"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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