Cenococcum geophilum Fr. + Pinus

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Literature

• references
  Brunner I (1987) Pilzökologische Untersuchungen in Wiesen und Brachland in der Nordschweiz (Schaffhauser Jura). Veröff Geobot Inst Eidg Techn Hochsch Stiftung Rübel Zürich 92: 1-241.
Ingleby K, Mason PA, Last FT, Fleming LV(1990) Identification of ectomycorrhizas. ITE Research Publication no. 5. HMSO, London.
Menge JA, Grand LF (1981) Mycorrhizae of 11-year-old Pinus taeda L. planatations in North Carolina. J Elisha Mitchell Sci Soc 97(1): 55-66.
Uhl M (1988) Identifizierung und Charakterisierung von Ektomykorrhizen an Pinus silvestris und von Ektomykorrhizen aus der Gattung Tricholoma. Dissertation, Uni München.

Morphology

Morphology of the mycorrhizal system
• 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)
• ramification presence-type
  absent
or    dichotomous
• ramification orders
0     Mean (= average)
1     Maximum value
• abundance
  solitary or in small numbers
• main axis 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)
• 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
  straight
• shape {of distal end}
  not inflated, cylindric
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
3 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)
0.5 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• colour
  black
• very tip colour
  black
• older parts colour
  black
• 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 detail} kind
  densely woolly
or    loosely woolly
• emanating hyphae presence
  present
• emanating hyphae abundance
  abundant
• emanating hyphae distribution
  not specifically distributed
or    concentrated distally
Morphology of sclerotia
• presence
  present
• abundance
  infrequent
• shape
  globular
• diameter
0.4 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)
• colour
  black
• formation location
  on single hyphae or in the soil

Anatomy

Anatomical features of the entire mycorrhiza
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
  hyphae star-like arranged and tightly glued together (type G)
• septa clamps presence
  absent
• cell pigment location-colour
  membranaceously brownish
and    membranaceously blackish
• cell diameter
3 µm    Minimum value
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)
25 µm    Maximum value
• cell length
5 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 wall thickness
0.2 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)
• cell wall surface habit
  smooth
• drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
• hyphae arrangement
  plectenchymatous, star-like
Anatomy of the inner mantle layer
• hyphae arrangement
  without pattern
• septa clamps presence
  absent
• cell pigment location-colour
  absent
• cell diameter
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)
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
10 µm    Minimum value
20 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)
• mantle different layers presence
  discernable
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae tangentially length
6 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)
• outer mantle layer hyphae radially 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)
• inner mantle layer organisation
  pseudoparenchymatous
• inner mantle layer hyphae tangentially length
7 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)
• inner mantle layer hyphae radially 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)

Anatomy of the tannin cells in longitudinal section
• presence
  present
• rows number
1     Lower value of unspecified range (could be µ-s.d., but not known)
3     Upper value of unspecified range (could be µ+s.d., but not known)
• shape
  tangentially-oval to -elliptic or -cylindrical, and oriented obliquely
or    tangentially-oval, -elliptic or -cylindrical, and oriented in parallel to root axis
• tangentially length
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
60 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• radially 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)
• mean tangenial length TCt
41.4 µm    Mean (= average)
• mean shape-ratio TCq
5.5     Mean (= average)

Anatomy of the cortical cells in longitudinal section
• anatomy mantle longitudinal section cortical (epidermal) cells shape
  tangentially-oval to -elliptic or -cylindrical, and oriented obliquely
or    tangentially-oval to -elliptic or -cylindrical, and oriented in parallel to root axis
• anatomy mantle longitudinal section cortical (epidermal) cells tangentially length
15 µm    Minimum value
20 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)
• anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
20 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)
• anatomy mantle longitudinal section cortical (epidermal) cells mean tangential length CCt (ECt)
34.7 µm    Mean (= average)

Anatomy of the Hartig net in longitudinal section
• anatomy mantle longitudinal section hyphal cells around tannin cells thickness
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)
• anatomy mantle longitudinal section hyphal cells around cortical cells (epidermal) thickness
1 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)
• structure {in plan view}
  of palmetti type
• lobes width
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 of the mantle in cross-section
• mantle different layers presence
  discernible
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae tangentially length
5 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)
• outer mantle layer hyphae radially diameter
5 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)
• inner mantle layer organisation
  pseudoparenchymatous
• inner mantle layer hyphae tangentially length
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)
• inner mantle layer hyphae radially diameter
3 µm    Minimum value
4 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)
• unlayered mantle hyphae radially 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 of the tannin cells in cross-section
• presence
  present
• rows number
1     Lower value of unspecified range (could be µ-s.d., but not known)
3     Upper value of unspecified range (could be µ+s.d., but not known)
• shape
  tangentially-oval to tangentially-elliptic
• tangentially length
20 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)
• radially 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)
• mean tangential length TCt
31.4 µm    Mean (= average)
• mean shape-ratio TCq
4.2     Mean (= average)

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
25 µm    Lower value of unspecified range (could be µ-s.d., but not known)
55 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle cross-section cortical (epidermal) cells radially diameter
20 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)
• anatomy mantle cross-section cortical (epidermal) cells mean tangential length CCt
37.5 µm    Mean (= average)
• anatomy mantle cross-section cortical (epidermal) cells mean shape-ratio CCq
1.1     Mean (= average)

Anatomy of the Hartig net in cross-section
• presence
  present
• kind
  protruding towards endodermis
• anatomy mantle cross-section hyphal cells around tannin cells shape
  roundish
or    cylindrical
• anatomy mantle cross-section hyphal cells around tannin cells thickness
5 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 mantle cross-section hyphal rows around tannin cells number
  one
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells shape
  roundish
or    cylindrical
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness
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)
• anatomy mantle cross-section hyphal rows around cortical (epidermal) cells number
  one
Anatomy of the emanating elements in general
• intrahyphal hyphae presence
  present
Anatomy of cystidia


Anatomy of emanating hyphae
• shape
  straight
• cell pigment location-colour
  membranaceously brownish
• pigment presence-distribution
  approximately evenly distributed
• drops of exuded pigment presence
  absent


Anatomy of the septa of emanating hyphae
• clamps presence
  absent
• clamps hole presence
  absent


Anatomy of the cells of emanating hyphae
• anatomy emanating elements emanating hyphae cell shape
  even
• anatomy emanating elements emanating hyphae cell shape {at distal end}
  simple
• anatomy emanating elements emanating hyphae cell diameter
4 µm    Minimum value
5 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)
10 µm    Maximum value
• anatomy emanating elements emanating hyphae cell wall surface habit
  smooth
or    rough of warts
• anatomy emanating elements emanating hyphae cell wall surface structures shape
  hemispherical warts
• anatomy emanating elements emanating hyphae cell wall thickness
0.2 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)
• anatomy emanating elements emanating hyphae cell wall thickness at tip {relative to remaining cell wall}
  thinner


Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of sclerotia
• internal structure organisation
  pseudoparenchymatous with angular cells
• center structure habit
  compactly filled
Anatomy of nuclei
• number {per cell}
1     Mean (= average)
• shape
  round
• diameter
2 µm    Mean (= average)
• length
2 µm    Mean (= average)
Anatomy of siderophilous granulations
• 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
  absent
• mantle in section blue-filter, 450-490 nm presence
  absent
• 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
  absent
• reaction with cotton-blue-lactic-acid presence
  absent
• reaction with ethanol 70% presence
  absent
• reaction with FeSO4 presence
  absent
• 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
or    North America

Tree

• plant family
  Pinaceae
• plant genus
  Pinus
• plant subgenus-section
  two-needle-pines
• plant habitat kind
  nursery
or    forests, woods

Remarks

• public notes
  Mantle in KOH lighter coloured.

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