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Entoloma phaeomarginatum E. Horak 1973

Scientific name record
Names_Fungi record source
Is NZ relevant
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This is indigenous
Threat status: Data deficient
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Indigenous, non-endemic
Present
New Zealand
Political Region

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E. Horak
E. Horak
1973
70
ICN
Entoloma phaeomarginatum E. Horak 1973
NZ holotype (PDD 27052)
species
Entoloma phaeomarginatum

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phaeomarginatum

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Entoloma phaeomarginatum E. Horak 1973

Holotype (PDD 27052);Isotype (Herb. HK. ZT 69/163: 'Ulva Island, Paterson Inlet, Stewart Island, N.Z.; leg. Horak, 23.III.1969'.
Pileus 10-30 mm diam., convex to pulvinate or expanded and depressed-umbilicate at the centre, margin estriate and incurved, dark brown , densely covered by concolorous or fuliginous small squamules, especially around the umbilicus, dry, not hygrophanous. Lamellae (L 10-14, 1 -15), adnexed or adnate, not decurrent with a tooth, grey when young becoming pinkish beige, with fimbriate, brown gill edge. Stipe 10-25 x 1.5-3 mm, cylindrical, grey-beige to light brown, white towards the base, densely fibrillose, dry, fistulose, single. Context brownish. Odor and taste none.
Spores 8.5-11 x 6-7.5 µm, 5-6-angled. Basidia 30-35 x 9-11 µm, 4-spored. Cheilocystidia forming dense clusters at the edge, consisting of fasciculate hyphae, with clavate terminal cells 25-45 x 7-11 µm), membrane thin-walled, with brown, plasmatic pigment. Pleuro- and caulocystidia absent. Cuticle a palisade of erect, short, cylindrical hyphae, terminal cells (20-40 x 6-10 µm), clavate, with brown plasmatic pigment. Clamp connections lacking.
On rotten trunk of Dicksonia squarrosa. New Zealand.
Pileo 10-30 mm lato, e convexo plano-depresso, subumbilicato, brunneo, fibrillis fuligineis obtecto, sicco, neque striato neque hygrophano. Lamellis adnato-adnexis, griseis dein roseis, acie fimbriata brunnea instructis. Stipite 1-25 x 1.5-3 mm, cylindraceo, brunneolo, fibrillis concoloribus instructo, sicco, fistuloso. Odore saporeque nullo. Sporis 8.5-11 x 6-7.5 µm, 5-6-angulatis. Basidiis 4-sporigeriis. Cheilocystidiis fasciculatis (25-45 x 7-11 µm), pigmento brunneo et plasmatico impletis. Septis defibulatis. Ad detritum Dicksoniae squarrosae. Novazelandia.
Holotypus (PDD 27052): 'Ulva Island, N.Z.; leg. Horak, 23.III.1969'.
Holotype (PDD 27040); Isotype (Herb. HK. ZT 69/134): 'Between Xmas Village and Mt. Anglem, Stewart Island, N.Z; leg. Horak, 14.III.1969'.
Pileus 12-20 mm diam., convex becoming campanulate with plane centre, margin not or slightly striate and incurved, beige or light brown, densely velvety, dry, not hygrophanous. Lamellae adnexed and shortly decurrent with a tooth or emarginate, at first whitish turning beige with pink tints, gill edge concolorous and not fimbriate, moderately crowded. Stipe 20-40 x 1.5-2.5 mm, cylindrical, coloured above like pileus, becoming increasingly orange or reddish below, covered by white fibrils next the base, dry, fistulose, solitary. Context beige in pileus, reddish-orange at the base of the stipe. Odor and taste not distinctive.
Spores 8.5-10 x 6.5-7.5 µm, 5-angled. Basidia 32-40 x 10 µm, 4-spored. Cystidia none. Cuticle a cutis of repent or suberect, cylindrical hyphae (8-16 µm diam.), membrane thin-walled, not gelatinized, with brown, plasmatic pigment. Clamp connections absent.
On soil in forests (under Leptospermum scoparium). New Zealand
Pileo 12-20 mm lato, ex convexo campanulato, centro applanato, marginem incurvo, brunneolo, minute velutino, sicco, vix striato. Lamellis emarginatis, ex albido brunneolo-roseis, acie integra instructis. Stipite 20-40 x 1.5-2.5 mm, cylindraceo, ad apicem pileo rubescens, sicco, fistuloso. Caro brunneola in pileo, aurantiaco vel rubro ad basim stipitis. Odore saporeque nullo. Sporis 8.5-10 x 6.5-7.5 µm, 5-angulatis. Basidiis 4-sporigeris. Cystidiis nullis. Epicute ex hyphis repentibus vel suberectis cutem formantibus, pigmento brunneo plasmatico instructis. Septis defibulatis. Ad terram in silvis. Nova-Zealandia.
This species is distinguished by its velvety, obtusely conical pileus and the reddening base of the stipe. It is as yet known only in pure stands of Leptospermum spp. (Myrtaceae)
Holotypus (PDD 27040): 'Mt. Anglem, Stewart Is., N.Z.; leg. Horak, 14.III.1969'.

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Entoloma fuscum sensu E. Horak 1980
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma phaeomarginatum E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973
Entoloma rubescentipes E. Horak (1973)
Entoloma phaeomarginatum E. Horak 1973

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Entoloma phaeomarginatum E. Horak 1973
New Zealand
Auckland
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Bay of Plenty
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Coromandel
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Fiordland
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Nelson
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Stewart Island
Entoloma phaeomarginatum E. Horak 1973
New Zealand
Westland

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taxonomic status
See also the similar E. phaeomarginatum.

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1cb1894a-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
1 January 2000
21 November 2022
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