"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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