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 –