– Enlarged view – |
• references | |
Pritsch K (1996) Untersuchungen zur Diversität und Ökologie von Mykorrhizen der Schwarzerle (Alnus glutinosa (L.) Gärtn.). Diss Univ Tübingen. Pritsch K, Munch JC, Buscot F (1997) Morphlogical and anatomical characterization of black alder Alnus glutinosa (L.) Gaertn. ectomycorrhizas. Mycorrhiza 7: 201-216. |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
30 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• ramification presence-type | |
monopodial-pyramidal [irregularly] | |
• abundance | |
abundant, dense | |
• main axis diameter | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
1.8 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 | |
• exploration type | |
contact |
• mantle hydrophobicity presence | |
absent | |
• shape | |
straight | |
or | bent [slightly] |
• shape {of distal end} | |
not inflated, cylindric | |
or | inflated, club-shaped [sometimes] |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
14 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• diameter | |
0.5 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 | |
brown [vividly yellow-orange-brown] | |
or | yellow [vividly yellow-orange-brown] |
or | orange [vividly yellow-orange-brown] |
• very tip colour | |
brown [vividly yellow-orange-brown] | |
or | yellow [vividly yellow-orange-brown] |
or | orange [vividly yellow-orange-brown] |
• after injury colour | |
unknown | |
• older parts colour | |
brown [orange-brown] | |
• mantle {distinct} surface visibility | |
present | |
• mantle secreted latex {after scratching mantle} presence | |
present | |
• mantle secreted latex {after scratching mantle} colour-habit | |
white, remaining white after some minutes | |
• mantle dots presence-colour | |
absent | |
• mantle carbonizing presence | |
absent | |
• mantle surface {in general} habit | |
shiny | |
or | smooth |
• emanating hyphae presence | |
present | |
• emanating hyphae abundance | |
infrequent | |
• emanating hyphae distribution | |
concentrated proximally |
• presence | |
absent |
• emanating elements presence-type | |
emanating hyphae | |
• crystals presence | |
absent | |
• blue granules presence | |
absent |
• presence | |
present | |
• location | |
middle mantle layer | |
or | inner mantle layer |
• ramification presence-abundance | |
infrequent | |
• septa presence | |
present | |
• cell 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) |
• anatomy entire mycorrhiza laticiferous solitary (gloeoplerous) cells presence | |
unknown |
• completeness | |
complete | |
• matrix presence | |
present | |
• matrix location | |
outer mantle layer {apart from tip} |
• presence | |
present | |
• organisation | |
plectenchymatous | |
• hyphae arrangement | |
plectenchymatous, without pattern | |
• cell diameter | |
2 µm | Minimum value |
4 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) |
13 µm | Maximum value |
• cell length | |
3 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) |
• cell wall surface habit | |
smooth |
• organisation | |
plectenchymatous | |
• matrix kind | |
not gelatinous | |
• hyphae arrangement | |
without pattern | |
• septa clamps presence | |
absent | |
• cell diameter | |
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) |
• cell length | |
6 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 thickness {apart from tip} | |
50 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) |
• mantle different layers presence | |
discernable | |
• outer mantle layer organisation | |
plectenchymatous | |
• outer mantle layer hyphae radially diameter | |
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) |
• middle mantle layer hyphae radially diameter | |
10 µm | Mean (= average) |
• inner mantle layer organisation | |
plectenchymatous | |
• inner mantle layer hyphae radially diameter | |
4 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) |
• presence | |
absent |
• structure {in plan view} | |
infrequently lobed | |
• lobes width | |
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) |
• mantle different layers presence | |
discernible | |
• outer mantle layer organisation | |
plectenchymatous | |
• outer mantle layer hyphae radially diameter | |
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) |
• middle mantle layer organisation | |
plectenchymatous | |
• middle mantle layer hyphae radially diameter | |
10 µm | Mean (= average) |
• inner mantle layer organisation | |
plectenchymatous | |
• inner mantle layer hyphae radially diameter | |
4 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) |
• presence | |
absent |
• lobes width | |
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) |
• structure {in plan view} | |
infrequently lobed |
• backwards-oriented clamps presence | |
absent | |
• anastomoses type | |
open, with a short bridge or bridge almost lacking | |
• anastomoses anastomosal bridge thickness {relative to hyphae} | |
as thick as |
• drops of exuded pigment presence | |
absent |
• clamps presence | |
absent | |
• clamps hole presence | |
absent | |
• clamps blister-like structure {at basis} presence | |
absent |
• anatomy emanating elements emanating hyphae cell shape | |
even | |
• anatomy emanating elements emanating hyphae cell diameter | |
3.5 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 emanating elements emanating hyphae cell wall surface habit | |
smooth | |
or | without lens-shaped appositions |
or | without spindle-shaped appositions |
or | with soil particles |
• anatomy emanating elements emanating hyphae 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) |
• type | |
lacking, only emanating hyphae present (type G) |
• {of ectomycorrhiza former} presence | |
present | |
• {of ectomycorrhiza former} abundance | |
consistently present | |
• shape | |
as normal hyphae | |
• diameter | |
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) |
• reaction with sulpho-vanillin presence | |
present |
• geographic occurrence continent | |
Europe | |
• knowledge about association with foreign fruitbodies presence | |
unknown |
• plant family | |
Betulaceae | |
• plant genus | |
Alnus | |
• plant habitat kind | |
forests, woods |
• family | |
Russulaceae | |
• subgenus-section | |
Lactarius sect. Russulares | |
• fruitbodies growth habit | |
epigeous | |
or | pileate-lamellate |
• public notes | |
Mycorrhizal systems irregularly monopodial; mycorrhizal ends at most slightly bent, somtimes inflated at tip, distinctly yellow-orange-brown or vivid yellow-orange to dark orange, very tips dark orange to red-brwon, older parts dirty-brown; middle and inner mantle layers in plan view densely plectenchymatous; in cross-section Hartig net 1-3 cortical cell layers deep; mantle in sulfo-vanillin with dark violet droplets in laticifers. |