Helvella vespertina is a species of fungus in the family Helvellaceae.
Helvella vespertina | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Fungi |
Division: | Ascomycota |
Class: | Pezizomycetes |
Order: | Pezizales |
Family: | Helvellaceae |
Genus: | Helvella |
Species: | H. vespertina
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Binomial name | |
Helvella vespertina N.H.Nguyen & Vellinga (2013)
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Description
editThe gray-to-black cap varies in its gnarled shape, measuring about 2–7 centimetres (1–3 inches) tall and wide. The stem may be twisted or holed, from 4–15 cm (1+1⁄2–6 in) tall and 2–3 cm (3⁄4–1+1⁄4 in) thick, varying in color to be dark like the cap, bright white, or faded between two shades, and can display yellowish spots. The stem is chambered within. The flesh is brittle. The spore print is white.[1]
Similar species
editSimilar species include H. crispa and H. dryophila.[1]
Distribution and habitat
editIt is found in Western North America under conifers[2] from September to March.[1]
Ecology
editThe parasitic Ascomycete fungus Hypomyces cervinigenus may colonise H. vespertina, often producing a white moldy appearance.[3]
References
edit- ^ a b c Audubon (2023). Mushrooms of North America. Knopf. p. 30. ISBN 978-0-593-31998-7.
- ^ Nguyen NH, Landeros F, Garibay-Orijel R, Hansen K, Vellinga EC (2013). "The Helvella lacunosa species complex in western North America: cryptic species, misapplied names and parasites". Mycologia. 105 (5): 1275–86. doi:10.3852/12-391. PMID 23709487. S2CID 38126706.
- ^ Arora, David (1986). Mushrooms demystified: a comprehensive guide to the fleshy fungi (2nd ed.). Berkeley: Ten Speed Press. pp. 815–16. ISBN 0-89815-169-4.