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Camarophyllus pratensis var. gracilis E. Horak 1973

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Camarophyllus pratensis var. gracilis E. Horak 1973

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E. Horak
E. Horak
1973
123
ICN
Camarophyllus pratensis var. gracilis E. Horak 1973
NZ holotype
var.
Camarophyllus pratensis var. gracilis
Holotype (PDD 27074); Isotype (Herb. HK. ZT 68/651): 'Kauaeranga Valley, Coromandel Peninsula, New Zealand.; leg. Horak,8.VII.1968'.

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Camarophyllus pratensis var. gracilis E. Horak 1973

Holotype (PDD 27074); Isotype (Herb. HK. ZT 60/651): 'Kauaeranga Valley, Coromandel Peninsula, N.Z.; leg. Horak, 8.VII.1968'.
Pileus 10-40 mm broad, convex then more or less expanded, umbonate from the very beginning, deep orange to apricot brown, darker at the centre, margin not upturned, estriate, not hygrophanous, dry, minutely fibrillose under a lens. Lamellae decurrent, whitish or concolorous with pileus, gill edge even, intervenose. Stipe 15-50 x 2-4 mm, cylindric, equal, concolorous with pileus and lamellae or paler, dry, minutely fibrillose, hollow, single or grown together. Context deep orange beneath the cuticle. Taste and odor not distinctive. Chemical reactions on Pileus: KOH, HCl and NH3 - negative. Spores 5.5-6.5 x 4.5-5 µm, subglobose to ovoid, smooth, inamyloid. Basidia 35-46 x 4-5 µm, 4-spored. Cystidia absent. Trama of lamellae intricately interwoven. Cuticle a cutis of loosely interwoven, cylindric, not gelatinized hyphae (3-7 µm diam.), pigment encrusted. Clamp connections numerous.
On soil under Phyllocladus trichomanoides, Dacrydium cupressinum., Cyathea, etc. New Zealand.
Differt a typo habitu graciliori, coloribus intensioribus et sporis minoribus.
This variety differs from the type in its deeper colours and its pronounced umbo on the pileus, the slender habit of the carpophores and the smaller spores.
Holotypus (PDD 27074) 'Kauaeranga Valley, N.Z.; leg. Horak, 8.VII.1968'.

Camarophyllus pratensis var. gracilis E. Horak 1973

SPECIMENS: NZ: NA, Warkworth, Dome, ZT 890; LBI, Thumb Track, ZT 982.
Pileus -40 mm, hemispherical to convex, later expanded with ± distinct low umbo, margin not upturned; brilliant orange to apricot with brown tinge, darker at centre, opaque; dry, glabrous to minutely fibrillose, margin non-striate, slightly hygrophanous. - Lamellae 15-20 (l -3) decurrent; whitish to concolorous with pileus, obtuse edges entire, often intervenose. - Stipe 15-50 x 2-5 mm, cylindrical, equal or tapering at base; whitish to pale orange; dry, minutely fibrillose, occasionally with strigose base, solid becoming hollow, single or caespitose. – Context brilliant orange beneath cuticle of pileus, otherwise pale orange or whitish. - Odour and taste not distinctive. - Chemical reactions on pileus: KOH, HCl, and NH3 - negative.

Spores 5-6.5 x 4-5 um, subglobose to ovoid, apiculus distinct -Basidia 30-50 x 4-6 um, 4-spored. - cystidia absent. - Pileipellis a cutis of interwoven, cylindrical hyphae (3-7 um diam.), membrane not gelatinised, minutely encrusted with pigment; clamp connections present (Pl. 1, Fig. 5).

DISTRIBUTION: NZ (NA, SA).
ECOLOGY: Scattered; saprobic among litter in broadleaved-conifer forests (Leptospermum scoparium, Beilschmiedia tawa, Agathis, Podocarpus, Phyllocladus, Dacrydium, Cyathea). June-July.
ICON.: Horak (1973: 123).
TYPE: NZ: SA, Coromandel Peninsula, Kauaeranga Valley, in conifer forest (with Agathis, Phyllocladus, Dacrydium and tree ferns), 8 vii 1968, Horak, PDD 27074.

Click to collapse Taxonomic concepts Info

Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973
Camarophyllus pratensis var. gracilis E. Horak (1973)
Camarophyllus pratensis var. gracilis E. Horak 1973

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Camarophyllus pratensis var. gracilis E. Horak 1973
[Not available]

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taxonomic status
Probably the same as Hygrocybe austropratensis, and requiring a combination in Cuphophyllus
typification
Holotype (PDD 27074); Isotype (Herb. HK. ZT 68/651): 'Kauaeranga Valley, Coromandel Peninsula, New Zealand.; leg. Horak,8.VII.1968'.

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1cb1805a-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
1 January 2000
3 March 2023
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