Tuber melanosporum Vitt. + Quercus

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Literature

• references
  Zambonelli A, Salomoni S, Pisi A (1993) Caratterizzazione anatomo-morfologica delle micorrize di Tuber spp. su Quercus pubescens Willd. Micol Ital (3): 73-90.

Morphology

Morphology of the mycorrhizal system
• ramification presence-type
  absent
or    monopodial-pinnate
or    monopodial-pyramidal
• main axis diameter
0.29 mm    Mean (= average)
• rhizomorphs presence
  absent
• exploration type
  short distance
Morphology of the unramified ends
• shape
  straight
• shape {of distal end}
  inflated, club-shaped
• 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)
4.2 mm    Maximum value
• diameter
0.23 mm    Mean (= average)
• colour
  brown
or    ochre, yellowish brown
• very tip colour
  ochre, yellowish brown
or    whitish
• older parts colour
  brown
• mantle {distinct} surface visibility
  present
• mantle laticifers visibility
  absent
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  not smooth
• mantle surface {in detail} kind
  densely long-spiny
• emanating hyphae presence
  present
• emanating hyphae abundance
  infrequent
or    abundant
• emanating hyphae distribution
  concentrated proximally
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  cystidia
• emanating elements cystidia location
  on outer mantle layer
Anatomy of laticifers
• presence
  absent
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  pseudoparenchymatous
• organisation {if pseudoparenchymatous} cell shape
  epidermoid, puzzle-like, jig-saw-shaped
• mantle type
  epidermoid cells (type M)
• septa clamps presence
  absent
• cell density
5     Minimum value
5.6     Lower value of unspecified range (could be µ-s.d., but not known)
8.1     Upper value of unspecified range (could be µ+s.d., but not known)
10     Maximum value
• cell wall with globular thickenings
  absent
• cell wall projections presence
  absent
Anatomy of the middle mantle layer
• organisation
  pseudoparenchymatous
Anatomy of the inner mantle layer
• organisation
  pseudoparenchymatous
• septa clamps presence
  absent
Anatomy of the outer mantle layer of the ectormycorrhizal tip
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} organisation
  pseudoparenchymatous
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} cell density
5     Minimum value
6     Lower value of unspecified range (could be µ-s.d., but not known)
8.6     Upper value of unspecified range (could be µ+s.d., but not known)
10     Maximum value
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
20 µm    Minimum value
25.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
44.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
49 µm    Maximum value
• mantle different layers presence
  not discernable
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae tangentially length
8.1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
13 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• outer mantle layer hyphae radially diameter
3.6 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5.7 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• middle mantle layer organisation
  pseudoparenchymatous
• inner mantle layer organisation
  pseudoparenchymatous
• inner mantle layer hyphae tangentially length
3.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
12.8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• inner mantle layer hyphae radially diameter
3.4 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)



Anatomy of the Hartig net in longitudinal section
• presence
  present
• kind
  in two rows, not reaching endodermis
Anatomy of the mantle in cross-section
• mantle different layers presence
  discernible
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae tangentially length
4.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
7.8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• outer mantle layer hyphae radially diameter
3.4 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)
• middle mantle layer organisation
  pseudoparenchymatous
• inner mantle layer organisation
  pseudoparenchymatous
• inner mantle layer hyphae tangentially length
4.2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
7.2 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• inner mantle layer hyphae radially diameter
4.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.9 µm    Upper value of unspecified range (could be µ+s.d., but not known)



Anatomy of the emanating elements in general
Anatomy of cystidia

Anatomy of cystidia (type 1)
• type
  awl-shaped, bristle-like (type A)
• ramification presence-position
  medial
• branches ramification presence
  absent
• septa presence
  present
• septa kind
  simple
• diameter {proximal}
3 µm    Minimum value
3.1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4.2 µm    Upper value of unspecified range (could be µ+s.d., but not known)
4.3 µm    Maximum value
• length
225 µm    Minimum value
231 µm    Lower value of unspecified range (could be µ-s.d., but not known)
292 µm    Upper value of unspecified range (could be µ+s.d., but not known)
310 µm    Maximum value
• cell wall colour
  yellowish
• surface habit
  smooth

Anatomy of emanating hyphae
• cell pigment location-colour
  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    Minimum value
2.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4.6 µm    Upper value of unspecified range (could be µ+s.d., but not known)
6.1 µm    Maximum value
• anatomy emanating elements emanating hyphae cell wall surface habit
  rough of warts


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

Anatomy of hyphae in rhizomorphs

Ecology

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

Tree

• plant family
  Fagaceae
• plant genus
  Quercus
• plant habitat kind
  nursery

Fungus

• family
  Tuberaceae
• fruitbodies growth habit
  hypogeous

Remarks

• public notes
  Mycorrhizal ends ochre-brown, very tips whitish ochre; cells of middle and inner mantle layers in plan view epidermoid; Hartig net in cross-section 1-3 cortical cell layers deep.

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