"Piceirhiza luteomineralis" + 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
ramification presence-type
  monopodial-pinnate
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)
rhizomorphs presence
  absent
Morphology of the unramified ends
shape
  straight
shape {of distal end}
  not inflated, cylindric
colour
  brown
or    ochre, yellowish brown
mantle {distinct} surface visibility
  present
mantle transparency
  not transparent
mantle laticifers visibility
  absent
mantle surface {in general} habit
  shiny
or    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    inner mantle layer
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  plectenchymatous
mantle type
  ring-like arrangement of hyphal bundles (type A)
matrix kind
  not gelatinous
cell diameter
5.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
9.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
cell wall surface habit
  smooth
and    with few soil particles
Anatomy of the middle mantle layer
organisation
  pseudoparenchymatous
Anatomy of the inner mantle layer
organisation
  plectenchymatous
matrix kind
  not gelatinous
hyphae arrangement
  without pattern
septa clamps presence
  absent
cell diameter
1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.5 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}
30 µm    Mean (= average)
mantle different layers presence
  discernable
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  pseudoparenchymatous
inner mantle layer organisation
  plectenchymatous

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






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 perforated parenthesome
mantle matrix presence-kind
  of outer layers dark, of inner layers transparent

Ecology

geographic occurrence continent
  Europe

Tree

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

Remarks

public notes
  Mycorrhizal ends yellowish brown to brown; middle mantle layers in plan view epidermoid; mantle matrix in ultrastructure electron dense, homogeneous.

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