– Enlarged view – |
• references | |
Agerer R (1996) Russula acrifolia. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 105, Einhorn-Verlag, Schwäbisch Gmünd. Agerer R, Franz F, Acker G (1994) The ectomycorrhizae of Russula acrifolia: an anatomical and ultrastructural treatise. Mycol Helvetica 6: 23-48. |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
5 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• ramification presence-type | |
monopodial-pinnate | |
or | monopodial-pyramidal |
• tips {per 10 mm} number | |
4 | Lower value of unspecified range (could be µ-s.d., but not known) |
6 | Upper value of unspecified range (could be µ+s.d., but not known) |
• ramification orders | |
0 | Lower value of unspecified range (could be µ-s.d., but not known) |
1 | Upper value of unspecified range (could be µ+s.d., but not known) |
• abundance | |
solitary or in small numbers | |
• main axis diameter | |
0.45 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
0.51 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 | |
contact |
• shape | |
straight | |
or | tortuous |
• shape {of distal end} | |
not inflated, cylindric | |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
3.9 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
5.2 mm | Maximum value |
• diameter | |
0.33 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 | |
white | |
• very tip colour | |
whitish | |
• older parts colour | |
grey | |
• 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 | |
silvery | |
or | smooth |
or | covered with soil particles |
• emanating hyphae presence | |
present | |
• emanating hyphae abundance | |
infrequent |
• 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 | |
concolourous to mantle | |
or | ochre, yellowish brown |
or | whitish |
• connection to mantle kind | |
distinct | |
• origin location | |
not specific | |
or | proximal |
• margin habit | |
hairy | |
• dimorphism presence | |
absent |
• presence | |
absent |
• emanating elements presence-type | |
rhizomorphs | |
or | cystidia |
• emanating elements cystidia location | |
on outer mantle layer | |
or | on rhizomorphs |
• blue granules presence | |
absent |
• presence | |
absent |
• matrix presence | |
present | |
• matrix location | |
outer mantle layer {apart from tip} | |
or | outer mantle layer {of ectomycorrhizal tip} |
or | middle mantle layer |
or | inner mantle layer |
• organisation | |
plectenchymatous | |
• mantle type | |
gelatinous matrix between the hyphae (type C) | |
and | hyphae arranged net-like, with prominent cystidia (type D) |
• matrix kind | |
gelatinous | |
• hyphal system kind | |
undifferentiated | |
• septa thickness {relative to cell walls} | |
as thick as walls | |
• septa clamps presence | |
absent | |
• cell shape | |
cylindric, not constricted at septa | |
• cell pigment location-colour | |
membranaceously brownish | |
• cell diameter | |
1.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
2.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
3.5 µm | Maximum value |
• cell wall thickness | |
0.2 µm | Mean (= average) |
• cell wall surface habit | |
smooth | |
• drops of exuded pigment presence | |
absent |
• organisation | |
plectenchymatous | |
• matrix kind | |
gelatinous | |
• hyphae arrangement | |
plectenchymatous, without pattern | |
• cell pigment location-colour | |
colourless | |
or | membranaceously yellowish |
or | membranaceously brownish |
• cell diameter | |
3 µm | Minimum value |
4 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
6.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
9 µm | Maximum value |
• cell contents presence-kind | |
absent | |
• cell wall thickness | |
0.2 µm | Mean (= average) |
• cell wall surface habit | |
smooth |
• organisation | |
plectenchymatous with pseudoparenchymatous nests of cells | |
• matrix kind | |
not gelatinous | |
• septa clamps presence | |
absent | |
• cell pigment location-colour | |
absent | |
• 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) |
• cell contents presence-kind | |
absent |
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} organisation | |
plectenchymatous | |
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} matrix kind | |
gelatinous | |
• anatomy mantle outer mantle layer {of ectomycorrhizal tip} hyphae diameter | |
2 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) |
• mantle thickness {apart from tip} | |
30 µm | Minimum value |
40 µm | Mean (= average) |
50 µm | Maximum value |
• mantle different layers presence | |
discernable | |
• outer mantle layer organisation | |
plectenchymatous | |
• middle mantle layer organisation | |
plectenchymatous | |
• inner mantle layer organisation | |
plectenchymatous |
• presence | |
present | |
• shape | |
tangentially-oval, -elliptic or -cylindrical, and oriented in parallel to root axis | |
• tangentially length | |
40 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
100 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
105 µm | Maximum value |
• radially diameter | |
3 µm | Minimum value |
6 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
17 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
• mean tangenial length TCt | |
73 µm | Mean (= average) |
• mean shape-ratio TCq | |
7.1 | Mean (= average) |
• anatomy mantle longitudinal section cortical (epidermal) cells shape | |
tangentially-oval to -elliptic or -cylindrical, and oriented obliquely | |
or | tangentially-oval to -elliptic or -cylindrical, and oriented in parallel to root axis |
• anatomy mantle longitudinal section cortical (epidermal) cells tangentially length | |
17 µm | Minimum value |
45 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
105 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
115 µm | Maximum value |
• anatomy mantle longitudinal section cortical (epidermal) cells radially diameter | |
13 µm | Minimum value |
16 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) |
• anatomy mantle longitudinal section cortical (epidermal) cells mean tangential length CCt (ECt) | |
73 µm | Mean (= average) |
• anatomy mantle longitudinal section cortical (epidermal) cells mean shape-ratio CCq (ECq) | |
3.3 | Mean (= average) |
• presence | |
present | |
• kind | |
protruding towards endodermis | |
• structure {in plan view} | |
of palmetti type | |
• lobes width | |
2 µm | Minimum value |
3 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) |
• mantle different layers presence | |
discernible | |
• outer mantle layer organisation | |
plectenchymatous | |
• middle mantle layer organisation | |
plectenchymatous | |
• middle mantle layer hyphae tangentially length | |
5 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) |
20 µm | Maximum value |
• middle mantle layer hyphae radially diameter | |
2 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) |
• inner mantle layer organisation | |
plectenchymatous | |
• inner mantle layer hyphae tangentially length | |
3 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) |
15 µm | Maximum value |
• inner mantle layer hyphae radially diameter | |
3 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) |
5 µm | Maximum value |
• 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) |
• shape | |
radially-oval to -elliptic | |
or | tangentially-oval to tangentially-elliptic |
• tangentially length | |
11 µm | Minimum value |
23 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) |
80 µm | Maximum value |
• radially diameter | |
7 µm | Minimum value |
15 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
25 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
33 µm | Maximum value |
• mean tangential length TCt | |
33.5 µm | Mean (= average) |
• mean shape-ratio TCq | |
2.1 | Mean (= average) |
• anatomy mantle cross-section cortical (epidermal) cells tangentially length | |
15 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 |
• anatomy mantle cross-section cortical (epidermal) cells radially diameter | |
12 µm | Minimum value |
22 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) |
50 µm | Maximum value |
• anatomy mantle cross-section cortical (epidermal) cells mean tangential length CCt | |
37 µm | Mean (= average) |
• anatomy mantle cross-section cortical (epidermal) cells mean shape-ratio CCq | |
1.2 | Mean (= average) |
• presence | |
present | |
• kind | |
protruding towards endodermis | |
• anatomy mantle cross-section hyphal cells around tannin cells shape | |
roundish | |
• anatomy mantle cross-section hyphal cells around tannin cells thickness | |
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) |
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 | |
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) |
3 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
3.5 µm | Maximum value |
• anatomy mantle cross-section hyphal rows around cortical (epidermal) cells number | |
one |
• intrahyphal hyphae presence | |
present | |
• septal pores configuration | |
globular thickenings | |
• anastomoses type | |
open, with a short bridge or bridge almost lacking | |
• anastomoses location | |
not specified |
• type | |
flask-shaped with an apical knob (type D) | |
• apical knobs number | |
1 | Minimum value |
2 | Mean (= average) |
3 | Maximum value |
• apical knobs arrangement | |
asymmetrically | |
or | serially in a bunch of two |
• apical knobs shape | |
ovoid | |
• apical knobs diameter | |
1 µm | Minimum value |
1.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
2 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
2.5 µm | Maximum value |
• apical knobs length | |
1.5 µm | Minimum value |
2 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
2.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
3.5 µm | Maximum value |
• apical knobs wall thickness | |
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) |
• apical knobs cell wall thickness {relative to cystidial body} | |
thicker than those of cystidial body | |
• septa presence | |
absent | |
• septa kind | |
absent, with basal clamp only | |
• diameter {proximal} | |
4 µm | Minimum value |
4.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
5.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
6 µm | Maximum value |
• diameter {distal} | |
1.5 µm | Minimum value |
2 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
2.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
3 µm | Maximum value |
• length | |
13 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
21 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
26 µm | Maximum value |
• cell wall colour | |
absent | |
• cell wall colour {relative to mantle cells} | |
lacking or less intense | |
• 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 thickness {relative to mantle cells} | |
thicker | |
• cell wall evenness | |
even in thickness | |
• surface habit | |
smooth | |
• contents presence | |
present | |
• contents type | |
brownish, with latex-like droplets |
• shape | |
not striking | |
• cell pigment location-colour | |
absent | |
• drops of exuded pigment presence | |
absent |
• clamps presence | |
absent |
• anatomy emanating elements emanating hyphae cell shape | |
even | |
• anatomy emanating elements emanating hyphae cell shape {at distal end} | |
tortuous, screw-like | |
• anatomy emanating elements emanating hyphae cell diameter | |
3 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) |
• anatomy emanating elements emanating hyphae cell wall surface habit | |
without lens-shaped appositions | |
or | without spindle-shaped appositions |
or | with soil particles |
• anatomy emanating elements emanating hyphae cell wall thickness | |
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 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 |
• type | |
differentiated; thick hyphae forming a core, septa complete or sometimes enlarged (type E) |
|
• nodia presence | |
absent | |
• internal nodia presence | |
absent | |
• gelatinous matrix presence | |
present | |
• gelatinized hyphae presence | |
absent | |
• cup-like structures on surface presence | |
absent | |
• conical young side-branches presence | |
absent | |
• a "ball" of intertwined, ramified, thin hyphae presence | |
absent |
• contents presence-kind | |
absent | |
• ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae contents presence-kind | |
absent | |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae contents presence-kind | |
absent | |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae contents presence-kind | |
absent | |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae contents presence-kind | |
absent | |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• presence | |
absent |
• {of ectomycorrhiza former} presence | |
absent | |
• {of foreign origin} presence | |
absent |
• number {per cell} | |
2 | Mean (= average) |
• shape | |
round | |
or | oval |
• diameter | |
1.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
2 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
• length | |
2 µm | Mean (= average) |
• septal pores type | |
as dolipores with perforated parenthesome | |
• mantle matrix presence-kind | |
of outer layers dark, of inner layers transparent |
• 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 |
• reaction with anilin presence | |
present | |
• reaction with cotton-blue-lactic-acid presence | |
present [walls slightly blue] | |
• reaction with FeSO4 presence | |
present | |
• reaction with formol 40% presence | |
absent | |
• reaction with guaiac presence | |
present | |
• reaction with KOH 10% presence | |
present | |
• reaction with lactic acid presence | |
absent | |
• reaction with Melzer's reagent presence | |
absent | |
• reaction with phenole presence | |
absent | |
• reaction with sulpho-vanillin presence | |
present |
• geographic occurrence continent | |
Europe | |
• knowledge about association with foreign fruitbodies presence | |
unknown |
• plant family | |
Pinaceae | |
• plant genus | |
Picea | |
• plant habitat kind | |
forests, woods |
• family | |
Russulaceae | |
• subgenus-section | |
Russula sect. Compactae | |
• fruitbodies growth habit | |
epigeous | |
or | pileate-lamellate |
• public notes | |
Mycorrhizal ends straight to slightly tortuous; autofluorescence of mantle in section with UV-filter greenish-blue and cystidia and inner mantle layers more intensely than middle parts, with blue-filter yellow, with green-filter red; mantle in sulfo-vanillin with distinctly grey walls and contents of some cystidia homogeneously grey, in KOH more intensely ochre, in guaiac blue, in FeSO4 slightly greenish, in cotton-blue walls slightly blue, in anilin weakly reddish to slightly ochre, in safranin red. |