Russula atrorubens Quél. + Picea

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Literature

references
  Beenken L (2004) Die Gattung Russula. Untersuchungen zu ihrer Systematik anhand von Ektomykorrhizen. Dissertation, Universität München. http://edoc.ub.uni-muenchen.de/archive/00003175/01/Beenken_Ludwig.pdf

Morphology

Morphology of the mycorrhizal system
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
6 mm    Upper value of unspecified range (could be µ+s.d., but not known)
ramification presence-type
  absent
or    monopodial-pinnate
main axis diameter
0.3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 mm    Upper value of unspecified range (could be µ+s.d., but not known)
rhizomorphs as stout, short, conical structures presence-abundance
  absent
rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
rhizomorphs presence
  absent
exploration type
  contact
Morphology of the unramified ends
mantle hydrophobicity presence
  absent
shape
  straight
shape {of distal end}
  not inflated, cylindric
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
1 mm    Upper value of unspecified range (could be µ+s.d., but not known)
diameter
0.3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.4 mm    Upper value of unspecified range (could be µ+s.d., but not known)
colour
  ochre, yellowish brown
or    reddish [rosy]
very tip colour
  black [light rosy to light brownish]
after injury colour
  unchanged
mantle {distinct} surface visibility
  present
mantle laticifers visibility
  absent
mantle secreted latex {after scratching mantle} presence
  absent
mantle dots presence-colour
  whitish
mantle carbonizing presence
  absent
mantle surface {in general} habit
  not smooth
mantle surface {in detail} kind
  loosely grainy or warty
emanating hyphae presence
  present
emanating hyphae abundance
  infrequent
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
emanating elements presence-type
  emanating hyphae
crystals presence
  absent
blue granules presence
  absent
Anatomy of laticifers
presence
  absent
anatomy entire mycorrhiza laticiferous solitary (gloeoplerous) cells presence
  present
Anatomical features of the mantle
matrix presence
  absent
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  pseudoparenchymatous
organisation {if pseudoparenchymatous} cell shape
  angular
mantle type
  angular cells, bearing mounds of roundish cells (type K)
and    some cells containing droplets, staining in sulpho-vanillin; shape variable (type N)
and    angular cells and mounds of flattened cells (type O)
mound cells shape
  triangular
and    ovoid to cylindric
mound cells diameter
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
10 µm    Upper value of unspecified range (could be µ+s.d., but not known)
mound cells 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)
mound cells cell wall thickness
0.1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
mound cells cell wall kind
  smooth
hyphae arrangement
  not specific
hyphae sticky matrix on hyphal surface presence
  absent
septa clamps presence
  absent
cell pigment location-colour
  absent
and    membranaceously yellowish
cell contents presence-kind
  droplets, that stain in sulpho-vanillin
cell diameter
3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
11 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell length
8 µm    Lower value of unspecified range (could be µ-s.d., but not known)
16 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell wall thickness
0.3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
0.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 µm    Maximum value
cell wall with globular thickenings
  absent
cell wall surface habit
  smooth
drops of exuded pigment presence
  absent
roundish plasmatically yellow cells presence
  absent
pigment granula on surface presence
  absent
Anatomy of the middle mantle layer
presence
  present
organisation
  pseudoparenchymatous
cell shape
  polygonal
cell diameter
3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
10 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell length
5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
40 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell contents presence-kind
  droplets, that stain in sulpho-vanillin
cell wall thickness
0.3 µm    Mean (= average)
0.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
Anatomy of the inner mantle layer
organisation
  plectenchymatous [densely]
hyphae vessel-like presence
  absent
septa clamps presence
  absent
cell diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell length
5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
50 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} organisation
  like other parts of mantle
anatomy mantle outer mantle layer {of ectomycorrhizal tip} hyphae diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
7 µm    Upper value of unspecified range (could be µ+s.d., but not known)
Anatomy of the mantle in longitudinal section



Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
intrahyphal hyphae clamps presence
  absent
anastomoses type
  open, with a short bridge or bridge almost lacking
Anatomy of cystidia


Anatomy of emanating hyphae
drops of exuded pigment presence
  absent


Anatomy of the septa of emanating hyphae
clamps presence
  absent


Anatomy of the cells of emanating hyphae
anatomy emanating elements emanating hyphae cell diameter
2 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)
anatomy emanating elements emanating hyphae cell wall surface habit
  smooth
anatomy emanating elements emanating hyphae cell wall thickness
0.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)


Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
presence
  absent

Chemical reactions

reaction with cotton-blue-lactic-acid presence
  present [cell walls blue]
reaction with FeSO4 presence
  absent
reaction with guaiac presence
  absent
reaction with KOH 10% presence
  absent
reaction with Melzer's reagent presence
  absent
reaction with sulpho-vanillin presence
  present [contents of gloeoplerous cells bluish black]

Ecology

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
  Russula sect. Russula
fruitbodies growth habit
  epigeous
or    pileate-lamellate

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