"Piceirhiza subtilis" + 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
rhizomorphs presence
  present
rhizomorphs frequency
  infrequent
Morphology of the unramified ends
shape
  bent
shape {of distal end}
  not inflated, cylindric
colour
  ochre, yellowish brown
mantle cortical cells visibility
  not visible
mantle {distinct} surface visibility
  present
mantle transparency
  not transparent
mantle laticifers visibility
  absent
mantle surface {in general} habit
  silvery
mantle surface {in detail} kind
  forming rings (reticulate)
emanating hyphae presence
  present
emanating hyphae abundance
  infrequent
Morphology of rhizomorphs
diameter
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.04 mm    Upper value of unspecified range (could be µ+s.d., but not known)
cross-section shape
  round or roundish
margin habit
  smooth
dimorphism presence
  absent
Morphology of sclerotia
presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
emanating elements presence-type
  rhizomorphs
Anatomy of laticifers
presence
  absent
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  plectenchymatous
mantle type
  ring-like arrangement of hyphal bundles (type A)
septa clamps presence
  absent
cell shape
  cylindric, constricted at septa
cell diameter
4 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)
cell wall surface habit
  smooth
Anatomy of the middle mantle layer
organisation
  plectenchymatous
hyphae arrangement
  plectenchymatous, ring-like
cell wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  pseudoparenchymatous
septa clamps presence
  absent
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
25 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
  not discernable
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  plectenchymatous
inner mantle layer organisation
  plectenchymatous



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
shape
  not striking


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
3.5 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 emanating elements emanating hyphae cell wall surface habit
  smooth


Anatomy of rhizomorphs
type
  highly differentiated; thick hyphae forming mostly a core, septa often partially or completely dissolved
(type F)

Anatomy of hyphae in rhizomorphs
ampullate, trumpet-like inflated presence
  absent
Anatomy of vessel-like or thickened hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of central non-vessel-like hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of peripheral hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of solitary thick-walled hyphae in rhizomorphs
anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Ultrastructure
septal pores type
  as dolipores with perforated parenthesome

Ecology

geographic occurrence continent
  Europe

Tree

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

Remarks

public notes
  Inner mantle layers in plan view pseudoparenchymatous and with angular cells.

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