"Piceirhiza lanuginosa" + 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)
2     Upper value of unspecified range (could be µ+s.d., but not known)
rhizomorphs presence
  absent
Morphology of the unramified ends
shape
  bent
shape {of distal end}
  not inflated, cylindric
colour
  brown
very tip colour
  whitish
older parts colour
  brown
mantle {distinct} surface visibility
  present
mantle transparency
  semi-transparent, opaque
mantle laticifers visibility
  absent
mantle surface {in general} habit
  not smooth
mantle surface {in detail} kind
  densely 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
3 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
3 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 the mantle in longitudinal section
mantle thickness {apart from tip}
30 µm    Lower value of unspecified range (could be µ-s.d., but not known)
45 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 Hartig net in longitudinal section
anatomy mantle longitudinal section hyphal cells around tannin cells shape
  roundish
or    beaded
anatomy mantle longitudinal section hyphal rows around tannin cells number
  one
or    two
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
  present

Anatomy of secondary septa of emanating hyphae
presence
  present
abundance
  infrequent
distribution
  not specified

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 emanating elements emanating hyphae cell wall surface habit
  smooth


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
  transparent
or    dark

Ecology

geographic occurrence continent
  Europe

Tree

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

Remarks

public notes
  Mycorrhizal ends milky dull, hyphal mantle transparent, mycorrhizae therefore whitish at the tips and brownish towards the bases; emanating hyphae septate with clamps; mantle matrix in ultrastructure scarce and moderately electron dense.

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