"Alnirhiza cremicolor" + Alnus

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Literature

• references
  Pritsch K (1996) Untersuchungen zur Diversität und Ökologie von Mykorrhizen der Schwarzerle (Alnus glutinosa (L.) Gaertn.). Diss Univ Tübingen.
Pritsch K, Munch JC, Buscot F (1997) Morphological and anatomical characterization of black alder Alnus glutinosa (L.) Gaertn. ectomycorrhizas. Mycorrhiza 7: 201-216.

Morphology

Morphology of the mycorrhizal system
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
18 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• ramification presence-type
  absent
or    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
0.4 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)
• rhizomorphs as stout, short, conical structures presence-abundance
  absent
• rhizomorphs as short mycorrhiza-like outgrowths with blunt tips presence
  absent
• rhizomorphs presence
  absent
Morphology of the unramified ends
• shape
  sinuous
• shape {of distal end}
  not inflated, cylindric
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
7 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• diameter
0.4 mm    Lower value of unspecified range (could be µ-s.d., but not known)
1 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• colour
  yellow
or    white
• older parts colour
  brown
or    red
• mantle {distinct} surface visibility
  present
• mantle laticifers visibility
  absent
• mantle dots presence-colour
  concolorous to mantle
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  smooth
or    covered with soil particles
or    not smooth
• mantle surface {in detail} kind
  densely grainy or warty
or    loosely woolly
• emanating hyphae presence
  present
• emanating hyphae abundance
  infrequent
• emanating hyphae distribution
  not specifically distributed
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  cystidia
• emanating elements cystidia location
  on outer mantle layer
Anatomy of laticifers
• presence
  absent
Anatomical features of the mantle
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  pseudoparenchymatous
• organisation {if pseudoparenchymatous} cell shape
  angular
• mantle type
  angular cells and mounds of flattened cells (type O)
• cell pigment location-colour
  membranaceously yellowish
• cell contents presence-kind
  absent
• cell diameter
3 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)
• cell length
8 µm    Lower value of unspecified range (could be µ-s.d., but not known)
48 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall thickness
0.2 µm    Mean (= average)
2 µm    Maximum value
• 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
  membranaceously yellowish
• cell diameter
2 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)
9 µm    Maximum value
• cell length
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 outer mantle layer of the ectormycorrhizal tip
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} organisation
  plectenchymatous
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
20 µm    Minimum value
40 µm    Lower value of unspecified range (could be µ-s.d., but not known)
70 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• mantle thickness {at ectomycorrhizal tip}
20 µm    Lower value of unspecified range (could be µ-s.d., but not known)
40 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• mantle different layers presence
  discernable
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae tangentially length
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
30 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• outer mantle layer hyphae radially diameter
6 µm    Minimum value
10 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)
35 µm    Maximum value
• inner mantle layer organisation
  plectenchymatous
• inner mantle layer hyphae radially diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
9 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the tannin cells in longitudinal section
• presence
  absent


Anatomy of the Hartig net in longitudinal section
• presence
  present
• kind
  paraepidermal
• structure {in plan view}
  of palmetti type
or    infrequently lobed
• 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)
Anatomy of the mantle in cross-section
• mantle different layers presence
  discernible
• outer mantle layer organisation
  pseudoparenchymatous
• outer mantle layer hyphae radially diameter
3 µm    Minimum value
12 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)
30 µm    Maximum value
• middle mantle layer hyphae tangentially length
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
30 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• inner mantle layer organisation
  plectenchymatous
• inner mantle layer hyphae radially diameter
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
9 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the tannin cells in cross-section
• presence
  absent


Anatomy of the emanating elements in general
Anatomy of cystidia

Anatomy of cystidia (type 1)
• type
  thin-walled, slightly tapering, often rather similar to ends of normal hyphae, but mostly originating from a pseudoparenchyma (type O)
• septa presence
  absent
• septa kind
  absent, with basal clamp only
• surface habit
  smooth
• contents presence
  absent
• contents type
  absent

Anatomy of emanating hyphae
• shape
  tortuous
• cell pigment location-colour
  absent
or    membranaceously yellowish


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    Minimum value
4 µm    Mean (= average)
7 µm    Maximum value
• anatomy emanating elements emanating hyphae cell wall surface habit
  smooth
or    with soil particles
• anatomy emanating elements emanating hyphae cell wall thickness
0.2 µm    Mean (= average)


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

Anatomy of hyphae in rhizomorphs
Anatomy of chlamydospores
• presence
  absent
Anatomy of haustoria
• {of ectomycorrhiza former} presence
  absent

Chemical reactions

• reaction with sulpho-vanillin presence
  absent

Ecology

• soil pH
  subacid reaction
• geographic occurrence continent
  Europe

Tree

• plant family
  Betulaceae
• plant genus
  Alnus
• plant habitat kind
  forests, woods

Remarks

• public notes
  Mycorrhizal systems irregularly monopdial-pinnate; mycorrhizal ends with few soil particles, short hairy, cream-white, older parts dull light-brown or light brownish rosy due to root colour; emanating hyphae with thick, yellow appositions.

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