Elaphomyces muricatus Fr. + Fagus

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– Enlarged view –

Literature

references
  Brand F (1991) Ektomykorrhizen an Fagus sylvatica. Charakterisierung und Identifizierung, ökologische Kennzeichnung und unsterile Kultivierung. Libri Botanici 2: 1-229.
Brand F (1991) Elaphomyces muricatus. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 53, Einhorn-Verlag, Schwäbisch Gmünd.
Fontana A, Centrella E (1967) Ectomicorrize prodotte da funghi ipogei. Allionia 13: 149-176.

Morphology

Morphology of the mycorrhizal system
length
0 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-pinnate
ramification orders
0     Lower value of unspecified range (could be µ-s.d., but not known)
2     Upper value of unspecified range (could be µ+s.d., but not known)
abundance
  abundant, dense
main axis diameter
0.3 mm    Mean (= average)
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
  short distance
Morphology of the unramified ends
shape
  bent
shape {of distal end}
  not inflated, cylindric
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
2.5 mm    Upper value of unspecified range (could be µ+s.d., but not known)
diameter
0.2 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.25 mm    Upper value of unspecified range (could be µ+s.d., but not known)
colour
  brown
or    ochre, yellowish brown
or    yellow
older parts colour
  brown
or    ochre, yellowish brown
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
  smooth
or    covered with soil particles
or    not smooth
mantle surface {in detail} kind
  loosely cottony
emanating hyphae presence
  present
emanating hyphae abundance
  infrequent
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
Anatomy of laticifers
presence
  absent
Anatomical features of the mantle
matrix presence
  present
matrix location
  middle mantle layer
or    inner mantle layer
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
hyphae hyphal junctions angle {between}
  ca. 45° and less
and    ca. 90°
septa thickness {relative to cell walls}
  as thick as walls
and    thicker than walls
septa clamps presence
  absent
cell shape
  cylindric, not constricted at septa
cell pigment location-colour
  absent
cell diameter
1.5 µm    Minimum value
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell length
10 µm    Minimum value
15 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)
cell wall surface habit
  smooth
and    with few soil particles
drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
organisation
  plectenchymatous
matrix kind
  gelatinous
hyphae arrangement
  plectenchymatous, without pattern
cell pigment location-colour
  membranaceously yellowish
cell 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)
cell wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  plectenchymatous
matrix kind
  gelatinous
hyphae arrangement
  without pattern
septa clamps presence
  present
cell pigment location-colour
  membranaceously yellowish
cell 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)
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 of the mantle in longitudinal section
mantle thickness {apart from tip}
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)
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)
mantle different layers presence
  not discernable
outer mantle layer organisation
  plectenchymatous
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
  round
or    tangentially-oval to -elliptic or -cylindrical, and oriented in parallel to root axis
or    radially-oval to -elliptic, oriented obliquely
anatomy mantle longitudinal section cortical (epidermal) cells tangentially length
8 µm    Lower value of unspecified range (could be µ-s.d., but not known)
19 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
9 µm    Lower value of unspecified range (could be µ-s.d., but not known)
36 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy mantle longitudinal section cortical (epidermal) cells mean shape-ratio CCq (ECq)
0.3     Minimum value
0.5     Mean (= average)
1.3     Maximum value

Anatomy of the Hartig net in longitudinal section
presence
  present
kind
  protruding towards endodermis
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 radially diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.5 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
  round
or    radially-oval to -elliptic
or    tangentially-oval to tangentially-elliptic
anatomy mantle cross-section cortical (epidermal) cells tangentially length
11 µm    Lower value of unspecified range (could be µ-s.d., but not known)
18 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy mantle cross-section cortical (epidermal) cells radially diameter
8 µm    Lower value of unspecified range (could be µ-s.d., but not known)
17 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy mantle cross-section cortical (epidermal) cells mean shape-ratio CCq
0.8     Minimum value
1.1     Mean (= average)
2     Maximum value

Anatomy of the Hartig net in cross-section
presence
  present
kind
  one or half a row of cortical cells adjoining endodermis free of Hartig net
or    in tow rows, not reaching endodermis
anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness
0.5 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)
lobes width
0.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
structure {in plan view}
  of palmetti type
Anatomy of the emanating elements in general
anastomoses type
  open, with a long bridge
or    closed by a simple septum, with a long bridge
Anatomy of cystidia


Anatomy of emanating hyphae
shape
  not striking
cell pigment location-colour
  absent
drops of exuded pigment presence
  absent

Anatomy of the ramification of emanating hyphae
presence
  present
kind
  approximately 90°
distance {from septum}
  one or two hyphal diam. below the septum

Anatomy of the septa of emanating hyphae
clamps presence
  absent


Anatomy of the cells of emanating hyphae
anatomy emanating elements emanating hyphae cell shape
  with ellbow-like protrusions
anatomy emanating elements emanating hyphae cell diameter
1.5 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 emanating elements emanating hyphae cell length
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
80 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy emanating elements emanating hyphae cell wall surface habit
  smooth
or    without lens-shaped appositions
or    with spindle-shaped appositions
anatomy emanating elements emanating hyphae cell wall thickness
0.5 µm    Mean (= average)
anatomy emanating elements emanating hyphae cell wall thickness at tip {relative to remaining cell wall}
  thinner
anatomy emanating elements emanating hyphae cell wall {apart from tip} evenness
  even in thickness


Anatomy of rhizomorphs
type
  lacking, only emanating hyphae present
(type G)

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
presence
  absent
Anatomy of haustoria
{of ectomycorrhiza former} presence
  absent
{of foreign origin} presence
  absent
Anatomy of nuclei
number {per cell}
1     Mean (= average)
3     Maximum value
shape
  round
diameter
1 µm    Minimum value
2 µm    Mean (= average)
length
1 µm    Minimum value
2 µm    Mean (= average)

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 Melzer's reagent presence
  absent
reaction with phenole presence
  absent
reaction with phenole-aniline presence
  absent
reaction with ruthenium-red presence
  present
reaction with sudan III presence
  present
reaction with sulpho-vanillin presence
  absent

Ecology

substrate
  in organic layer
or    in organically enriched mineral horizon
geographic occurrence continent
  Europe
knowledge about association with foreign fruitbodies presence
  known

Tree

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

Fungus

family
  Elaphomycetaceae
fruitbodies growth habit
  hypogeous

Remarks

public notes
  Autofluorescence of mantle in section with UV-filter showing slightly creme hyphae, spindle-like cell appositions light ochre; mantle in sudan III with spindle-shaped hyphae slightly reddish, in ruthenium-red walls slightly red.

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