"Piceirhiza rosa-nigrescens" + 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
  abundant
Morphology of the unramified ends
shape
  tortuous
shape {of distal end}
  not inflated, cylindric
colour
  red
mantle cortical cells visibility
  not visible
mantle {distinct} surface visibility
  present
mantle transparency
  not transparent
mantle laticifers visibility
  absent
mantle dots presence-colour
  absent
mantle surface {in general} habit
  not smooth
mantle surface {in detail} kind
  densely cottony
emanating hyphae presence
  present
emanating hyphae abundance
  abundant
emanating hyphae distribution
  concentrated proximally
Morphology of rhizomorphs
colour
  red
connection to mantle kind
  oblique
margin habit
  hairy
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
  hyphae rather irregularly arranged and no special pattern discernible (type B)
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)
cell wall surface habit
  smooth
Anatomy of the middle mantle layer
organisation
  plectenchymatous
cell wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  plectenchymatous
hyphae arrangement
  without pattern
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
25 µm    Mean (= average)
mantle different layers presence
  not 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
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
anatomy mantle longitudinal section hyphal rows around tannin cells number
  one
or    two
Anatomy of the mantle in cross-section
mantle different layers presence
  not discernible
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  plectenchymatous
inner mantle layer organisation
  plectenchymatous



Anatomy of the emanating elements in general
septal pores configuration
  dolipore-like structures
anastomoses type
  open, with a short bridge or bridge almost lacking
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
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4 µm    Upper value of unspecified range (could be µ+s.d., but not known)
anatomy emanating elements emanating hyphae cell wall surface habit
  rough of warts
anatomy emanating elements emanating hyphae cell wall surface structures shape
  hemispherical warts


Anatomy of rhizomorphs
type
  undifferentiated; hyphae rather loosely woven and of uniform diameter
(type A)

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
Anatomy of chlamydospores
presence
  absent
Anatomy of haustoria
{of ectomycorrhiza former} presence
  absent
Ultrastructure
septal pores type
  as dolipores with perforated parenthesome
hyphae warts shape
  acicular, with a translucent channel
mantle matrix presence-kind
  absent

Chemical reactions

reaction with KOH 10% presence
  present

Ecology

geographic occurrence continent
  Europe

Tree

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

Remarks

public notes
  Mycorrhizal ends rose-red; rhizomorphs rose-red; emanating hyphae vacuolarly reddish; mycorrhizal mantle in KOH bluish-black and being surrounded by refractive points.

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