Wilcoxina mikolae (Yang & Wilcox) Yang & Korf + Picea

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Literature

• references
  Egger K (1997) Misidentified as Tricharina gilva (Boud.) Eckblad (pers. comm.).
Ingleby K, Mason PA, Last FT, Fleming LV (1990) Identification of ectomycorrhizas. ITE Research Publication no 5. HMSO, London.

Morphology

Morphology of the mycorrhizal system
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
9 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• ramification presence-type
  absent
or    monopodial-pinnate
• 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
Morphology of the unramified ends
• shape
  straight
• shape {of distal end}
  not inflated, cylindric
or    inflated, club-shaped
• colour
  brown
or    yellow
• very tip colour
  whitish
• older parts colour
  dark brown
or    brown
• mantle {distinct} surface visibility
  present
• mantle transparency
  completely transparent
• mantle laticifers visibility
  absent
• mantle dots presence-colour
  absent
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  shiny
or    smooth
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• 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
• mantle type
  hyphae rather irregularly arranged and no special pattern discernible (type B)
• hyphal system kind
  undifferentiated
• hyphae hyphal junctions angle {between}
  ca. 90°
and    ca. 120°
• septa clamps presence
  absent
• cell shape
  cylindric, not constricted at septa
• 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)
• cell wall thickness
0.2 µm    Mean (= average)
• 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
• organisation
  plectenchymatous
• hyphae arrangement
  without pattern
• septa clamps presence
  absent
• cell length
0 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)
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
0 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 tannin cells in longitudinal section
• presence
  present


Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
Anatomy of cystidia


Anatomy of emanating hyphae
• shape
  not striking
• drops of exuded pigment presence
  absent

Anatomy of the ramification of emanating hyphae
• presence
  present
• kind
  approximately 90°
• distance {from septum}
  in considerable distance from the septum
• side-branches at septum number
  one side-branch at 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
  even
• anatomy emanating elements emanating hyphae cell shape {at distal end}
  simple
• anatomy emanating elements emanating hyphae cell diameter
3 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 emanating elements emanating hyphae cell wall surface habit
  rough of warts
• anatomy emanating elements emanating hyphae cell wall surface structures shape
  hemispherical warts
• anatomy emanating elements emanating hyphae cell wall {apart from tip} evenness
  even in thickness


Anatomy of the warts occouring on emanating hyphae
• presence
  present
• length
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
1 µm    Maximum value
Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of haustoria
• {in foreign ectomycorrhizae} presence
  absent

Ecology

• geographic occurrence continent
  Europe

Tree

• plant family
  Pinaceae
• plant genus
  Picea
• plant habitat kind
  nursery

Fungus

• family
  Humariaceae
• fruitbodies growth habit
  epigeous
or    cup-shaped

Remarks

• public notes
  Mycorrhizal systems infrequently branched; mycorrhizal ends fairly straight, pale straw-coloured when young, changing darker brown with age.

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