Species details

Distribution

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Species Details

Species name
Lactifluus volemus agg. (Fr. : Fr.) Kuntze 1891
Taxonomy
Russulales :: Russulaceae

Author(s): Felix Hampe

Hosts

Betula sp., Fagus sylvatica, Picea abies, Picea sp., Pinus sp., Pinus sylvestris

Ecology

Distribution
biotop types (EU standard): chickweed-oak-hornbeam forests Vertical Distribution: collin, montan, planar, submontan Phenology, period 1 (month): April - November climatic zone: boreal, nemoral Countries: Europe location type: beech-fir forest, beech mixed forest, botanical garden, garden and parks, managed spruce forest, mountain mixed forest (acidic beech-spruce-fir), oak-hornbeam forest, spruce-fir forest
substrate
substrate: on soil trophy: mycorrhizal life type: terricol

macro description

Base of stipe
shape: tapering
cap
width: 60 – 170 mm shape young: convex shape ripe: convex, depressed, effused
Cap cuticle
colour when old: colour when young: hyrophanous: not hygrophanous cap surface wet: smooth, veined
Cap margin
colour (relative): similar shape: even
Fruitbody
Type: Basidiocarp position in substrate: epigeic shape young: agaricoid shape ripe: agaricoid growth: grouped, single
fruitbody margin
colour (relative): similar shape: even structure: smooth
hymenium
connection with cap trama: agglutinate shape: lamella-like
Lamellae
Colour change under pressure: Colour of side: lamellules [l]: present Distance: normal, spaced Attachment: weakly decurrent
Margin of lamellae
colour (relative): similar structure: smooth
milk
colour immediatly: presents / absence: yes taste: mild (Comment): braun
Spore print
Stipe
colour: diametre: 15 – 30 mm length: 50 – 100 mm presents / absence: abundant point of attachment at cap: ± central hairs (position): missing shape: cylindrical, tapering towards base consistency: normal surface: smooth Colour gradient: darker to base
Trama
Discoloring after injury: brownish odour: crabs, fishy taste: mild, pleasant mushroom-like consistency fresh: solid
trama of cap
colour:
Trama of stipe
colour:

Micro description

Basidium
length: 55 – 75 µm width: 10 – 12 µm shape: clavate, cylindric
Cheilozystidia
length: 40 – 60 µm width: 4 – 6 µm shape: fusiform
hymenium
pleurocystides: yes lamprocystides: yes paracystides: no pleuropseudocystides: no pseudocystides: yes
hyphal system
hyphal system in trama: with laticiferes
Spores
length: 9.2 – 11.2 µm width: 8.4 – 10.6 µm ornaments-chemistry: amyloid Q (length/width): 1 – 1.15 reaction in Melzer: amyloid shape: globose (Q < 1.05), subglobose (Q = 1.05-1.15) surface: net-like, ornamented ornaments-type: strongly reticulate ornaments-hight (relative): low (up to 0.5 µm high), normal (0.5-1.5 µm high) Plage: not amyloid
Trama of cap
hyphae width [µm]: 4 – 6 µm hyphae length [µm]: 60 – 100 µm Shape of terminal cells: cylindric

Literature

image reference 1
Heilmann-Clausen, J., Verbeken, A. & Vesterholt, J. (1998). Fungi of Northern Europe, Vol. 2: The genus Lactarius. 287. Pages: 247 – 247
image reference 2
Krieglsteiner, G. J. (2000). Die Großpilze Baden-Württembergs, Band 2: Leisten-, Korallen- und Bauchpilze, Röhrlinge, Täublinge. 624. Pages: 429 – 429
Source 1
Heilmann-Clausen, J., Verbeken, A. & Vesterholt, J. (1998). Fungi of Northern Europe, Vol. 2: The genus Lactarius. 287. Pages: 246 – 247
Source 2
Krieglsteiner, G. J. (2000). Die Großpilze Baden-Württembergs, Band 2: Leisten-, Korallen- und Bauchpilze, Röhrlinge, Täublinge. 624. Pages: 428 – 429

Ecology

Endangerness
Red List Status BY: V
Red List Status DE: V