– Enlarged view – |
• references | |
Brand F (1989) Studies on ectomycorrhizae XXI. Beech ectomycorrhizae and rhizomorphs of Xerocomus chrysenteron (Boletales). Nova Hedwigia 48: 469-483. Brand F (1989) Xerocomus chrysenteron. In Agerer R (ed) Colour Atlas of Ectomycorrhizae, plate 34, Einhorn-Verlag, Schwäbisch Gmünd. Hofmann H-P (1989) The ultrastructure of natural beech ectomycorrhizae and rhizomorphs of the basidiomycete Xerocomus chrysenteron (Bull.: St. Amans) Quel. Nova Hedwigia 48: 455-468. |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
3.5 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• ramification presence-type | |
monopodial-pyramidal | |
or | coralloid |
• ramification orders | |
0 | 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) |
• main axis diameter | |
0.5 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
0.6 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• rhizomorphs as stout, short, conical structures presence-abundance | |
absent | |
• rhizomorphs presence | |
present | |
• rhizomorphs frequency | |
infrequent | |
• exploration type | |
long distance |
• shape | |
straight | |
or | bent |
• shape {of distal end} | |
not inflated, cylindric | |
• length | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
1.5 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
• diameter | |
0.35 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) |
• colour | |
brown | |
or | ochre, yellowish brown |
or | green |
or | white |
• very tip colour | |
white | |
• older parts colour | |
brown | |
or | ochre, yellowish brown |
or | green |
or | white |
• 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 |
• emanating hyphae presence | |
absent | |
or | present |
• emanating hyphae abundance | |
infrequent |
• diameter | |
0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
0.3 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 | yellowish |
or | whitish |
• ramification kind-frequency | |
frequently, at restricted points | |
• connection to mantle kind | |
distinct | |
• origin location | |
proximal | |
• margin habit | |
smooth | |
• dimorphism presence | |
absent |
• presence | |
absent |
• emanating elements presence-type | |
rhizomorphs |
• presence | |
absent |
• organisation | |
plectenchymatous | |
• mantle type | |
ring-like arrangement of hyphal bundles (type A) | |
• hyphae hyphal junctions angle {between} | |
ca. 45° and less | |
• septa thickness {relative to cell walls} | |
as thick as walls | |
• septa clamps presence | |
absent | |
• cell shape | |
cylindric, constricted at septa | |
• cell pigment location-colour | |
plasmatically greenish | |
and | plasmatically brownish |
• cell diameter | |
3 µm | Mean (= average) |
• cell wall thickness | |
0.2 µm | Mean (= average) |
• cell wall surface habit | |
smooth | |
• drops of exuded pigment presence | |
absent |
• organisation | |
plectenchymatous | |
• 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) |
10 µm | Maximum value |
• cell wall surface habit | |
smooth |
• organisation | |
plectenchymatous | |
• hyphae arrangement | |
without pattern | |
or | ring-like |
• septa clamps presence | |
absent | |
• cell 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) |
• mantle thickness {apart from tip} | |
40 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
60 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 | |
3 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) |
• inner mantle layer organisation | |
plectenchymatous | |
• inner mantle layer hyphae radially diameter | |
3 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) |
• presence | |
absent |
• anatomy mantle longitudinal section cortical (epidermal) cells shape | |
radially-oval to -elliptic, oriented obliquely | |
• anatomy mantle longitudinal section cortical (epidermal) cells tangentially length | |
10 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
20 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
• anatomy mantle longitudinal section cortical (epidermal) cells radially diameter | |
30 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) |
• presence | |
present | |
• kind | |
periepidermal | |
• structure {in plan view} | |
of palmetti type |
• mantle different layers presence | |
discernible | |
• outer mantle layer organisation | |
plectenchymatous | |
• outer mantle layer hyphae radially diameter | |
3 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) |
• inner mantle layer organisation | |
plectenchymatous | |
• inner mantle layer hyphae radially diameter | |
3 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) |
• presence | |
absent |
• anatomy mantle cross-section cortical (epidermal) cells shape | |
round | |
or | radially-oval to -elliptic |
• anatomy mantle cross-section cortical (epidermal) cells tangentially length | |
12 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) |
• anatomy mantle cross-section cortical (epidermal) cells radially diameter | |
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) |
• presence | |
present | |
• kind | |
in tow rows, not reaching endodermis | |
• anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness | |
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) |
• septal pores configuration | |
dolipore-like structures | |
• anastomoses type | |
open, with a short bridge or bridge almost lacking |
• drops of exuded pigment presence | |
absent |
• clamps presence | |
absent |
• anatomy emanating elements emanating hyphae cell shape | |
slightly constricted | |
• anatomy emanating elements emanating hyphae cell shape {at distal end} | |
simple | |
• anatomy emanating elements emanating hyphae cell diameter | |
3 µm | Mean (= average) |
• 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 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 | |
highly differentiated; thick hyphae forming mostly a core, septa often partially or completely dissolved (type F) |
|
• nodia presence | |
present | |
• internal nodia presence | |
present | |
• gelatinous matrix presence | |
absent | |
• a "ball" of intertwined, ramified, thin hyphae presence | |
absent |
• ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
absent |
• anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
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 | |
• diameter | |
1 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
1.8 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
• length | |
1 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
1.8 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
• septal pores type | |
as dolipores with perforated parenthesome | |
• mantle matrix presence-kind | |
transparent |
• whole mycorrhizae UV 254 nm colour-presence | |
absent | |
• whole mycorrhizae UV 366 nm colour-presence | |
absent | |
• mantle in section UV-filter 340-380 nm presence | |
present |
• substrate | |
in organic layer | |
or | in organically enriched mineral horizon |
• geographic occurrence continent | |
Europe | |
• knowledge about association with foreign fruitbodies presence | |
unknown |
• plant family | |
Fagaceae | |
• plant genus | |
Fagus | |
• plant habitat kind | |
forests, woods |
• family | |
Boletaceae | |
• subfamily | |
Boletaceae subf. Xerocomoideae | |
• fruitbodies growth habit | |
epigeous | |
or | pileate-porioid |
• public notes | |
Cell walls of middle mantle layer hyphae slightly thick; autofluorescence of rhizomorphs with UV-filter showing central hyphae bluish and surrounding hyphae pale ochre; distance of nuclei variable. |