Laccaria amethystina (Bolt.: Hooper) Murr. + Quercus

– Item listing –

Literature

references
  Palfner G (1994) Charakterisierung und Identifizierung einiger Ektomykorrhizen an Eiche (Quercus robur L.) in Slowenien. Dipl Thesis Univ München.

Morphology

Morphology of the mycorrhizal system
ramification presence-type
  monopodial-pyramidal
rhizomorphs as stout, short, conical structures presence-abundance
  absent
rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
rhizomorphs presence
  present
rhizomorphs frequency
  infrequent
or    abundant
exploration type
  medium distance smooth
Morphology of the unramified ends
colour
  violet, dark reddish blue
or    white
very tip colour
  violet, dark reddish blue
older parts colour
  brown
or    grey
mantle {distinct} surface visibility
  present
mantle laticifers visibility
  absent
mantle dots presence-colour
  absent
mantle carbonizing presence
  absent
mantle surface {in general} habit
  not smooth
mantle surface {in detail} kind
  loosely cottony
emanating hyphae presence
  present
emanating hyphae abundance
  abundant
Morphology of rhizomorphs
colour
  whitish
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
Anatomy of laticifers
presence
  absent
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  plectenchymatous
mantle type
  hyphae rather irregularly arranged and no special pattern discernible (type B)
hyphal system kind
  undifferentiated
Anatomy of the middle mantle layer
organisation
  plectenchymatous
Anatomy of the inner mantle layer
organisation
  plectenchymatous
Anatomy of the mantle in longitudinal section
mantle different layers presence
  not discernable
outer mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous
middle mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous
inner mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous

Anatomy of the tannin cells in longitudinal section
presence
  absent

Anatomy of the cortical cells in longitudinal section
anatomy mantle longitudinal section cortical (epidermal) cells shape
  radially-oval to -elliptic, oriented obliquely

Anatomy of the mantle in cross-section
mantle different layers presence
  not discernible
outer mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous
middle mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous
inner mantle layer organisation
  plectenchymatous
or    pseudoparenchymatous



Anatomy of the Hartig net in cross-section
anatomy mantle cross-section hyphal rows around cortical (epidermal) cells number
  one
Anatomy of the emanating elements in general
Anatomy of cystidia


Anatomy of emanating hyphae






Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
presence
  absent

Ecology

geographic occurrence continent
  Europe
knowledge about association with foreign fruitbodies presence
  unknown

Tree

plant family
  Fagaceae
plant genus
  Quercus
plant habitat kind
  forests, woods

Fungus

family
  Tricholomataceae
fruitbodies growth habit
  epigeous
or    pileate-lamellate

Remarks

public notes
  Mycorrhizal systems irregularly monopodial-pyramidal; unramified ends whitish with distinctly violet very tips, older parts grey to light-brown; rhizomorphs colourless-hyline; in longitudinal section Hartig net 1 cortical cell layer deep, in cross-section 2-3.

– Item listing –