Lactarius camphoratus (Bull.) Fr. + Picea

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– Enlarged view –

Literature

• references
  Brand F (1991) Ektomykorrhizen an Fagus sylvatica. Charakterisierung und Identifizierung, ökologische Kennzeichnung und unsterile Kultivierung. Libri Bot 2: 1-229.

Morphology

Morphology of the mycorrhizal system
• 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
Morphology of the unramified ends
• shape
  straight
or    bent
• shape {of distal end}
  not inflated, cylindric
• colour
  brown
or    orange
• very tip colour
  brown
or    orange
or    whitish
• older parts colour
  brown
• mantle cortical cells visibility
  not visible
• mantle {distinct} surface visibility
  present
• mantle transparency
  not transparent
• mantle secreted latex {after scratching mantle} presence
  present
• mantle secreted latex {after scratching mantle} colour-habit
  white, remaining white after some minutes
• mantle dots presence-colour
  absent
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  smooth
or    glistening
• emanating hyphae presence
  absent
Morphology of rhizomorphs
• diameter
0.01 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.04 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• cross-section shape
  round or roundish
• colour
  ochre, yellowish brown
or    whitish
• margin habit
  hairy
• dimorphism presence
  absent
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  rhizomorphs
or    cystidia
• emanating elements cystidia location
  on outer mantle layer
• blue granules presence
  absent
Anatomy of laticifers
• presence
  absent
or    present
• location
  middle mantle layer
• shape
  straight and even
or    worm-like, uneven
• ramification presence-abundance
  abundant
• cell diameter
5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
9 µm    Upper value of unspecified range (could be µ+s.d., but not known)
11 µm    Maximum value
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  pseudoparenchymatous
• organisation {if pseudoparenchymatous} cell shape
  angular
• mantle type
  angular cells bearing a hyphal net (type P)
• hyphal net cells shape
  triangular with obtuse ends
• hyphal net cells diameter
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
15 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• hyphal net cell walls habit
  faint, delicate, inconspicuous, rather thin
• pores between cells presence
  present
• pores between cells abundance
  infrequent
• septa clamps presence
  absent
• cell pigment location-colour
  membranaceously brownish
• cell diameter
10 µm    Lower value of unspecified range (could be µ-s.d., but not known)
20 µm    Upper value of unspecified range (could be µ+s.d., but not known)
30 µm    Maximum value
• cell length
10 µm    Lower value of unspecified range (could be µ-s.d., but not known)
20 µm    Upper value of unspecified range (could be µ+s.d., but not known)
30 µm    Maximum value
• cell density
3     Lower value of unspecified range (could be µ-s.d., but not known)
7     Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall thickness
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
1 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall surface habit
  smooth
• cell wall projections presence
  present
• cell wall projections abundance
  infrequent
• cell wall projections shape
  even in thickness
• drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
• organisation
  plectenchymatous
• cell pigment location-colour
  membranaceously brownish
• cell diameter
2.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell contents presence-kind
  absent
• cell wall thickness
0.2 µm    Mean (= average)
• cell wall surface habit
  smooth
Anatomy of the inner mantle layer
• organisation
  plectenchymatous
• septa clamps presence
  absent
• cell pigment location-colour
  absent
• cell diameter
2.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell contents presence-kind
  absent
Anatomy of the outer mantle layer of the ectormycorrhizal tip
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} hyphae diameter
7 µm    Mean (= average)
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} cell density
19     Mean (= average)
Anatomy of the mantle in longitudinal section



Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
• septal pores configuration
  dolipore-like structures
• backwards-oriented clamps presence
  absent
• anastomoses type
  open, with a short bridge or bridge almost lacking
Anatomy of cystidia

Anatomy of cystidia (type 1)
• type
  thin-walled, slightly tapering, often rather similar to ends of normal hyphae, but mostly originating from a pseudoparenchyma (type O)
• septa presence
  absent
• septa kind
  absent, with basal clamp only
• diameter {proximal}
3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• length
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
35 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall colour
  absent
• cell wall colour {relative to mantle cells}
  lacking or less intense
• cell wall thickness
0.2 µm    Mean (= average)
• cell wall thickness {relative to mantle cells}
  thinner
• cell wall evenness
  even in thickness
• surface habit
  smooth
• contents presence
  absent
• contents type
  absent

Anatomy of emanating hyphae


Anatomy of the septa of emanating hyphae
• clamps presence
  absent




Anatomy of rhizomorphs
• type
  undifferentiated; margins rather smooth; hyphae compactly arranged and of uniform diameter
(type B)
• internal nodia presence
  absent
• gelatinous matrix presence
  absent
• gelatinized hyphae presence
  absent
• a "ball" of intertwined, ramified, thin hyphae presence
  absent

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
• presence
  absent
Anatomy of nuclei
• number {per cell}
2     Mean (= average)
• shape
  round
• diameter
2 µm    Mean (= average)
• length
2 µm    Mean (= average)
• distance {between each other}
1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Autofluorescence

• whole mycorrhizae UV 254 nm colour-presence
  absent
• whole mycorrhizae UV 366 nm colour-presence
  absent
• mantle in section UV-filter 340-380 nm presence
  present

Chemical reactions

• reaction with acid fuchsin presence
  absent
• reaction with anilin presence
  absent
• reaction with cotton-blue-lactic-acid presence
  absent
• reaction with ethanol 70% presence
  absent
• reaction with FeSO4 presence
  absent
• reaction with formol 40% presence
  absent
• reaction with KOH 10% presence
  absent
• reaction with lactic acid presence
  absent
• reaction with Melzer's reagent presence
  absent
• reaction with phenole presence
  absent
• reaction with phenole-aniline presence
  absent
• reaction with ruthenium-red presence
  absent
• reaction with sulpho-vanillin presence
  present

Ecology

• substrate
  in organically enriched mineral horizon
or    below mosses
• soil pH
  acid reaction
• geographic occurrence continent
  Europe
• knowledge about association with foreign fruitbodies presence
  unknown

Tree

• plant family
  Pinaceae
• plant genus
  Picea
• plant habitat kind
  forests, woods

Fungus

• family
  Russulaceae
• subgenus-section
  Lactarius sect. Russulares
• fruitbodies growth habit
  epigeous
or    pileate-lamellate

Remarks

• public notes
  Autofluorescence of mantle in section with UV-filter indistinctly 2-layered with outer layer slightly orange ochre to creme-white and inner layer slightly bluish white; mantle in sulfo-vanillin with slightly dark violet latex.

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