Forrex

FIS

NRCanCanadian forest service

Glossary - K and L

This is a list of terms used in mushroom descriptions.

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Colour Summary

K

TERM

DESCRIPTION

kaiser brown

deep ferruginous

KOH

potassium hydroxide, an agent commonly used to revive dried mushroom material, or show chemical reactions on the surface of the mushroom, or chemical reactions under the microscope

kingdom

one of five groups of living organisms: Monera (including bacteria and blue-green algae), Protoctista (including protozoans, most algae and three phyla of fungi), Animalia (animals), Plantae (plants), and Eumycota (the rest of the fungi)

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L

TERM DESCRIPTION
laccate looking as though varnished
lacerate irregularly torn
laciniate of margin or cap or annulus, cut more coarsely than fringed, slashed
lactiferous of hyphae in flesh, bearing a milky juice
lacuna (plural lacunae) hole or hollow
lacunose having holes or hollows
lageniform of cystidia, swollen at the base with the middle and top part tapered into a long beak, like a gourd, therefore gourd-like
lamella (plural lamellae) gill, the spore-bearing platelike structure extending underneath and from the center of the cap
lamellula (plural lamellulae) the short gills that do not span the entire distance from margin to stem
lamprocystidium (plural lamprocystidia) thick-walled cystidium
lanate same as woolly
lanceolate like a lance, many times longer than broad, and tapering; of cystidia somewhat wider in middle and tapered at both ends
lateral of a stem, attached to the side of the cap
latericeous brick-red
latex juice or milk of a Lactarius; juice usually of a milky color but also applied to other colors
lectotype an element selected in a later work from the original material where no holotype was designated
lens a hand magnifying glass
lenticel any of the raised pores in the stems or branches of woody plants that allow gas exchange between the atmosphere and the internal tissues
lentiform shaped like a lens
leptocystidia smooth thin-walled cystidia
lecythiform of cystidia, wide at base with middle tapered into narrow neck and top swollen into a head, like a bowling pin (lecythiform refers to a Greek stoppered bottle)
lichen a dual organism in which a fungus (usually an ascomycete but occasionally a basidiomycete) maintains a green alga or cyanobacterium captive for mutual benefit
lignicolous living in, on, or out of wood
lignin the organic substance of woody tissue other than cellulose
lilac the color of flowers of the lilac shrub, a pale purple or mauve
liver brown deep reddish brown
livid a dark blue-gray color
lobed with rather large, rounded divisions on the margin
long decurrent refers to decurrent gills that proceed a long way down the stem, for instance proceeding further down the stem than the height of the gills
lubricous greasy or slippery or oily but not viscid (sticky) or slimy
luteous dull egg-yellow
lutescent becoming luteous

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