Hebeloma mesophaeum (Pers.) Quel. + Picea

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Literature

references
  Agerer R (1995) Anatomical characteristics of identified ectomycorrhizas: an attempt towards a natural classification. In Varma AK, Hock B (eds.) Mycorrhiza: Structure, function, molecular biology and biotechnology. Springer, Berlin, Heidelberg, pp. 685-734.
Brand F (1991) Ektomykorrhizen an Fagus sylvatica. Charakterisierung und Identifizierung, ökologische Kennzeichnung und unsterile Kultivierung. Libri Botanici 2: 1-229.
Ingleby K, Mason PA, Last FT, Fleming LV (1990) Identification of ectomycorrhizas. ITE Research Publication no. 5. HMSO, London.

Morphology

Morphology of the mycorrhizal system
length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
10 mm    Upper value of unspecified range (could be µ+s.d., but not known)
ramification presence-type
  monopodial-pinnate
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)
main axis diameter
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.4 mm    Upper value of unspecified range (could be µ+s.d., but not known)
rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
rhizomorphs presence
  absent
exploration type
  short distance
Morphology of the unramified ends
shape
  straight
or    bent
shape {of distal end}
  not inflated, cylindric
or    tapering
colour
  ochre, yellowish brown
or    white
older parts colour
  brown
mantle {distinct} surface visibility
  present
mantle transparency
  not transparent
mantle laticifers visibility
  absent
mantle dots presence-colour
  absent
mantle carbonizing presence
  absent
mantle surface {in general} habit
  silvery
mantle surface {in detail} kind
  densely cottony
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
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
hyphae hyphal junctions angle {between}
  ca. 45° and less
cell shape
  cylindric, not constricted at septa
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)
cell wall surface habit
  smooth
Anatomy of the inner mantle layer
organisation
  plectenchymatous
hyphae arrangement
  star-like
septa clamps presence
  absent
cell diameter
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)
cell length
0 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 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)
20 µm    Upper value of unspecified range (could be µ+s.d., but not known)



Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
anastomoses type
  open, with a long bridge
or    open, with a short bridge or bridge almost lacking
or    closed by a clamp, with a short bridge or bridge almost lacking (contact-clamp)
Anatomy of cystidia


Anatomy of emanating hyphae
shape
  not striking
cell pigment location-colour
  membranaceously brownish

Anatomy of the ramification of emanating hyphae
presence
  present
kind
  acute
or    approximately 90°
distance {from septum}
  one or two hyphal diam. below the septum
or    in considerable distance from the septum
side-branches at septum number
  one side-branch at septum

Anatomy of the septa of emanating hyphae
clamps presence
  present
clamps hole presence
  absent

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
3 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 of the crystals occouring in emanating hyphae
orientation
  irregularly

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

Anatomy of hyphae in rhizomorphs

Chemical reactions

reaction with toluidin blue presence
  present

Ecology

geographic occurrence continent
  Europe

Tree

plant family
  Pinaceae
plant genus
  Picea [sitchensis]
plant habitat kind
  nursery

Fungus

family
  Cortinariaceae
fruitbodies growth habit
  epigeous
or    pileate-lamellate

Remarks

public notes
  Mycorrhizae light brownish; in toluidin blue encrustations stain dark blue.

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