Hygrophorus muritaiensis Stevenson (28 D) = Camarophyllus muritaiensis (Stevenson) comb. nov. (Basionym: H. muritaiensis Stevenson, Kew Bull. 16: 378, 1962)

Holotype (K): 'Muritai (Butterfly)N.Z.; leg. C. Cone in Stevenson (1352), 2.VI.1958'.

'Pileus 10-20 mm diam., salmon pink, hemispherical, dry, smooth, finally fibrillose; flesh pink-tinged, continuous with stipe. Gills decurrent, tinged pink, rather thick, moderately distant. Stipe 30-40 x 3-4 mm, white, solid, smooth, silky'. Spores 6.5-8 x 4.5-5.5 µm, ovoid to subglobose, smooth, inamyloid. Basidia 45-55 x 6 µm, 4-spored. Cystidia absent. Gill trama of interwoven hyphae. Cuticle a cutis consisting of repent, densely woven, not gelatinized hyphae (4-8 µm diam.). Clamp connections numerous.

On mossy banks under Nothofagus. New Zealand.

Illustrations: Stevenson 1962: l.c.: Fig. 2/6, P1. 6/1.

In dried condition the carpophores of C. muritaensis (Stev.) resemble very much C. virgineus (Fr.) but fresh fruiting bodies are distinguished at once by the salmon pink coloured pileus and lamellae.          

SPECIMEN: NZ: NA, Waitakere Ranges, Mill Bay, ZT 1019.

Pileus -20 mm, hemispherical or convex, centre flat  to subdepressed in aged basidiomes; pale salmon to pink; dry, smooth to minutely fibrillose, non-striate margin. -Lamellae 10-16 (1 -3) decurrent to arcuate, pink to pale argillaceous, edges concolorous, entire. - stipe 20-40 x 2-4 mm, cylindrical or gradually  attenuated towards base; white or concolorous with, pileus; dry, smooth to silky, base occasionally strigose, solid, single. –Context pale argillaceous to pink. - Odour and taste not distinctive. - Chemical  reactions unknown. Spores 5-7.5 x 4.5-5.5 um, subglobose to ovoid.  - Basidia 30 -55 x 5-6 um, 4-spored. – Cystidia absent. -Pileipellis a cutis of interwoven, cylindrical, hyphae (4-8 um diam.), membrane not gelatinised, minutely encrusted with pigment; clamp connections present (Pl. 1, Fig. 5).

ICON.: Stevenson (1962: 378); Horak (1973: 119).

[Notes from Kew Type specimen, PRJ 2010] Kew images.

Pileus 1-2 cm. diam., salmon pink, hemispherical, dry, smooth, finely fibrillose; flesh pink-tinged, continuous with stipe. Gills decurrent, tinged pink, rather thick, moderately distant. Stipe 3-4 cm. X 3-4 mm., White, solid, smooth, silky. Spores 6-7 X 5-6 µm., pyriform, hyaline, walls slightly thickened Basidia 60 X 6 µm., four-spored.

Pileus 1-2 cm. diam., salmoneus, hemisphaericus, siccus, laevis, subtiliter fibrillosus; came roseo-tincta cum illa stipitis continue. Lamellae decurrentes, roseo-tinctae, crassiusculae, modice distantes. Stipes 3-4 cm. X 3-4 mm., albus, solidus, laevis, sericeus. Sporae 6-7 X 5-6 µm., pyriformes, hyalinae, tunicis leviter incrassatis.

Typus: Stevenson 1352