"Alnirhiza lilacina" + Alnus

Literature

• references
	Pritsch K (1996) Untersuchungen zur Diversität und Ökologie von Mykorrhizen der Schwarzerle (Alnus glutinosa (L.) Gaertn.). Diss Univ Tübingen.

Morphology

Morphology of the mycorrhizal system

• ramification presence-type
	absent
• tips {per 10 mm} number
0	Mean (= average)
• ramification orders
0	Mean (= average)
• 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

Morphology of the unramified ends

• shape
	bent
or	sinuous
• shape {of distal end}
	not inflated, cylindric
• 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)
14 mm	Maximum value
• diameter
0.3 mm	Lower value of unspecified range (could be µ-s.d., but not known)
0.8 mm	Upper value of unspecified range (could be µ+s.d., but not known)
• colour
	violet, dark reddish blue
or	white
• mantle {distinct} surface visibility
	present
• mantle laticifers visibility
	absent
• mantle dots presence-colour
	absent
• mantle carbonizing presence
	absent
• mantle surface {in general} habit
	silvery
or	covered with soil particles
or	not smooth
• mantle surface {in detail} kind
	densely woolly
or	densely cottony
• emanating hyphae presence
	present
• emanating hyphae abundance
	abundant
• emanating hyphae distribution
	concentrated distally

Morphology of rhizomorphs

• cross-section shape
	flat fans
• ramification kind-frequency
	repeatedly into smaller filaments
• connection to mantle kind
	fan-like
• origin location
	distal
• margin habit
	fan-like

Morphology of sclerotia

• presence
	absent

Anatomy

Anatomical features of the entire mycorrhiza

• emanating elements presence-type
	rhizomorphs

Anatomy of laticifers

• presence
	absent

Anatomical features of the mantle

• matrix presence
	present
• matrix location
	inner mantle layer

Anatomy of the outer mantle layer apart from the ectormycorrhizal tip

• organisation
	plectenchymatous
• mantle type
	ring-like arrangement of hyphal bundles (type A)
• hyphal system kind
	undifferentiated
• cell pigment location-colour
	plasmatically yellowish
• cell diameter
3 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)
15 µm	Maximum value
• cell wall thickness
0.2 µm	Mean (= average)
• cell wall surface habit
	smooth

Anatomy of the middle mantle layer

• organisation
	plectenchymatous
• hyphae arrangement
	plectenchymatous, ring-like
• cell diameter
3 µm	Lower value of unspecified range (could be µ-s.d., but not known)
18 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• cell length
10 µm	Lower value of unspecified range (could be µ-s.d., but not known)
55 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• cell wall thickness
0.2 µm	Lower value of unspecified range (could be µ-s.d., but not known)
0.3 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
• matrix kind
	not gelatinous
• septa clamps presence
	absent
• cell diameter
1 µm	Minimum value
3.5 µm	Lower value of unspecified range (could be µ-s.d., but not known)
11 µm	Upper value of unspecified range (could be µ+s.d., but not known)
17 µm	Maximum value
• cell length
3 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)

Anatomy of the mantle in longitudinal section

• mantle thickness {apart from tip}
20 µm	Lower value of unspecified range (could be µ-s.d., but not known)
50 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• 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
3 µm	Lower value of unspecified range (could be µ-s.d., but not known)
50 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• unlayered mantle hyphae radially diameter
1.5 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
	absent

Anatomy of the Hartig net in longitudinal section

• presence
	present
• kind
	paraepidermal
• structure {in plan view}
	of palmetti type
• lobes width
0.5 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 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
3 µm	Lower value of unspecified range (could be µ-s.d., but not known)
50 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• unlayered mantle hyphae radially diameter
1.5 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 cross-section

• presence
	absent

Anatomy of the Hartig net in cross-section

• lobes width
0.5 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)
• structure {in plan view}
	of palmetti type

Anatomy of the emanating elements in general

• septal pores configuration
	dolipore-like structures
• anastomoses type
	open, with a short bridge or bridge almost lacking

Anatomy of cystidia

Anatomy of emanating hyphae

• shape
	not striking

Anatomy of the ramification of emanating hyphae

• presence
	present
• kind
	Y-shaped
• side-branches at septum number
	one side-branch at septum
or	two true (at one height) side-branches at septum

Anatomy of the septa of emanating hyphae

• clamps presence
	present

Anatomy of secondary septa of emanating hyphae

• presence
	absent

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)
6 µm	Upper value of unspecified range (could be µ+s.d., but not known)
• anatomy emanating elements emanating hyphae cell length
15 µm	Minimum value
55 µm	Lower value of unspecified range (could be µ-s.d., but not known)
150 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
0.2 µm	Mean (= average)

Anatomy of rhizomorphs

• type
	undifferentiated; hyphae rather loosely woven and of uniform diameter (type A)
• cup-like structures on surface presence
	absent

Anatomy of hyphae in rhizomorphs

• anatomy emanating elements rhizomorphs clamps presence
	present, not specified
• ampullate, trumpet-like inflated presence
	absent

Anatomy of vessel-like or thickened hyphae in rhizomorphs

• anatomy emanating elements rhizomorphs clamps presence
	present, not specified
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
	absent

Anatomy of central non-vessel-like hyphae in rhizomorphs

• anatomy emanating elements rhizomorphs clamps presence
	present, not specified
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
	absent

Anatomy of peripheral hyphae in rhizomorphs

• anatomy emanating elements rhizomorphs clamps presence
	present, not specified
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
	absent

Anatomy of solitary thick-walled hyphae in rhizomorphs

• anatomy emanating elements rhizomorphs clamps presence
	present, not specified
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence
	absent

Anatomy of chlamydospores

• presence
	absent

Anatomy of haustoria

• {of ectomycorrhiza former} presence
	absent
• {of foreign origin} presence
	absent

Ecology

• geographic occurrence continent
	Europe

Tree

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

Remarks

• public notes
	Mycorrhizal ends white with a violet shade, after displacing air included between mantle hyphae by water brownish due to root colour; outer mantle layers in plan view with inflated cells 10-15 um thick; middle mantle layers in plan view with folded cells.

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