Piloderma croceum Eriksss. & Hjortst. + Fagus

– Item listing –

Literature

• references
  Brand F (1991) Ektomykorrhizen an Fagus sylvatica. Charakterisierung und Identifizierung, ökologische Kennzeichnung und unsterile Kultivierung. Libri Botanici 2: 1-229.
Brand F (1991) Piloderma croceum. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 62, Einhorn-Verlag, Schwäbisch Gmünd.

Morphology

Morphology of the mycorrhizal system
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
6 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• ramification presence-type
  monopodial-pinnate
or    irregularly pinnate, dichotomous-like
• ramification orders
0     Lower value of unspecified range (could be µ-s.d., but not known)
1     Upper value of unspecified range (could be µ+s.d., but not known)
• abundance
  abundant, dense
• main axis diameter
0.3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.45 mm    Upper value of unspecified range (could be µ+s.d., but not known)
0.6 mm    Maximum value
• rhizomorphs as stout, short, conical structures presence-abundance
  absent
• rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
• rhizomorphs presence
  present
• rhizomorphs frequency
  abundant
• exploration type
  medium distance fringe
Morphology of the unramified ends
• shape
  bent
or    sinuous
• shape {of distal end}
  not inflated, cylindric
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
1.2 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• diameter
0.2 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.35 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• colour
  yellow
• very tip colour
  yellow
or    yellowish
• older parts colour
  ochre, yellowish brown
or    white
• mantle cortical cells visibility
  not visible
• mantle {distinct} surface visibility
  present
• mantle laticifers visibility
  absent
• mantle dots presence-colour
  absent
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  silvery
or    not smooth
• mantle surface {in detail} kind
  loosely woolly
or    loosely stringy
• emanating hyphae presence
  present
• emanating hyphae abundance
  abundant
• emanating hyphae distribution
  not specifically distributed
Morphology of rhizomorphs
• diameter
0.015 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.3 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• colour
  concolourous to mantle
or    yellow
• ramification kind-frequency
  repeatedly into smaller filaments
• connection to mantle kind
  oblique
• origin location
  not specific
or    distal
• margin habit
  hairy
or    densely enveloped by hyphae
• dimorphism presence
  absent
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  rhizomorphs
• crystals presence
  present
• crystals location
  emanating hyphae
• blue granules presence
  absent
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)
• hyphal system kind
  undifferentiated
• septa thickness {relative to cell walls}
  as thick as walls
• septa clamps presence
  absent
• cell shape
  cylindric, not constricted at septa
• cell pigment location-colour
  absent
• cell diameter
1.5 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 thickness
0.2 µm    Mean (= average)
• cell wall surface habit
  rough
and    with many crystals
• crystals length
0 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)
10 µm    Maximum value
• drops of exuded pigment presence
  present
Anatomy of the middle mantle layer
• organisation
  plectenchymatous
• hyphae arrangement
  plectenchymatous, without pattern
• cell pigment location-colour
  colourless
• cell diameter
1.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall thickness
0.2 µm    Mean (= average)
• cell wall surface habit
  smooth
Anatomy of the inner mantle layer
• organisation
  plectenchymatous
• hyphae arrangement
  without pattern
• septa clamps presence
  absent
• cell pigment location-colour
  absent
• cell diameter
1.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
3.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
Anatomy of the outer mantle layer of the ectormycorrhizal tip
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} organisation
  like other parts of mantle
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
5 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
  absent

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 mantle longitudinal section cortical (epidermal) cells tangentially length
11 µm    Lower value of unspecified range (could be µ-s.d., but not known)
20 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
18 µm    Lower value of unspecified range (could be µ-s.d., but not known)
49 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle longitudinal section cortical (epidermal) cells mean shape-ratio CCq (ECq)
0.3     Minimum value
0.5     Mean (= average)
1.1     Maximum value

Anatomy of the Hartig net in longitudinal section
• presence
  present
• kind
  periepidermal
or    in two rows, not reaching endodermis
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
  absent

Anatomy of the cortical cells in cross-section
• anatomy mantle cross-section cortical (epidermal) cells tangentially length
9 µm    Lower value of unspecified range (could be µ-s.d., but not known)
17 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle cross-section cortical (epidermal) cells radially diameter
12 µm    Lower value of unspecified range (could be µ-s.d., but not known)
22 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle cross-section cortical (epidermal) cells mean shape-ratio CCq
0.5     Minimum value
0.8     Mean (= average)
1.3     Maximum value

Anatomy of the Hartig net in cross-section
• presence
  present
• kind
  apparently two rows deep
or    apparently one and a half row deep
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness
1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• lobes width
1 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)
• structure {in plan view}
  of palmetti type
Anatomy of the emanating elements in general
• septal pores configuration
  dolipore-like structures
• anastomoses type
  closed by a simple septum, with a short bridge or bridge almost lacking (contact-septum)
• anastomoses surface habit
  rough or with crystals
• anastomoses cell wall thickness {relative to remaining cell walls}
  as thick as
• anastomoses anastomosal bridge thickness {relative to hyphae}
  as thick as
Anatomy of cystidia


Anatomy of emanating hyphae
• shape
  not striking
• cell pigment location-colour
  epimembranaceously yellowish
• drops of exuded pigment presence
  present

Anatomy of the ramification of emanating hyphae
• presence
  present
• kind
  acute
or    Y-shaped
• distance {from septum}
  one or two hyphal diam. below the septum
• side-branches at septum number
  one side-branch at septum

Anatomy of the septa of emanating hyphae
• clamps presence
  absent


Anatomy of the cells of emanating hyphae
• anatomy emanating elements emanating hyphae cell shape
  even
• anatomy emanating elements emanating hyphae cell diameter
1.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
2.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy emanating elements emanating hyphae cell length
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
100 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
or    with crystals
or    without lens-shaped appositions
or    without spindle-shaped appositions
• anatomy emanating elements emanating hyphae cell wall surface structures shape
  hemispherical warts
• anatomy emanating elements emanating hyphae cell wall thickness
0.2 µm    Mean (= average)

Anatomy of the crystals occouring in emanating hyphae
• presence shape
  acicular
• orientation
  transversely
• length
0 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)
10 µm    Maximum value

Anatomy of rhizomorphs
• type
  undifferentiated; hyphae rather loosely woven and of uniform diameter
(type A)
• internal nodia presence
  absent
• gelatinous matrix presence
  absent
• a "ball" of intertwined, ramified, thin hyphae presence
  absent

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
• presence
  absent
Anatomy of haustoria
• {of ectomycorrhiza former} presence
  absent
• {of foreign origin} presence
  absent
Anatomy of nuclei
• number {per cell}
2     Mean (= average)
• shape
  round
• diameter
1.5 µm    Mean (= average)
• length
1.5 µm    Mean (= average)
• distance {between each other}
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
18 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Autofluorescence

• whole mycorrhizae UV 254 nm colour-presence
  absent
• whole mycorrhizae UV 366 nm colour-presence
  absent
• mantle in section UV-filter 340-380 nm presence
  present

Chemical reactions

• reaction with acid fuchsin presence
  absent
• reaction with anilin presence
  absent
• reaction with cotton-blue-lactic-acid presence
  absent
• reaction with ethanol 70% presence
  present
• reaction with FeSO4 presence
  absent
• reaction with formol 40% presence
  absent
• reaction with KOH 10% presence
  present
• reaction with Melzer's reagent presence
  absent
• reaction with phenole presence
  absent
• reaction with phenole-aniline presence
  absent
• reaction with ruthenium-red presence
  absent

Ecology

• substrate
  in organic layer
or    below mosses
• {occurence in} humus type
  raw humus
• soil pH
  acid reaction
• geographic occurrence continent
  Europe
• knowledge about association with foreign fruitbodies presence
  unknown

Tree

• plant family
  Fagaceae
• plant genus
  Fagus
• plant habitat kind
  forests, woods

Fungus

• family
  Atheliaceae ("Corticiaceae")
• fruitbodies growth habit
  epigeous
or    corticioid

Remarks

• public notes
  Autofluorescence of mantle in section with UV-filter slightly creme-white; mantle in KOH with quickly dissolving pigment, in ethanol pigment dissolving, in water pigment slowly dissolving.

– Item listing –