Tuber magnatum Pico + 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.
Rubini A, Paolocci F, Granetti B, Arcioni S (2001) Morphological characterization of molecular-typed Tuber magnatum ectomycorrhizae. Mycorrhiza 11(4): 179-185.

Morphology

Morphology of the mycorrhizal system
ramification presence-type
  absent
or    monopodial-pinnate
or    monopodial-pyramidal
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
or    inflated, club-shaped
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
3.6 mm    Upper value of unspecified range (could be µ+s.d., but not known)
6 mm    Maximum value
diameter
0.22 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.26 mm    Upper value of unspecified range (could be µ+s.d., but not known)
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 secreted latex {after scratching mantle} presence
  absent
mantle carbonizing presence
  absent
mantle surface {in general} habit
  not smooth
mantle surface {in detail} kind
  densely short-spiny
emanating hyphae presence
  present
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
crystals presence
  present
crystals location
  emanating hyphae
blue granules presence
  absent
Anatomy of laticifers
presence
  absent
anatomy entire mycorrhiza laticiferous solitary (gloeoplerous) cells 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
4     Minimum value
4.6     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
  present
cell wall projections abundance
  infrequent
cell wall projections shape
  thicker at distal end
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
4     Minimum value
4.8     Lower value of unspecified range (could be µ-s.d., but not known)
7.4     Upper value of unspecified range (could be µ+s.d., but not known)
8     Maximum value
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
18 µm    Lower value of unspecified range (could be µ-s.d., but not known)
32 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
7.2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
13.6 µm    Upper value of unspecified range (could be µ+s.d., but not known)
outer mantle layer hyphae radially diameter
4.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.1 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
5.2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
inner mantle layer hyphae radially diameter
4.7 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.8 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
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)
outer mantle layer hyphae radially diameter
3.6 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.1 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
3.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6.6 µm    Upper value of unspecified range (could be µ+s.d., but not known)
inner mantle layer hyphae radially diameter
3.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5.2 µm    Upper value of unspecified range (could be µ+s.d., but not known)



Anatomy of the emanating elements in general
intrahyphal hyphae clamps presence
  absent
Anatomy of cystidia

Anatomy of cystidia (type 1)
type
  awl-shaped, bristle-like (type A)
ramification presence-position
  absent
or    proximal
ramification type
  monopodial
septa presence
  present
septa kind
  simple
basal clamp walls abruptly thick
  absent
diameter {proximal}
2 µm    Minimum value
2.3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.7 µm    Upper value of unspecified range (could be µ+s.d., but not known)
4.2 µm    Maximum value
length
42 µm    Minimum value
61 µm    Lower value of unspecified range (could be µ-s.d., but not known)
91.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
120 µm    Maximum value
cell wall colour
  absent
surface habit
  smooth
or    warty [Rubini et al. (2001) occasionally with crystals or warts]

Anatomy of emanating hyphae
shape
  wavy
cell pigment location-colour
  absent
drops of exuded pigment presence
  absent

Anatomy of the ramification of emanating hyphae
presence
  present
kind
  approximately 90°
or    Y-shaped
distance {from septum}
  adjacent to septum
side-branches at septum number
  one side-branch at septum
anatomy emanating elements emanating hyphae point of ramification thickness {relative to main part of branch}
  as thick as main part of branch

Anatomy of the septa of emanating hyphae
clamps 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
2 µm    Minimum value
2.4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5.4 µm    Upper value of unspecified range (could be µ+s.d., but not known)
8.2 µm    Maximum value
anatomy emanating elements emanating hyphae cell wall surface habit
  rough of warts
or    with crystals

Anatomy of the crystals occouring in emanating hyphae
presence shape
  acicular

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 to brown, very tips whitish ochre; cells of inner mantle layers in plan view irregularly angular to slightly epidermoid; Hartig net in longitudinal and cross-section 1-3 cortical cell layers deep.

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