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Exidia saccharina

pine jelly

Exidia saccharina — 2023-09-14
Scientific identification
Exidia saccharina Fr.
Family
Auriculariaceae
Class
Agaricomycetes
Genus
Exidia

Names across languages

  • English: pine jelly
  • German: Kandisbrauner Drüsling
  • Finnish: Mäntyhytykkä
  • Estonian: Kuusesüldik
  • Russian: Эксидия сахарная

The scientific profile

From the latest record: 2023-09-14.

Hymenium

Smooth, gelatinous, forming the outer surface of the fruiting body, initially pale amber or yellowish, becoming dark brown to blackish with age

Cap

Lacks a distinct cap, fruiting body is irregularly lobed or brain-like, with a gelatinous, rubbery texture, surface is shiny and somewhat translucent when moist

Hymenium Attachment

N/A

Stipe

Lacking; the fruiting body is sessile and directly attached to the substrate

Spore print

Spore print white

Ecology

Saprobic, growing on dead coniferous wood, particularly on logs and branches, in damp conditions, late autumn to winter

Edibility

Inedible due to gelatinous texture and insubstantial flesh

Fruit body

Fruit body small, up to 2–5 cm across and 1–3 cm tall

Chemical reactions

KOH negative on all surfaces

Odour

Odour faintly earthy

Taste

Taste indistinct

Microscopy

Spores allantoid, smooth, hyaline in KOH, 10–15 x 4–6 µm; basidia 4-sterigmate, 14–18 x 8–10 µm

Overview

Gelatinous, irregularly lobed fungus with a shiny surface, growing on decaying conifer wood

1822). Syst. Mycol. (Lundae) 2(1): 225.

Field encounters

14/Sep/23, 4:47 PM

Raudoja, Harjumaa, Eesti

Mixed forest spruce-pine part, on old spruce trunk

59°22'42.2"N 25°29'17.3"E

🔆 Overcast, deep forest shade

Original Instagram post

Source hashtags

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