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Hemitrichia decipiens

Hemitrichia decipiens — 2025-09-28
Scientific identification
Hemitrichia decipiens (Pers.) García-Cunch., J.C.Zamora & Lado, 2022
Family
Trichiaceae
Class
Myxogastria
Genus
Hemitrichia

Names across languages

  • German: Rotköpfiger Schleimpilz
  • Finnish: Nuijanuoranen
  • Russian: Гемитрихия обманчивая

The scientific profile

From the latest record: 2025-09-28.

Plasmodium color / stage

In active phase, plasmodium is white or pale, later may show orange or salmon tints toward maturity

Fruiting bodies

Sporocarps borne on slender stalks, typically egg-shaped or conical; the sporangia are often clustered and brightly colored in development

Peridium

Thin peridium, often shining, ranging from orange-yellow to more olive or brown with age; peridium may persist as a calyculus when spores dehisce

Description

Stalk is part of the sporocarp

Description

Spore mass olive to olive-yellow spore mass inside sporangium

Ecology

Habitat: On decaying wood (logs, branches) in conifer and mixed forests, present in clusters on rotten wood surfaces in humid conditions

Description

Amoeboflagellate cells → multinucleate → sporulation producing stalked sporangia with internal spores → spores released and germinating back to amoeboflagellates

Fruit body

Sporangia dimensions: Sporangia up to ~0.6–0.8 mm in diameter, stalked up to ~3 mm tall (or less) in many populations

Microscopy

Spores & supportive structures:

Description

Spores: Globose to subglobose, ~10–13 µm in diameter, reticulate or warty

Spore print

Capillitia: net-like network of threads that often take on the spore color

Description

Stalk: Tissue may contain pseudocclusions in some populations

Overview

Visually striking slime mold that produces clustered, bright orange to olive sporangia on decaying wood—resembling salmon eggs.

García-Cunchillos, Zamora, Ryberg & Lado

Field encounters

28/Sep/25, 2:23 PM

Soodla jõgi, Harju, Eesti

Mixed forest, on damp spruce mossy decaying log

59°23'08.7"N 25°23'44.2"E

🌡️ 14°C 🌥️ Partly sunny 💨 Wind 70° ENE->WSW, 22 km/h

Original Instagram post

Source hashtags

#slimemold #photo #sony #hemitrichiadecipiens #hemitrichia #myxogastria #myxomycete #eumycetozoa #macro #trichiaceae #photography #suurupi #myxomycology #naturephotography #fungilove #slimemoldlove #estonianslimemolds #schleimpilz #eestilimaseened #schleimpilzfoto #limaseen #foto #fungiphoto #грибы #slimemoldphoto #plasmodium

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