American mycologist Charles Horton Peck it was described and named by George F. Atkinson of Cornell University. He named it after the fact that it bruised brown.[2]
It differs from the death cap by its fragile volva and tendency to bruise brown.
See also[edit]
References[edit]
- ^Tulloss, R. "Amanita brunnescens G. F. Atk.". Amanitaceae.org. Retrieved 2012-12-27.
- ^Litten W. (1975). "The most poisonous mushrooms". Scientific American232 (3): 90–101. doi:10.1038/scientificamerican0375-90. PMID 1114308.
Poisoning from Amanitas
sect.Amanita
Species
Compounds
- Toxins:Ibotenic Acid
- Muscimol
- Other compounds:Muscarine
- Muscazone
- Amavadine
Phalloidea
Species
Other members
Compounds
Other compounds
sect.Lepidella
Species
Compounds
- Allenic norleucine (2-amino-4,5-hexadienoic acid)
- Propargylglycine
Validae
Species
- A. rubescens (A. amerirubescens nom. prov.)
Compounds
.png){kind=small}
This Agaricales-related article is a stub. You can help Wikipedia by expanding it.
Sources and Credits
- (c) Nicholas A. Tonelli, some rights reserved (CC BY), https://www.flickr.com/photos/nicholas_t/9295395297/
- (c) debbie viess, some rights reserved (CC BY-NC-SA), https://images.mushroomobserver.org/640/19089.jpg
- (c) Dan Molter, some rights reserved (CC BY-SA), https://images.mushroomobserver.org/640/48294.jpg
- (c) Erlon Bailey, some rights reserved (CC BY-SA), https://images.mushroomobserver.org/640/51554.jpg
- (c) Erlon Bailey, some rights reserved (CC BY-SA), https://images.mushroomobserver.org/640/51555.jpg
- (c) Dan Molter, some rights reserved (CC BY-SA), https://images.mushroomobserver.org/640/54713.jpg
- (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Amanita_brunnescens
- (c) Unknown, some rights reserved (CC BY-SA), http://eol.org/data_objects/26750963
