• references | |
Ingleby K, Mason PA, Last FT, Fleming LV (1990) Identification of ectomycorrhizas. ITE Research Publication no 5. HMSO, London |
• 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 |
• 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 |
• presence | |
absent |
• presence | |
absent |
• 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 |
• hyphae arrangement | |
plectenchymatous, without pattern |
• organisation | |
plectenchymatous | |
• hyphae arrangement | |
without pattern | |
• septa clamps presence | |
absent | |
• cell length | |
-20 µm | Mean (= average) |
• 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) |
• presence | |
present |
• shape | |
not striking | |
• drops of exuded pigment presence | |
absent |
• side-branches at septum number | |
one side-branch at septum |
• clamps presence | |
absent |
• 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 |
• 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) |
• {in foreign ectomycorrhizae} presence | |
absent |
• geographic occurrence continent | |
Europe |
• plant family | |
Pinaceae | |
• plant genus | |
Picea | |
• plant habitat kind | |
nursery |
• family | |
Humariaceae | |
• fruitbodies growth habit | |
epigeous | |
or | cup-shaped |
• 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. |