"Piceirhiza terrea" + Picea

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Literature

• references
  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
• rhizomorphs presence
  absent
Morphology of the unramified ends
• shape
  straight
or    bent
• shape {of distal end}
  not inflated, cylindric
• colour
  brown
or    ochre, yellowish brown
• mantle cortical cells visibility
  not visible
• 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
or    not smooth
• mantle surface {in detail} kind
  loosely woolly
• emanating hyphae presence
  present
• emanating hyphae abundance
  abundant
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
Anatomy of laticifers
• presence
  absent
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  plectenchymatous
• cell diameter
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
Anatomy of the middle mantle layer
• organisation
  plectenchymatous
• cell diameter
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
5 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}
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
35 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• mantle different layers presence
  not 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
• shape
  tangentially-oval, -elliptic or -cylindrical, and oriented in parallel to root axis


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
• 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
• backwards-oriented clamps presence
  absent
Anatomy of cystidia


Anatomy of emanating hyphae
• cell pigment location-colour
  absent


Anatomy of the septa of emanating hyphae
• clamps presence
  absent
• clamps hole presence
  absent
• clamps blister-like structure {at basis} presence
  absent


Anatomy of the cells of emanating hyphae
• anatomy emanating elements emanating hyphae cell diameter
5 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)


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

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
• presence
  absent
Ultrastructure
• septal pores type
  as dolipores with continuous parenthesome
• mantle matrix presence-kind
  dark

Ecology

• geographic occurrence continent
  Europe

Tree

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

Remarks

• public notes
  Mycorrhizal ends straight to slightly bent, ochre-brown, surface smooth to tomentous; cell walls of emanating hyphae thick.

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