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Mycena roseoflava G. Stev. 1964

Scientific name record
Names_Fungi record source
Is NZ relevant
This is the current name
This record has collections
This record has descriptions
This is indigenous

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Mycena roseoflava G. Stev., Kew Bull. 19 50 (1964)
Mycena roseoflava G. Stev. 1964

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Indigenous, non-endemic
Present
New Zealand
Political Region
Also present in Australia

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G. Stev.
G. Stev.
1964
50
ICN
Mycena roseoflava G. Stev. 1964
NZ holotype
species
Mycena roseoflava

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roseoflava

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Mycena roseoflava Stevenson (29 D) = Insitica roseoflava (Stevenson) comb. nov. (Basionym: M. roseoflava Stevenson, Kew Bull. 19: 50, 1964)
Probably introduced into New Zealand, growing mainly on lawns around houses and in parks. This species, however, is closely related to an undescribed native fungus.

Mycena roseoflava G. Stev. 1964

[Notes from Kew Type specimen, PRJ 2010] Other collections at K Stevenson GS 157, 168, 901, 165; Colenso specimens (originally determined as M. corticola, redet by Horak), 325b, 480
Pileus very thin and delicate, hemispherical, obtuse, at length more or less umbilicate, deeply and distantly striate, glabrous, or flocculosely pruinose or mealy, 4-7 mm. across; colour very variable, blackish, bluish, brown, or grey; gills adnate, with a slight decurrent tooth, broad, somewhat ovate, pallid; spores globose, hyaline, smooth, 9-10 µ, diameter; cystidia obtusely fusiform, 50-60 X 8-10 µ, ; stem about 1 cm. long, very slender, glabrous or minutely scurfy, paler than the pileus, incurved, minutely fistulose.
Dannevirke, New Zealand. Australia, Europe, United States.
On bark of living trees, among moss and lichens.
Closely allied to Mycena hiemalis, but readily distinguished by the globose spores, the presence of cystidia in the broad ovate gills, and the densely gregarious habit.

Mycena roseoflava G. Stev. 1964

Pileus 2-10 mm diam., pink fading yellowish, hemispherical with a shallow central umbilicus, indistinctly striate, subfibrillose. Gills adnate to slightly decurrent, moderately distant. Stipe 5-10 x 1-2 mm, ochraceous to yellow, central to excentric, straight or curved, smooth to minutely floccose. Spores globose, 6-8 µm diam., amyloid, thin walled. Hymenophoral trama and tissue of pileus pseudo-amyloid, Cheilo- and pleurocystidia ornamented (Fig. 43).
On standing dead wood, occasionally on fallen wood, Otari, ig.5.1947, Stevenson; Pinehaven, 21.6.1947, H. Druce; Otari, 11.5.1949, Stevenson (Typus); Woodside, Dunedin, 23.5-1953, Stevenson.
Pileus 2-10 mm. diam., puniceus, in luteolum pallescens, hemisphaericus, umbilico levi centrali, indistincte striatus, subfibrillosus. Lamellae adnatae usque leviter decurrentes, modice distantes. Stipes 5-10 x 1-2 mm, ochraceus usque luteus, centricus usque excentricus, rectus vel curvatus, laevis usque minute floccosus. Sporae globosae, 6-8 µm diam., amyloideae, parietibus tenuibus. Trama hymenophoralis et pilei textura pseudo-amyloidea. Cheilo et pleurocystidia ornata.
Typus: Stevenson 539.

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Insiticia roseoflava (G. Stev.) E. Horak (1971)
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. (1964)
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. (1964)
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. (1964)
Mycena roseoflava G. Stev. 1964
Mycena roseoflava G. Stev. (1964)

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Mycena roseoflava G. Stev. 1964
New Zealand
Auckland
Mycena roseoflava G. Stev. 1964
New Zealand
Buller
Mycena roseoflava G. Stev. 1964
New Zealand
Dunedin
Mycena roseoflava G. Stev. 1964
New Zealand
Fiordland
Mycena roseoflava G. Stev. 1964
New Zealand
Gisborne
Mycena roseoflava G. Stev. 1964
New Zealand
Kaikoura
Mycena roseoflava G. Stev. 1964
New Zealand
Mid Canterbury
Mycena roseoflava G. Stev. 1964
New Zealand
Nelson
Mycena roseoflava G. Stev. 1964
New Zealand
North Canterbury
Mycena roseoflava G. Stev. 1964
New Zealand
Northland
Mycena roseoflava G. Stev. 1964
New Zealand
Rangitikei
Mycena roseoflava G. Stev. 1964
New Zealand
Southland
Mycena roseoflava G. Stev. 1964
New Zealand
Stewart Island
Mycena roseoflava G. Stev. 1964
New Zealand
Wairarapa
Mycena roseoflava G. Stev. 1964
New Zealand
Wellington

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1cb19456-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
1 January 2000
9 August 2013
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