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260:. They change from transparent to brown as they mature. The surrounding tissue, or peridial context, consists of two types of hyphae: thin-walled, nutrient-carrying oleiferous hyphae, and thick-walled, structural binding hyphae. Additionally, cells known as sphaeropedunculate cells, which are round and thick-walled, are embedded within this tissue.
245:(μm) by 11 to 15 μm, while the spined ones range from 12 to 18 μm by 10 to 20 μm. Spore surfaces may be smooth or covered in echinulate to conical spines. They appear pale yellowish-brown to dark brown in colour and have a reaction (dextrinoid reaction) when treated with chemical reagents like
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typically reaches sizes between 9 to 18 mm in height and 12 to 22 mm in width when dried. These basidiocarps are typically egg-shaped (ovoid), almost spherical (subglobose), or shaped like an inverted spinning top (turbinate), with a colour transitioning from white or cream at the base to
230:, is initially solid and dark brown when fresh, becoming lighter and developing a central cavity as it dries. This gleba contains compartments, or locules, filled with powdery spores and separated by white, fibrous tissue which also turns violet when damaged.
271:, are part of the support system of the basidiocarp, and are transparent and thin-walled. The outer surface of the basidiocarp, the peridiopellis, consists of interwoven, thin-walled hyphae. The fungus has
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does not produce latex, a milky fluid found in some fungi, and lacks a central support column known as a columella. It has a non-distinctive smell.
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The outer layer of the basidiocarp, known as the peridium, is thin and predominantly white, changing to pale violet when cut. The internal mass, or
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various shades of reddish grey or rose towards the upper part. When damaged or sliced, they can change to reddish or deep violet.
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vary in appearance: some are without spines and others have spiny surfaces. The spineless spores measure between 11 to 19
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Mujic A, Elliot T, Stephens R, Trappe J, Kristol R, Sublett D, Smith ME (2024).
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202:, which is found in Thailand. It is named after Kentaro Hosaka, curator of
301:"Rare but widespread: A systematic revision of the truffle-forming genera
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151:(Choeyklin, Boonprat & Somrith) Mujic & M.E.Smith (2024)
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Choeyklin R, Boonpratuang T, Sommai S, Somrithipol S (2012).
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170:Choeyklin, Boonprat. & Somrith. (2012)
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375:: a new sequestrate bolete from Thailand"
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263:The internal structures, including the
208:National Museum of Nature and Science
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192:. The genus contains the single
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631:Monotypic Basidiomycota genera
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329:10.1080/00275514.2023.2259786
309:and formation of new genus,
115:Mujic & M.E.Smith (2024)
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32:Scientific classification
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275:in the peridial tissue.
626:Taxa described in 2024
206:fungi at the Japanese
621:Agaricomycetes genera
525:Octaviania violascens
373:Octaviania violascens
167:Octaviania violascens
218:The basidiocarps of
471:Hosakaea violascens
239:Hosakaea violascens
232:Hosakaea violascens
220:Hosakaea violascens
199:Hosakaea violascens
145:Hosakaea violascens
127:H. violascens
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409:Taxon identifiers
273:clamp connections
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323:(1): 148–169.
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237:The spores of
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196:-like species
188:in the family
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16:Genus of fungi
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190:Claustulaceae
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136:Binomial name
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495:iNaturalist
441:iNaturalist
243:micrometres
214:Description
610:Categories
540:Q108112909
486:Q124832486
432:Q124831957
385:: 149–55.
307:Kjeldsenia
303:Destuntzia
279:References
65:Division:
616:Phallales
379:Mycotaxon
345:266130894
317:Mycologia
121:Species:
89:Phallales
55:Kingdom:
49:Eukaryota
588:MycoBank
562:Fungorum
534:Wikidata
508:MycoBank
480:Wikidata
454:MycoBank
426:Wikidata
417:Hosakaea
337:38064355
311:Hosakaea
269:hymenium
181:Hosakaea
158:Synonyms
110:Hosakaea
95:Family:
45:Domain:
25:Hosakaea
580:7979873
500:1518959
446:1518956
254:basidia
194:truffle
105:Genus:
85:Order:
75:Class:
593:563238
567:563238
513:849195
459:849194
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265:tramal
258:spores
554:74FKL
341:S2CID
228:gleba
186:genus
59:Fungi
575:GBIF
333:PMID
305:and
549:CoL
387:doi
383:120
325:doi
321:116
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313:"
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