"Piceirhiza viridis" + 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
ramification orders
0     Mean (= average)
rhizomorphs presence
  absent
Morphology of the unramified ends
shape
  straight
shape {of distal end}
  not inflated, cylindric
colour
  yellow
or    green
very tip colour
  yellow
older parts colour
  green
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
  abundant
emanating hyphae distribution
  not specifically distributed
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
  middle mantle layer
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
organisation
  plectenchymatous
mantle type
  ring-like arrangement of hyphal bundles (type A)
and    gelatinous matrix between the hyphae (type C)
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)
drops of exuded pigment presence
  present
Anatomy of the middle mantle layer
organisation
  plectenchymatous
matrix kind
  not 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
Anatomy of the mantle in longitudinal section
mantle thickness {apart from tip}
10 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
  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
rows number
0     Minimum value
1     Mean (= average)
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
or    tangentially-oval to -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
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
mantle different layers presence
  not discernible
outer mantle layer organisation
  plectenchymatous
middle mantle layer organisation
  plectenchymatous
inner mantle layer organisation
  plectenchymatous

Anatomy of the tannin cells in cross-section
presence
  present


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
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 emanating elements emanating hyphae cell wall surface habit
  smooth
or    without lens-shaped appositions


Anatomy of rhizomorphs
type
  lacking, only emanating hyphae present
(type G)

Anatomy of hyphae in rhizomorphs
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
  transparent

Ecology

geographic occurrence continent
  Europe

Tree

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

Remarks

public notes
  Mycorrhizal ends yellowish green, older parts similar to oxidized sheet copper; emanating hyphae greenish; in ultrastructure mantle matrix partially granular, emanating hyphae sourrounded by fibrous matrix material.

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