Tricholoma flavobrunneum (Fr.) Kummer + Betula

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– Enlarged view –

Literature

references
  Uhl M (1988) Identifizierung und Charakterisierung von Ektomykorrhizen an Pinus silvestris und von Ektomykorrhizen aus der Gattung Tricholoma. Diss Uni München.
Uhl M (1988) Studies on ectomycorrhizae XVI. Mycorrhizae formed by Tricholoma flavobrunneum and Betula pendula and Tricholoma auratum and Pinus silvestris. Mycotaxon 33: 1-21.

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
  monopodial-pinnate
ramification orders
0     Lower value of unspecified range (could be µ-s.d., but not known)
1     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
exploration type
  medium distance fringe
Morphology of the unramified ends
shape
  straight
or    bent
or    tortuous
shape {of distal end}
  not inflated, cylindric
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
4 mm    Upper value of unspecified range (could be µ+s.d., but not known)
diameter
0.3 mm    Mean (= average)
colour
  ochre, yellowish brown
or    white
very tip colour
  whitish
older parts colour
  ochre, yellowish brown
or    white
mantle cortical cells visibility
  not visible
mantle {distinct} surface visibility
  present
mantle transparency
  not transparent
mantle laticifers visibility
  absent
mantle dots presence-colour
  absent
mantle carbonizing presence
  absent
mantle surface {in general} habit
  silvery
or    not smooth
mantle surface {in detail} kind
  loosely stringy
emanating hyphae presence
  present
emanating hyphae abundance
  infrequent
Morphology of rhizomorphs
diameter
0 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)
cross-section shape
  round or roundish
colour
  whitish
connection to mantle kind
  oblique
origin location
  not specific
or    distal
margin habit
  hairy
dimorphism presence
  absent
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
emanating elements presence-type
  rhizomorphs
blue granules presence
  absent
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
  ring-like arrangement of hyphal bundles (type A)
cell pigment location-colour
  membranaceously yellowish
and    plasmatically yellowish
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)
cell wall thickness
0.2 µm    Mean (= average)
cell wall surface habit
  smooth
drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
organisation
  plectenchymatous
cell diameter
0 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 wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  plectenchymatous
or    plectenchymatous with pseudoparenchymatous nests of cells
septa clamps presence
  absent
Anatomy of the outer mantle layer of the ectormycorrhizal tip
anatomy mantle outer mantle layer {of ectomycorrhizal tip} organisation
  plectenchymatous
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
5 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)
mantle different layers presence
  not discernable
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  plectenchymatous
inner mantle layer organisation
  plectenchymatous
unlayered mantle hyphae tangentially length
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)
unlayered mantle 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)

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
or    tangentially-oval to -elliptic or -cylindrical, and oriented obliquely
anatomy mantle longitudinal section cortical (epidermal) cells tangentially length
8 µm    Minimum value
10 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)
anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
10 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)
anatomy mantle longitudinal section cortical (epidermal) cells mean tangential length CCt (ECt)
12 µm    Mean (= average)
anatomy mantle longitudinal section cortical (epidermal) cells mean shape-ratio CCq (ECq)
0.26     Mean (= average)

Anatomy of the Hartig net in longitudinal section
structure {in plan view}
  of palmetti type
lobes width
2 µm    Mean (= average)
4 µm    Maximum value
Anatomy of the mantle in cross-section
mantle different layers presence
  not discernible
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  plectenchymatous
inner mantle layer organisation
  plectenchymatous
unlayered mantle hyphae tangentially length
2 µm    Minimum value
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)
7 µm    Maximum value
unlayered mantle hyphae radially diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
4 µm    Maximum value

Anatomy of the tannin cells in cross-section
presence
  absent

Anatomy of the cortical cells in cross-section
anatomy mantle cross-section cortical (epidermal) cells shape
  radially-oval to -elliptic
anatomy mantle cross-section cortical (epidermal) cells tangentially length
13 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)
anatomy mantle cross-section cortical (epidermal) cells radially diameter
30 µm    Minimum value
40 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)
55 µm    Maximum value
anatomy mantle cross-section cortical (epidermal) cells mean tangential length CCt
15 µm    Mean (= average)
anatomy mantle cross-section cortical (epidermal) cells mean shape-ratio CCq
0.33     Mean (= average)

Anatomy of the Hartig net in cross-section
anatomy mantle cross-section hyphal cells around cortical (epidermal) cells shape
  roundish
anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness
5 µm    Mean (= average)
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
shape
  not striking
cell pigment location-colour
  epimembranaceously yellowish
drops of exuded pigment presence
  present




Anatomy of the cells of emanating hyphae
anatomy emanating elements emanating hyphae cell shape {at distal end}
  simple
anatomy emanating elements emanating hyphae cell diameter
4 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)
7 µm    Maximum value
anatomy emanating elements emanating hyphae cell length
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
150 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy emanating elements emanating hyphae cell wall surface habit
  rough of warts
or    without lens-shaped appositions
or    without spindle-shaped appositions
anatomy emanating elements emanating hyphae cell wall thickness at tip {relative to remaining cell wall}
  considerably thicker, cap-like
anatomy emanating elements emanating hyphae cell wall {apart from tip} evenness
  even in thickness


Anatomy of rhizomorphs
type
  differentiated; thick hyphae forming a core, septa complete or sometimes enlarged
(type E)
nodia presence
  absent
internal nodia presence
  absent
cup-like structures on surface presence
  absent
conical young side-branches presence
  absent
a "ball" of intertwined, ramified, thin hyphae presence
  absent

Anatomy of hyphae in rhizomorphs
ampullate, trumpet-like inflated presence
  absent
Anatomy of vessel-like or thickened hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of central non-vessel-like hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of peripheral hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of solitary thick-walled hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of chlamydospores
presence
  absent
Anatomy of haustoria
{of ectomycorrhiza former} presence
  absent
{of foreign origin} presence
  absent
Anatomy of nuclei
number {per cell}
2     Mean (= average)
shape
  round
or    oval
diameter
1.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2 µm    Upper value of unspecified range (could be µ+s.d., but not known)
length
1.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2 µm    Upper value of unspecified range (could be µ+s.d., but not known)
distance {between each other}
0 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)

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
mantle in section blue-filter, 450-490 nm presence
  present
mantle in section green-filter, 530-560 nm presence
  absent

Chemical reactions

reaction with acid fuchsin presence
  absent
reaction with anilin presence
  absent
reaction with brillant-cresyl-blue presence
  present
reaction with cotton-blue-lactic-acid presence
  absent
reaction with ethanol 70% presence
  absent
reaction with FeSO4 presence
  present
reaction with guaiac presence
  absent
reaction with KOH 10% presence
  present
reaction with Melzer's reagent presence
  absent
reaction with phenole presence
  absent
reaction with phenole-aniline presence
  absent
reaction with sulpho-vanillin presence
  absent

Ecology

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

Tree

plant family
  Betulaceae
plant genus
  Betula
plant habitat kind
  forests, woods

Fungus

family
  Tricholomataceae
subgenus-section
  Tricholoma subg. Genuina
fruitbodies growth habit
  epigeous
or    pileate-lamellate

Remarks

public notes
  Autofluorescence of mantle in section with UV-filter slightly bluish, with blue-filter greenish yellow; mantle in KOH brown and incrustations not dissolved, in FeSO4 slightly brown, in brillant-cresyl-blue blue and after washing with water emanating hyphae violet and mantle slightly green and incrustations reddish violet.

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