| • references | |
| Pritsch K (1996) Untersuchungen zur Diversität und Ökologie von Mykorrhizen der Schwarzerle (Alnus glutinosa (L.) Gaertn.). Diss Univ München. | |
| • length | |
| 0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 40 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
| • ramification presence-type | |
| absent | |
| or | monopodial-pinnate |
| • tips {per 10 mm} number | |
| 1 | Lower value of unspecified range (could be µ-s.d., but not known) |
| 3 | 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) |
| • main axis diameter | |
| 0.4 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) |
| • 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 | |
| • shape | |
| straight | |
| or | bent |
| or | sinuous |
| • shape {of distal end} | |
| tapering | |
| • length | |
| 0 mm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 25 mm | Upper value of unspecified range (could be µ+s.d., but not known) |
| • diameter | |
| 0.4 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 | |
| dark brown | |
| or | brown |
| • very tip colour | |
| whitish | |
| • mantle {distinct} surface visibility | |
| present | |
| • mantle transparency | |
| semi-transparent, opaque | |
| • mantle laticifers visibility | |
| absent | |
| • mantle dots presence-colour | |
| absent | |
| • mantle carbonizing presence | |
| absent | |
| • mantle surface {in general} habit | |
| not smooth | |
| • mantle surface {in detail} kind | |
| densely stringy | |
| or | loosely stringy |
| or | loosely short-spiny |
| or | densely long-spiny |
| or | loosely long-spiny |
| • emanating hyphae presence | |
| present | |
| • emanating hyphae abundance | |
| infrequent | |
| • emanating hyphae distribution | |
| not specifically distributed | |
| • cross-section shape | |
| round or roundish | |
| • colour | |
| concolourous to mantle | |
| or | ochre, yellowish brown |
| • ramification kind-frequency | |
| infrequently, at restricted points | |
| • origin location | |
| not specific | |
| or | proximal |
| • margin habit | |
| hairy | |
| • presence | |
| absent | |
| • emanating elements presence-type | |
| rhizomorphs | |
| or | cystidia |
| • emanating elements cystidia location | |
| on outer mantle layer | |
| • presence | |
| absent | |
| • matrix presence | |
| present | |
| • matrix location | |
| middle mantle layer | |
| • organisation | |
| plectenchymatous | |
| • mantle type | |
| ring-like arrangement of hyphal bundles (type A) | |
| • hyphal system kind | |
| undifferentiated | |
| • cell shape | |
| cylindric, not constricted at septa | |
| and | cylindric, constricted at septa |
| and | ampullate at both sides of septum |
| • cell pigment location-colour | |
| membranaceously brownish | |
| • cell 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) |
| 10 µm | Maximum value |
| • cell wall thickness | |
| 0.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 1.5 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 | |
| plectenchymatous, with broad streaks of parallel hyphae | |
| • cell 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) |
| • cell length | |
| 20 µm | Mean (= average) |
| • cell wall thickness | |
| 0.5 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 1.5 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
| • cell wall surface habit | |
| smooth | |
| • organisation | |
| plectenchymatous | |
| • hyphae arrangement | |
| without pattern | |
| • cell diameter | |
| 0 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 12 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
| • mantle thickness {apart from tip} | |
| 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) |
| • mantle different layers presence | |
| discernable | |
| • outer mantle layer organisation | |
| plectenchymatous | |
| • middle mantle layer organisation | |
| plectenchymatous | |
| • inner mantle layer organisation | |
| plectenchymatous | |
| • presence | |
| absent | |
| • presence | |
| present | |
| • kind | |
| paraepidermal | |
| • anatomy mantle longitudinal section hyphal cells around cortical cells (epidermal) thickness | |
| 1 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) |
| • anatomy mantle longitudinal section hyphal rows around cortical (epidermal) cells number | |
| one | |
| • structure {in plan view} | |
| of palmetti type | |
| or | infrequently lobed |
| • mantle different layers presence | |
| discernible | |
| • outer mantle layer organisation | |
| plectenchymatous | |
| • middle mantle layer organisation | |
| plectenchymatous | |
| • inner mantle layer organisation | |
| plectenchymatous | |
| • presence | |
| absent | |
| • anatomy mantle cross-section hyphal cells around cortical (epidermal) cells thickness | |
| 1 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) |
| • anatomy mantle cross-section hyphal rows around cortical (epidermal) cells number | |
| one | |
| • structure {in plan view} | |
| of palmetti type | |
| or | infrequently lobed |
| • anastomoses type | |
| open, with a short bridge or bridge almost lacking | |
| • type | |
| awl-shaped, bristle-like (type A) | |
| • septa presence | |
| present | |
| • septa kind | |
| simple | |
| or | with intercalary clamps |
| • diameter {proximal} | |
| 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) |
| • diameter {distal} | |
| 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) |
| • length | |
| 70 µm | Lower value of unspecified range (could be µ-s.d., but not known) |
| 200 µm | Upper value of unspecified range (could be µ+s.d., but not known) |
| • 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) |
| • cell wall thickness {relative to mantle cells} | |
| similar in thickness | |
| • surface habit | |
| smooth | |
| • clamps presence | |
| present | |
| • presence | |
| absent | |
| • anatomy emanating elements emanating hyphae cell 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) |
| • anatomy emanating elements emanating hyphae cell wall surface habit | |
| smooth | |
| • anatomy emanating elements emanating hyphae cell wall thickness | |
| 0.2 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) |
| • type | |
| undifferentiated; hyphae rather loosely woven and of uniform diameter (type A) |
|
| • anatomy emanating elements rhizomorphs clamps presence | |
| present, not specified | |
| • ampullate, trumpet-like inflated presence | |
| absent | |
| • anatomy emanating elements rhizomorphs clamps presence | |
| present, not specified | |
| • anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
| absent | |
| • anatomy emanating elements rhizomorphs clamps presence | |
| present, not specified | |
| • anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
| absent | |
| • anatomy emanating elements rhizomorphs clamps presence | |
| present, not specified | |
| • anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
| absent | |
| • anatomy emanating elements rhizomorphs clamps presence | |
| present, not specified | |
| • anatomy emanating elements rhizomorphs hyphae ampullate, trumpet-like inflated presence | |
| absent | |
| • presence | |
| absent | |
| • {of ectomycorrhiza former} presence | |
| absent | |
| • soil pH | |
| acid reaction | |
| • geographic occurrence continent | |
| Europe | |
| • plant family | |
| Betulaceae | |
| • plant genus | |
| Alnus | |
| • plant habitat kind | |
| forests, woods | |
| • public notes | |
| Mycorrhizal systems infrequently irregularly monopodial-pinnate; mycorrhizal ends slightly sinuous, very tips mostly not covered by mantle, colourless. | |