Lactarius controversus Pers. + Populus

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Literature

references
  Jakucs E, Majoros E, Beenken L (2001) Lactarius controversus Pers. + Populus alba L. Descr Ectomyc 5: 55-59.

Morphology

Morphology of the mycorrhizal system
length
3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
5 mm    Upper value of unspecified range (could be µ+s.d., but not known)
ramification presence-type
  monopodial-pyramidal
tips {per 10 mm} number
  unknown
ramification orders
  unknown
abundance
  unknown
main axis diameter
0.4 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)
taste {after 2-3 min chewing}
  unknown
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
or    bent [slightly]
shape {of distal end}
  not inflated, cylindric
length
0.5 mm    Lower value of unspecified range (could be µ-s.d., but not known)
2 mm    Upper value of unspecified range (could be µ+s.d., but not known)
diameter
0.3 mm    Upper value of unspecified range (could be µ+s.d., but not known)
0.3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.3 mm    Mean (= average)
colour
  yellowish
or    white
very tip colour
  whitish
after injury colour
  unchanged
older parts colour
  brownish
mantle cortical cells visibility
  unknown
mantle {distinct} surface visibility
  present
mantle transparency
  unknown
mantle laticifers visibility
  unknown
mantle secreted latex {after scratching mantle} presence
  unknown
mantle secreted latex {after scratching mantle} colour-habit
  unknown
mantle dots presence-colour
  absent
mantle carbonizing presence
  absent
mantle surface {in general} habit
  smooth
emanating hyphae presence
  present
emanating hyphae abundance
  infrequent
emanating hyphae distribution
  unknown
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
emanating elements presence-type
  emanating hyphae
emanating elements cystidia location
  on outer mantle layer
crystals presence
  present
crystals location
  outer mantle layer
blue granules presence
  absent
Anatomy of laticifers
presence
  present
location
  middle mantle layer
shape
  worm-like, uneven
ramification presence-abundance
  abundant
septa presence
  present
contents colour
  unknown
cell length
15 µm    Lower value of unspecified range (could be µ-s.d., but not known)
25 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell diameter
7 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 wall thickness
  unknown
anatomy entire mycorrhiza laticiferous solitary (gloeoplerous) cells presence
  absent
Anatomical features of the mantle
completeness
  complete
matrix presence
  present
matrix location
  outer mantle layer {apart from tip}
or    middle mantle layer
or    inner mantle layer
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  plectenchymatous
mantle type
  gelatinous matrix between the hyphae (type C)
matrix kind
  gelatinous
hyphal system kind
  undifferentiated
hyphae short protrusions presence
  unknown
hyphae sticky matrix on hyphal surface presence
  present
hyphae hyphal junctions angle {between}
  ca. 45° and less
septa thickness {relative to cell walls}
  as thick as walls
septa clamps presence
  absent
cell shape
  cylindric, not constricted at septa
cell pigment location-colour
  unknown
cell contents presence-kind
  absent
cell diameter
3 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 length
  unknown
cell wall thickness
0.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
0.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 µm    Mean (= average)
cell wall surface habit
  with few crystals
crystals presence-shape
  as druses (clusters of radially oriented crystals)
crystals diameter
5 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)
crystals length
5 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)
drops of exuded pigment presence
  absent
pigment granula on surface presence
  absent
Anatomy of the middle mantle layer
presence
  present
organisation
  plectenchymatous
matrix kind
  gelatinous
hyphae arrangement
  plectenchymatous, without pattern
cell pigment location-colour
  unknown
cell diameter
3 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)
cell length
  unknown
cell contents presence-kind
  absent
cell wall thickness
0.5 µm    Mean (= average)
0.5 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)
cell wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  plectenchymatous
matrix kind
  gelatinous
hyphae arrangement
  without pattern
septa thickness
  unknown
septa clamps presence
  absent
cell pigment location-colour
  unknown
cell diameter
4 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)
cell length
  unknown
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} matrix kind
  gelatinous
anatomy mantle outer mantle layer {of ectomycorrhizal tip} hyphae diameter
  unknown
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
60 µm    Lower value of unspecified range (could be µ-s.d., but not known)
70 µm    Upper value of unspecified range (could be µ+s.d., but not known)
mantle thickness {at ectomycorrhizal tip}
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)
40 µm    Maximum value
calyptra cell remnants presence
  unknown
calyptra cell remnants type
  unknown
mantle different layers presence
  discernable
outer mantle layer organisation
  plectenchymatous
outer mantle layer hyphae tangentially length
3 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)
10 µm    Maximum value
outer mantle layer hyphae radially diameter
3 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)
middle mantle layer organisation
  plectenchymatous
middle mantle layer hyphae tangentially length
5 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)
40 µm    Maximum value
middle mantle layer hyphae radially diameter
3 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)
8 µm    Maximum value
inner mantle layer organisation
  plectenchymatous
inner mantle layer hyphae tangentially length
3 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)
8 µm    Maximum value
inner mantle layer hyphae radially diameter
  unknown
laticifers diameter
  unknown

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
  rectangular [irregular isodiametric]
or    round
anatomy mantle longitudinal section cortical (epidermal) cells tangentially length
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
30 µm    Upper value of unspecified range (could be µ+s.d., but not known)
40 µm    Maximum value
anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
15 µm    Minimum value
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
30 µm    Upper value of unspecified range (could be µ+s.d., but not known)
50 µm    Maximum value
anatomy mantle longitudinal section cortical (epidermal) cells mean tangential length CCt (ECt)
30.1 µm    Mean (= average)
anatomy mantle longitudinal section cortical (epidermal) cells mean shape-ratio CCq (ECq)
0.88     Mean (= average)

Anatomy of the Hartig net in longitudinal section
presence
  present
kind
  paraepidermal [partially only half of the anticlinal wall]
anatomy mantle longitudinal section hyphal cells around cortical (epidermal) cells shape
  roundish
anatomy mantle longitudinal section hyphal cells around cortical cells (epidermal) thickness
3 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)
anatomy mantle longitudinal section hyphal rows around cortical (epidermal) cells number
  one
lobes width
3 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)
lobes septa presence
  unknown
Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
Anatomy of cystidia


Anatomy of emanating hyphae
shape
  straight
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
3 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)
anatomy emanating elements emanating hyphae cell wall surface habit
  smooth

Anatomy of the crystals occouring in emanating hyphae
presence shape
  absent

Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
presence
  absent
Anatomy of haustoria
{of ectomycorrhiza former} presence
  absent
{of foreign origin} presence
  absent

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 [light blue]
mantle in section blue-filter, 450-490 nm presence
  present [yellow]
mantle in section green-filter, 530-560 nm presence
  present [reddish]

Chemical reactions

reaction with FeSO4 presence
  absent
reaction with guaiac presence
  absent
reaction with KOH 10% presence
  absent
reaction with lactic acid presence
  absent
reaction with Melzer's reagent presence
  absent
reaction with sulpho-vanillin presence
  present [crystals red; laticifers at some places dark blue]
reaction with sulphuric acid presence
  present [rosette crystals transformed to needle crystals]

Ecology

substrate
  in organically enriched mineral horizon
geographic occurrence continent
  Europe
knowledge about association with foreign fruitbodies presence
  unknown

Tree

plant family
  Salicaceae
plant genus
  Populus
plant habitat kind
  forests, woods

Fungus

family
  Russulaceae
fruitbodies growth habit
  epigeous
or    pileate-lamellate

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