"Piceirhiza testae" + Picea

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Literature

• references
  Agerer R (1987-1995) Colour Atlas of Ectomycorrhizae. 1st-9th del. Einhorn, Schwäbisch Gmünd.
Haug I, Pritsch K (1992) Ectomycorrhizal types of spruce (Picea abies (L.) Karst.) in the Black Forest, a microscopical atlas. Kernforschungszentrum, Karlsruhe.

Morphology

Morphology of the mycorrhizal system
• ramification presence-type
  absent
• ramification orders
0     Mean (= average)
• abundance
  solitary or in small numbers
• rhizomorphs presence
  absent
Morphology of the unramified ends
• shape
  straight
• shape {of distal end}
  not inflated, cylindric
• colour
  black
• very tip colour
  whitish
• older parts colour
  black
• 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 general} habit
  smooth
• emanating hyphae presence
  present
• emanating hyphae abundance
  infrequent
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
Anatomy of laticifers
• presence
  absent
Anatomical features of the mantle
• matrix presence
  present
• matrix location
  outer mantle layer {apart from tip}
or    middle mantle layer
or    inner mantle layer
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  plectenchymatous
• mantle type
  gelatinous matrix between the hyphae (type C)
• matrix kind
  gelatinous
• hyphal system kind
  undifferentiated
• septa clamps presence
  absent
• cell pigment location-colour
  membranaceously brownish
• cell diameter
2.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall surface habit
  smooth
Anatomy of the middle mantle layer
• organisation
  plectenchymatous
• matrix kind
  gelatinous
• hyphae arrangement
  plectenchymatous, without pattern
• cell diameter
2.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall surface habit
  smooth
Anatomy of the inner mantle layer
• organisation
  plectenchymatous
• matrix kind
  gelatinous
• hyphae arrangement
  without pattern
• septa clamps presence
  absent
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
20 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)
• mantle different layers presence
  discernable
• outer mantle layer organisation
  plectenchymatous
• middle mantle layer organisation
  plectenchymatous
• inner mantle layer organisation
  plectenchymatous

Anatomy of the tannin cells in longitudinal section
• presence
  present
• rows number
2     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, -elliptic or -cylindrical, and oriented in parallel to root axis

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

Anatomy of the Hartig net in longitudinal section
• presence
  present
• kind
  protruding towards endodermis
• anatomy mantle longitudinal section hyphal cells around tannin cells shape
  roundish
• anatomy mantle longitudinal section hyphal rows around tannin cells number
  one
or    two
• anatomy mantle longitudinal section hyphal cells around cortical (epidermal) cells shape
  roundish
• anatomy mantle longitudinal section hyphal rows around cortical (epidermal) cells number
  one
Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
Anatomy of cystidia


Anatomy of emanating hyphae


Anatomy of the septa of emanating hyphae
• clamps presence
  absent




Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
• presence
  absent
Anatomy of haustoria
• {of ectomycorrhiza former} presence
  absent
Ultrastructure
• septal pores type
  simple, with Woronin bodies
• Woronin bodies shape
  round, oval or elliptic
• mantle matrix presence-kind
  of outer layers transparent, of inner layers dark

Ecology

• geographic occurrence continent
  Europe

Tree

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

Remarks

• public notes
  Mycorrhizal tips whitish-grey, smooth to slightly reticulate.

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