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Bolbitius vitellinus (Pers.) Fr. 1838

Scientific name record
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Bolbitius vitellinus (Pers.) Fr., Epicr. Syst. Mycol. 254 (1838)

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(Pers.) Fr.
Pers.
Fr.
1838
254
Fr.
ICN
species
Bolbitius vitellinus

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vitellinus

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Bolbitius vitellinus (Pers.) Fr. 1838

Amongst grass, Waikanae, N of Wellington, 2 viii 1958, legit M. Bulmer, Stevenson 1414 (notes in K); in sawdust enriched garden soil, recently cleared manuka bush, near McKerrows farm, south branch Waianakarua River, North Otago, 10 x 1966. legit A. Douglas, Taylor 313; under Salix, Cordyline and mixed shrubs, in limestone, beside Oamaru Creek, Devils Bridge, Oamaru, 12 iii 1970. legit L. R. Taylor, Taylor 570.
Description of New Zealand collections:-

Pileus conical (15-30 mm), rapidly becoming plano-convex or plane (15-60 mm), with or without an umbo, bright yellow (yellow - chrome) darker at the disc, paler towards the margin where it becomes cinnamon-brown, shining, glutinous, finally fawn throughout except for yellow centre; margin striate, splitting and partially collapsing. Stipe 70-110 x 2-3 mm, tapering upwards, sometimes somewhat wider at the base, whitish or extremely pale yellow, pruinose or farinaceous throughout becoming white-silky, stuffed. Gills free or adnexed, pale yellowish with paler watery margin, becoming fawn, finally red-brown, fairly crowded, very thin and papery. Flesh very thin, distinction between pileus and stipe obvious, whitish or pale yellowish.

Basidiospores 11.5-14 x 7-8.5 µm, ellipsoid, thick-walled, sienna in water more strongly pigmented in aqueous alkali solutions, smooth; germ-pore large, central. Basidia 4-spored, a few 2-spored, clavate-pedicellate, 21-24 x 9.5-13 µm, hyaline, intermixed with sterile brachycystidia (pavement cells) 14-17.5 µm broad. Cheilocystidia irregularly lageniform with short or long and then flexuous neck, some simply vesiculose, 23-36(-48) x 9.5-12(-19) µm, hyaline; pleurocystidia infrequent, utriform or shortly lageniform,

23.5-28.5 x 7-10 µm. Pileipellis of spheropedunculate cells. Stipitipellis of hyaline, cylindric hyphae with clusters of irregular clavate, lageniform to vesiculose cells, especially at apex.

B vitellinus is widespread in temperate Europe and N America and along with B. titubans could well have been introduced into New Zealand with stock, feedstuffs or allied material; see Stevenson, 1982a and Bell. 1983. It grows naturally on a whole range of substrates and so could easily survive in a new area. The increased frequency of biporate basidiospores in collections of B. titubans and the appearance of 5-spored basidia in Taylor 246 may indicate some genetic in balance in certain New Zealand collections.

B vitellinus is a very variable fungus for which several varieties and subspecies have been recognised depending on size and growth pattern, although in many cases these are probably simply an expression of the food status of the substrate. After further field work Bolbitius sp. 1 (ZT 69/109), described below may be found to be included within the concept of this taxon. At present the persistently yellow stipe is significant.

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Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)
Bolbitius vitellinus (Pers.) Fr. 1838
Bolbitius vitellinus (Pers.) Fr. (1838)

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Bolbitius vitellinus (Pers.) Fr. 1838
Australia
Bolbitius vitellinus (Pers.) Fr. 1838
Czechoslovakia
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Auckland
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Dunedin
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Mid Canterbury
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Nelson
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Wairarapa
Bolbitius vitellinus (Pers.) Fr. 1838
New Zealand
Wellington

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1cb17f86-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
1 January 2000
24 January 2013
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