Tuber puberulum Berk. & Br. + Picea

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– Enlarged view –

Literature

• references
  Blaschke H (1987) Vorkommen und Charakterisierung der Ektomykorrhizaassoziation Tuber puberulum mit Picea abies. Z Mykol 53: 283-288.
Blaschke H (1988) Tuber puberulum. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 22, Einhorn-Verlag, Schwäbisch Gmünd.

Morphology

Morphology of the mycorrhizal system
• length
1 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-pyramidal
• 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)
• abundance
  solitary or in small numbers
• rhizomorphs as stout, short, conical structures presence-abundance
  absent
• rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
• rhizomorphs presence
  absent
or    present
• rhizomorphs frequency
  infrequent
• exploration type
  short distance
Morphology of the unramified ends
• shape
  straight
• shape {of distal end}
  not inflated, cylindric
• diameter
0.4 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
  brown
or    yellow
• very tip colour
  whitish
• mantle cortical cells visibility
  not visible
• mantle {distinct} surface visibility
  present
• mantle transparency
  not transparent
• mantle dots presence-colour
  absent
• mantle carbonizing presence
  absent
• mantle surface {in detail} kind
  densely short-spiny
Morphology of rhizomorphs
• diameter
0.01 mm    Mean (= average)
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  rhizomorphs
or    cystidia
• emanating elements cystidia location
  on outer mantle layer
• 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
and    pseudoparenchymatous
• organisation {if pseudoparenchymatous} cell shape
  epidermoid, puzzle-like, jig-saw-shaped
• mantle type
  hyphae arranged net-like, with prominent cystidia (type D)
and    epidermoid cells (type M)
• hyphal system kind
  undifferentiated
• septa clamps presence
  absent
• cell diameter
2.4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4.8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall with globular thickenings
  absent
• cell wall surface habit
  smooth
• drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
• hyphae arrangement
  plectenchymatous, without pattern
Anatomy of the inner mantle layer
• septa clamps presence
  absent
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
25 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)
• mantle different layers presence
  discernable
• outer mantle layer organisation
  plectenchymatous
• middle mantle layer organisation
  pseudoparenchymatous
• inner mantle layer organisation
  pseudoparenchymatous

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)
2     Upper value of unspecified range (could be µ+s.d., but not known)


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
  discernible

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)
2     Upper value of unspecified range (could be µ+s.d., but not known)
• shape
  tangentially-oval to tangentially-elliptic


Anatomy of the Hartig net in cross-section
• anatomy mantle cross-section hyphal cells around tannin cells shape
  roundish
• anatomy mantle cross-section hyphal rows around tannin cells number
  one
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells shape
  roundish
• anatomy mantle cross-section hyphal rows around cortical (epidermal) cells number
  one
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
  absent
• septa presence
  present
• septa kind
  simple
• diameter {proximal}
3.8 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)
• diameter {distal}
1.6 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2.1 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• length
80 µm    Lower value of unspecified range (could be µ-s.d., but not known)
120 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall colour
  absent
• cell wall thickness
0.2 µm    Mean (= average)
• cell wall evenness
  even in thickness
• surface habit
  smooth
• contents presence
  absent
• contents type
  absent

Anatomy of emanating hyphae


Anatomy of the septa of emanating hyphae
• clamps presence
  absent




Anatomy of rhizomorphs
• type
  undifferentiated; hyphae rather loosely woven and of uniform diameter
(type A)
or    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
• {in foreign ectomycorrhizae} presence
  absent
• {of foreign origin} presence
  absent

Ecology

• substrate
  in organic layer
or    in decaying wood
• geographic occurrence continent
  Europe

Tree

• plant family
  Pinaceae
• plant genus
  Picea
• plant habitat kind
  forests, woods

Fungus

• family
  Tuberaceae
• fruitbodies growth habit
  hypogeous

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