"Piceirhiza ascosphinctrina" + 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
  absent
or    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)
abundance
  solitary or in small numbers
rhizomorphs presence
  absent
Morphology of the unramified ends
shape
  beaded
shape {of distal end}
  not inflated, cylindric
colour
  dark brown
or    brown
or    white
very tip colour
  whitish
older parts colour
  black
or    dark brown
or    brown
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
  shiny
or    smooth
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
  gelatinous matrix between the hyphae (type C)
matrix kind
  not gelatinous
and    gelatinous
hyphal system kind
  undifferentiated
septa clamps presence
  absent
cell diameter
2 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
hyphae arrangement
  plectenchymatous, without pattern
Anatomy of the inner mantle layer
organisation
  plectenchymatous
matrix kind
  gelatinous
hyphae arrangement
  without pattern
septa clamps presence
  absent
cell diameter
2 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)
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
15 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
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 cortical cells in longitudinal section
anatomy mantle longitudinal section cortical (epidermal) cells shape
  tangentially-oval to -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
or    two
or    three
anatomy mantle longitudinal section hyphal cells around cortical (epidermal) cells shape
  roundish
or    cylindrical
anatomy mantle longitudinal section hyphal rows around cortical (epidermal) cells number
  one
structure {in plan view}
  of palmetti type
lobes width
0.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
1.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
2 µm    Maximum value
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
type
  lacking, only emanating hyphae present
(type G)

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
presence
  absent
Anatomy of haustoria
{of ectomycorrhiza former} presence
  present
{of ectomycorrhiza former} abundance
  occasionally present
or    consistently present
shape
  as normal hyphae
Ultrastructure
septal pores type
  simple, with Woronin bodies
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 with colourless mantle therefore mycorrhizae witish at the tips and brownish towards the bases; mantle in section incomplete; ultrastructure of mantle with moderately electrondense matrix.

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