Thelephora terrestris Pers. + Picea

– Item listing –

– Enlarged view –

Literature

• references
  Agerer R (1988) Studies on ectomycorrhizae XVII. The ontogeny of the ectomycorrhizal rhizomorphs of Paxillus involutus and Thelephora terestris (Basidiomycetes). Nova Hedwigia 47: 311-334.
Agerer R (1991) Studies on ectomycorrhizae XXXIV. Mycorrhizae of Gomphidius glutinosus and of G. roseus with some remarks on Gomphidiaceae (Basidiomycetes). Nova Hedwigia 53: 127-170.
Agerer R, Weiss M (1989) Studies on ectomycorrhizae XX. Mycorrhizae formed by Thelephora terrestris on Norway spruce. Mycologia 81: 444-453.
Agerer R, Weiss M (1990) Thelephora terrestris. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 48, Einhorn-Verlag, Schwäbisch Gmünd.
Berg B (1989) Charakterisierung und Vergleich von Ektomykorrhizen gekalkter Fichtenbestände. Diss Univ München.
Ingleby K, Mason PA, Last FT, Fleming LV (1990) Identification of ectomycorrhizas. ITE Research Publication no. 5. HMSO, London.
Thomas GW, Jackson RM (1979) Sheathing mycorrhizas of nursery grown Picea sitchensis. Trans Br Mycol Soc 73(1): 117-125.
Thomas GW, Jackson RM (1982) Scanning electron microscopy of sheathing mycorrhizas of Sitka spruce. Trans Br Mycol Soc 79(1): 31-39.
Weiss M (1988) Ektomykorrhizen von Picea abies. Synthese, Ontogenie und Reaktion auf Umweltschadstoffe. Diss Univ München.
Weiss M (1990) Studien an Ektomykorrhizen XXV. Untersuchungen zur Ontogenie von Ektomykorrhizen an Picea abies. Nova Hedwigia 50(3-4): 361-393.

Morphology

Morphology of the mycorrhizal system
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
25 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• ramification presence-type
  monopodial-pinnate
or    monopodial-pyramidal
• ramification orders
0     Lower value of unspecified range (could be µ-s.d., but not known)
2     Upper value of unspecified range (could be µ+s.d., but not known)
• abundance
  solitary or in small numbers
• main axis diameter
0.3 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.7 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
  present
• rhizomorphs frequency
  infrequent
• exploration type
  medium distance smooth
Morphology of the unramified ends
• shape
  straight
or    bent
• shape {of distal end}
  not inflated, cylindric
• length
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
5.3 mm    Upper value of unspecified range (could be µ+s.d., but not known)
8 mm    Maximum value
• diameter
0.25 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)
• colour
  brown
or    orange
or    grey
• very tip colour
  brownish
or    yellowish
or    white
or    whitish
• older parts colour
  brown
• 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 carbonizing presence
  absent
• mantle surface {in general} habit
  shiny
or    smooth
or    not smooth
• mantle surface {in detail} kind
  densely short-spiny
or    loosely short-spiny
• emanating hyphae presence
  present
• emanating hyphae abundance
  infrequent
Morphology of rhizomorphs
• diameter
0 mm    Lower value of unspecified range (could be µ-s.d., but not known)
0.15 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• cross-section shape
  round or roundish
• colour
  brown
or    brownish
or    white
• ramification kind-frequency
  frequently, at restricted points
• connection to mantle kind
  distinct
• origin location
  proximal
• margin habit
  hairy
• dimorphism presence
  present
Morphology of sclerotia
• presence
  absent

Anatomy

Anatomical features of the entire mycorrhiza
• emanating elements presence-type
  rhizomorphs
or    cystidia
• emanating elements cystidia location
  on outer mantle layer
or    on rhizomorphs
• blue granules presence
  absent
Anatomy of laticifers
• presence
  absent
Anatomical features of the mantle
• matrix presence
  present
• matrix location
  outer mantle layer {apart from tip}
or    outer mantle layer {of ectomycorrhizal tip}
or    middle mantle layer
Anatomy of the outer mantle layer apart from the ectormycorrhizal tip
• organisation
  plectenchymatous
• mantle type
  hyphae arranged net-like, with prominent cystidia (type D)
• matrix kind
  not gelatinous
• septa thickness {relative to cell walls}
  as thick as walls
• cell shape
  cylindric, constricted at septa
• cell pigment location-colour
  absent
• cell contents presence-kind
  absent
• cell diameter
2 µm    Minimum value
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6 µm    Upper value of unspecified range (could be µ+s.d., but not known)
8 µm    Maximum value
• cell length
10 µm    Lower value of unspecified range (could be µ-s.d., but not known)
110 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall thickness
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall surface habit
  smooth
• drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
• organisation
  plectenchymatous
or    pseudoparenchymatous
• matrix kind
  not gelatinous
• hyphae arrangement
  plectenchymatous, without pattern
• cell pigment location-colour
  colourless
• cell diameter
3 µm    Minimum value
4 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)
20 µm    Maximum value
• cell contents presence-kind
  absent
• cell wall thickness
0.2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.5 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
  without pattern
• septa clamps presence
  present
• cell pigment location-colour
  absent
• cell diameter
2 µm    Minimum value
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)
10 µm    Maximum value
• cell length
3 µm    Minimum value
5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
80 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 mantle outer mantle layer {of ectomycorrhizal tip} matrix kind
  not gelatinous
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} hyphae diameter
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
6 µm    Upper value of unspecified range (could be µ+s.d., but not known)
8 µm    Maximum value
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
15 µm    Lower value of unspecified range (could be µ-s.d., but not known)
32 µm    Upper value of unspecified range (could be µ+s.d., but not known)
40 µm    Maximum value
• mantle thickness {at ectomycorrhizal tip}
15 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)
25 µm    Maximum value
• mantle different layers presence
  not discernable
• outer mantle layer organisation
  plectenchymatous
• middle mantle layer organisation
  plectenchymatous
• inner mantle layer organisation
  plectenchymatous
• unlayered mantle hyphae tangentially length
1 µm    Minimum value
3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
15 µm    Upper value of unspecified range (could be µ+s.d., but not known)
25 µm    Maximum value
• unlayered mantle hyphae radially diameter
1 µm    Minimum value
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)
8 µm    Maximum value

Anatomy of the tannin cells in longitudinal section
• presence
  present
• rows number
1     Lower value of unspecified range (could be µ-s.d., but not known)
2     Upper value of unspecified range (could be µ+s.d., but not known)
3     Maximum value
• shape
  tangentially-oval, -elliptic or -cylindrical, and oriented in parallel to root axis
• tangentially length
25 µm    Minimum value
45 µm    Lower value of unspecified range (could be µ-s.d., but not known)
120 µm    Upper value of unspecified range (could be µ+s.d., but not known)
180 µm    Maximum value
• radially diameter
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)
27 µm    Maximum value
• mean tangenial length TCt
63.5 µm    Lower value of unspecified range (could be µ-s.d., but not known)
70.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• mean shape-ratio TCq
4.1     Lower value of unspecified range (could be µ-s.d., but not known)
8.6     Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the cortical cells in longitudinal section
• anatomy mantle longitudinal section cortical (epidermal) cells shape
  tangentially-oval to -elliptic or -cylindrical, and oriented in parallel to root axis
• anatomy mantle longitudinal section cortical (epidermal) cells tangentially length
20 µm    Minimum value
40 µm    Lower value of unspecified range (could be µ-s.d., but not known)
90 µm    Upper value of unspecified range (could be µ+s.d., but not known)
105 µm    Maximum value
• anatomy mantle longitudinal section cortical (epidermal) cells radially diameter
8 µm    Minimum value
12 µm    Lower value of unspecified range (could be µ-s.d., but not known)
32 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle longitudinal section cortical (epidermal) cells mean tangential length CCt (ECt)
65 µm    Lower value of unspecified range (could be µ-s.d., but not known)
68.3 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)
3     Lower value of unspecified range (could be µ-s.d., but not known)
3.7     Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the Hartig net in longitudinal section
• presence
  present
• kind
  protruding towards endodermis
• anatomy mantle longitudinal section hyphal cells around tannin cells thickness
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
8 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle longitudinal section hyphal rows around tannin cells number
  one
or    two
or    three
• anatomy mantle longitudinal section hyphal cells around cortical cells (epidermal) thickness
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 mantle longitudinal section hyphal rows around cortical (epidermal) cells number
  one
• structure {in plan view}
  of palmetti type
• lobes width
1 µm    Minimum value
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)
4 µm    Maximum value
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
• unlayered mantle hyphae tangentially length
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
16 µm    Upper value of unspecified range (could be µ+s.d., but not known)
30 µm    Maximum value
• unlayered mantle hyphae radially diameter
1 µm    Minimum value
2 µm    Lower value of unspecified range (could be µ-s.d., but not known)
7 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the tannin cells in cross-section
• presence
  present
• shape
  tangentially-oval to tangentially-elliptic
• tangentially length
18 µm    Minimum value
25 µm    Lower value of unspecified range (could be µ-s.d., but not known)
45 µm    Upper value of unspecified range (could be µ+s.d., but not known)
60 µm    Maximum value
• radially diameter
5 µm    Minimum value
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)
27 µm    Maximum value
• mean tangential length TCt
30.6 µm    Lower value of unspecified range (could be µ-s.d., but not known)
40.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• mean shape-ratio TCq
2.6     Lower value of unspecified range (could be µ-s.d., but not known)
3.8     Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the cortical cells in cross-section
• anatomy mantle cross-section cortical (epidermal) cells shape
  round
or    tangentially-oval to tangentially-elliptic
• anatomy mantle cross-section cortical (epidermal) cells tangentially length
12 µm    Minimum value
15 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)
35 µm    Maximum value
• anatomy mantle cross-section cortical (epidermal) cells radially diameter
8 µm    Minimum value
12 µm    Lower value of unspecified range (could be µ-s.d., but not known)
32 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy mantle cross-section cortical (epidermal) cells mean tangential length CCt
23.1 µm    Lower value of unspecified range (could be µ-s.d., but not known)
24.3 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
1     Lower value of unspecified range (could be µ-s.d., but not known)
1.4     Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the Hartig net in cross-section
• presence
  present
• kind
  protruding towards endodermis
• anatomy mantle cross-section hyphal cells around tannin cells shape
  roundish
or    cylindrical
• anatomy mantle cross-section hyphal cells around tannin cells thickness
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)
7 µm    Maximum value
• anatomy mantle cross-section hyphal rows around tannin cells number
  one
or    two
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells shape
  roundish
or    cylindrical
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness
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 mantle cross-section hyphal rows around cortical (epidermal) cells number
  one
Anatomy of the emanating elements in general
• intrahyphal hyphae presence
  present
• septal pores configuration
  globular thickenings
• backwards-oriented ramifications presence
  present
• backwards-oriented clamps presence
  present
• anastomoses type
  open, with a short bridge or bridge almost lacking
• anastomoses location
  not specified
Anatomy of cystidia

Anatomy of cystidia (type 1)
• type
  awl-shaped, bristle-like (type A)
or    globular (type G)
• ramification presence-position
  absent
• septa presence
  present
• septa kind
  simple
• diameter {proximal}
2 µm    Minimum value
2.5 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)
4.5 µm    Maximum value
• diameter {distal}
1.5 µm    Minimum value
3 µm    Mean (= average)
• length
40 µm    Lower value of unspecified range (could be µ-s.d., but not known)
180 µm    Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall colour
  absent
• cell wall thickness
1 µm    Mean (= average)
• cell wall thickness {relative to mantle cells}
  thicker
• cell wall evenness
  even in thickness
• surface habit
  smooth
• contents presence
  absent
• contents type
  absent

Anatomy of emanating hyphae
• shape
  wavy
or    not striking
• cell pigment location-colour
  absent
or    membranaceously brownish
• drops of exuded pigment presence
  absent

Anatomy of the ramification of emanating hyphae
• presence
  present
• kind
  acute
• distance {from septum}
  adjacent to septum
or    one or two hyphal diam. below the septum

Anatomy of the septa of emanating hyphae
• clamps presence
  present
• clamps outline {in lateral view}
  less than a semicircle
or    not constricted at contact point to subtending hyphal cell
• clamps width {relative to hypha in lateral view}
  thinner than
• clamps hole presence
  absent
• clamps blister-like structure {at basis} 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 shape
  even
• anatomy emanating elements emanating hyphae cell shape {at distal end}
  simple
or    tortuous, screw-like
• anatomy emanating elements emanating hyphae cell diameter
2 µm    Minimum value
3 µm    Lower value of unspecified range (could be µ-s.d., but not known)
4.5 µm    Upper value of unspecified range (could be µ+s.d., but not known)
7 µm    Maximum value
• anatomy emanating elements emanating hyphae cell length
2 µm    Minimum value
15 µm    Lower value of unspecified range (could be µ-s.d., but not known)
80 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
or    without spindle-shaped appositions
• anatomy emanating elements emanating hyphae cell wall thickness
0.5 µm    Minimum value
1 µm    Mean (= average)
1.5 µm    Maximum value
• anatomy emanating elements emanating hyphae cell wall thickness at tip {relative to remaining cell wall}
  thinner
• anatomy emanating elements emanating hyphae cell wall {apart from tip} evenness
  even in thickness


Anatomy of rhizomorphs
• type
  slightly differentiated; central hyphae somewhat enlarged
(type C)
• internal nodia presence
  absent
• gelatinous matrix presence
  absent
• gelatinized hyphae presence
  absent
• a "ball" of intertwined, ramified, thin hyphae presence
  absent

Anatomy of hyphae in rhizomorphs
• contents presence-kind
  filled with brownish or yellowish substances
• ampullate, trumpet-like inflated presence
  absent
Anatomy of vessel-like or thickened hyphae in rhizomorphs
• anatomy emanating elements rhizomorphs hyphae contents presence-kind
  filled with brownish or yellowish substances
• 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 contents presence-kind
  filled with brownish or yellowish substances
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of peripheral hyphae in rhizomorphs
• anatomy emanating elements rhizomorphs hyphae contents presence-kind
  filled with brownish or yellowish substances
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of solitary thick-walled hyphae in rhizomorphs
• anatomy emanating elements rhizomorphs hyphae contents presence-kind
  filled with brownish or yellowish substances
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
  absent
Anatomy of chlamydospores
• presence
  absent
Anatomy of haustoria
• {of ectomycorrhiza former} presence
  absent
or    present
• {of ectomycorrhiza former} abundance
  occasionally present
• {in foreign ectomycorrhizae} presence
  absent
• {of foreign origin} presence
  absent
• shape
  globular
Anatomy of nuclei
• number {per cell}
2     Mean (= average)
• shape
  round
or    oval
• diameter
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)
• length
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)
• distance {between each other}
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)
Anatomy of siderophilous granulations
• presence
  present
• frequency
  in few cells
• arrangement
  solitary
or    very dense
• diameter
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
0.2 µm    Upper value of unspecified range (could be µ+s.d., but not known)
0.5 µm    Maximum value

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
• mantle in section blue-filter, 450-490 nm presence
  present
• mantle in section green-filter, 530-560 nm presence
  present

Chemical reactions

• reaction with acid fuchsin presence
  absent
• reaction with anilin presence
  absent
or    present
• reaction with brillant-cresyl-blue presence
  present
• reaction with cotton-blue-lactic-acid presence
  absent
or    present
• reaction with ethanol 70% presence
  absent
• reaction with FeSO4 presence
  absent
• reaction with formol 40% presence
  absent
• reaction with guaiac presence
  absent
• reaction with KOH 10% presence
  absent
or    present
• reaction with lactic acid presence
  absent
• reaction with Melzer's reagent presence
  amyloid
• amyloidity or dextrinoidity location
  patches of hyphal walls
or    septa, globular thickenings of septa
• reaction with phenole presence
  absent
• reaction with phenole-aniline presence
  absent
• reaction with ruthenium-red presence
  absent
or    present
• reaction with sulpho-vanillin presence
  absent
or    present

Ecology

• geographic occurrence continent
  Europe
or    North America
• knowledge about association with foreign fruitbodies presence
  unknown

Tree

• plant family
  Pinaceae
• plant genus
  Picea
• plant habitat kind
  nursery
or    forests, woods

Fungus

• family
  Thelephoraceae ss. Stalpers. excl. Tylospora
• fruitbodies growth habit
  epigeous
or    stereoid

Remarks

• public notes
  Mycorrhizal systems irregularly monopodial-pinnate to monopodial- pyramidal; mycorrhizal ends sometimes slightly bent, beige or orange-brown to brown or grey-brown, very tips white or light-brown to yellowish, older ones smooth; young rhizomorphs white; outer mantle layers in plan view with amorphous matrix (Thomas & Jacksosn 1982); middle mantle layers in plan view plectenchymatous to almost pseudoparenchymatous; autofluorescence of mantle in section with UV-filter whitish bluish or bluish green, with blue-filter yellow or slightly orange, with green-filter red; mantle in sulfo-vanillin with slightly reddish cell-walls, in KOH slightly brown, in brillant-cresyl-blue cell walls slightly blue, after treatment with water violet-blue, in cotton-blue slightly blue, in anilin pink, in ruthenium-red slightly red.

– Item listing –