Humaria hemisphaerica (Wigg. : Fr.) Fuckel + Picea

– Item listing –

Literature

• references
  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)
7 mm    Upper value of unspecified range (could be µ+s.d., but not known)
• ramification presence-type
  absent
or    monopodial-pinnate
• ramification orders
0     Mean (= average)
• abundance
  solitary or in small numbers
• 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 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
  straight
• colour
  brown
• very tip colour
  whitish
• older parts colour
  dark brown
• mantle {distinct} surface visibility
  present
• mantle transparency
  completely transparent
• mantle laticifers visibility
  absent
• mantle dots presence-colour
  absent
• mantle carbonizing presence
  absent
• mantle surface {in general} habit
  shiny
or    smooth
• mantle surface {in detail} kind
  loosely woolly
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
• septa clamps presence
  absent
• cell shape
  cylindric, constricted at septa
• cell diameter
4 µm    Lower value of unspecified range (could be µ-s.d., but not known)
10 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)
1 µm    Maximum value
• cell wall surface habit
  smooth
• drops of exuded pigment presence
  absent
Anatomy of the middle mantle layer
• hyphae arrangement
  plectenchymatous, without pattern
Anatomy of the inner mantle layer
• organisation
  plectenchymatous
• hyphae arrangement
  without pattern
• septa clamps presence
  absent
• cell length
-20 µm    Mean (= average)
Anatomy of the mantle in longitudinal section
• mantle thickness {apart from tip}
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
10 µm    Upper value of unspecified range (could be µ+s.d., but not known)

Anatomy of the tannin cells in longitudinal section
• presence
  present


Anatomy of the mantle in cross-section



Anatomy of the emanating elements in general
Anatomy of cystidia


Anatomy of emanating hyphae
• shape
  not striking
• drops of exuded pigment presence
  absent

Anatomy of the ramification of emanating hyphae
• 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 shape {at distal end}
  simple
• anatomy emanating elements emanating hyphae cell diameter
4 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 emanating elements emanating hyphae cell wall surface habit
  rough of warts
• anatomy emanating elements emanating hyphae cell wall surface structures shape
  hemispherical warts
• anatomy emanating elements emanating hyphae cell wall thickness
1 µm    Mean (= average)
1.5 µm    Maximum value
• anatomy emanating elements emanating hyphae cell wall thickness at tip {relative to remaining cell wall}
  as thick as


Anatomy of the warts occouring on emanating hyphae
• presence
  present
• length
0 µm    Lower value of unspecified range (could be µ-s.d., but not known)
1 µm    Upper value of unspecified range (could be µ+s.d., but not known)
Anatomy of rhizomorphs

Anatomy of hyphae in rhizomorphs
Anatomy of haustoria
• {in foreign ectomycorrhizae} presence
  absent

Ecology

• geographic occurrence continent
  Europe

Tree

• plant family
  Pinaceae
• plant genus
  Picea
• plant habitat kind
  nursery

Fungus

• family
  Humariaceae
• fruitbodies growth habit
  epigeous
or    cup-shaped

Remarks

• public notes
  Mycorrhizal systems infrequently branched; mycorrhizal ends fairly straight, fawn when young, changing to dark brick with age, and have a pale tip where the mantle is absent.

– Item listing –