Galiella
Encyclopedia
Galiella is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of fungi in the family Sarcosomataceae
Sarcosomataceae
The Sarcosomataceae are a family of fungi in the order Pezizales. According to a 2008 estimate, the family contains 10 genera and 57 species. Most species are found in temperate areas, and are typically saprobic on rotten or buried wood....

. The genus is widely distributed in northern temperate
Temperate
In geography, temperate or tepid latitudes of the globe lie between the tropics and the polar circles. The changes in these regions between summer and winter are generally relatively moderate, rather than extreme hot or cold...

 regions, and according to one estimate, contains eight species.

Taxonomy

Galiella was described in 1957 by Richard Korf and John Axel Nannfeldt
John Axel Nannfeldt
John-Axel Nannfeldt , born 18 January 1904 in Trelleborg and deceased 4 November 1985 in Uppsala, was a Swedish botanist and mycologist....

. In the early 1950s, French mycologist Marcelle Louise Fernande Le Gal used the generic name Sarcosoma to treat several species that she did not think belonged in the same genus as Sarcosoma globosum, the type species
Type species
In biological nomenclature, a type species is both a concept and a practical system which is used in the classification and nomenclature of animals and plants. The value of a "type species" lies in the fact that it makes clear what is meant by a particular genus name. A type species is the species...

. As Korf later pointed out, this usage contravened the rules of botanical nomenclature. Korf and Nannfield proposed Galiella to accommodate these species, and set G. rufa
Galiella rufa
Galiella rufa, commonly known as the rubber cup, the rufous rubber cup, or the hairy rubber cup, is a species of fungus in the family Sarcosomataceae. The fungus produces cup-shaped fruit bodies that typically grow in clusters on branches and exposed portions of buried wood throughout eastern and...

as the type. The generic name honors Le Gal.

Description

Galiella includes bulgarioid species (those with a morphology
Morphology (biology)
In biology, morphology is a branch of bioscience dealing with the study of the form and structure of organisms and their specific structural features....

 similar to those in Bulgaria
Bulgaria (genus)
Bulgaria is a genus of fungi in the family Bulgariaceae....

) with spore
Spore
In biology, a spore is a reproductive structure that is adapted for dispersal and surviving for extended periods of time in unfavorable conditions. Spores form part of the life cycles of many bacteria, plants, algae, fungi and some protozoa. According to scientist Dr...

s featuring surface warts that are made of callose
Callose
Callose is a plant polysaccharide. It is composed of glucose residues linked together through β-1,3-linkages, and is termed a β-glucan. It is thought to be manufactured at the cell wall by callose synthases and is degraded by β-1,3-glucanases. It is laid down at plasmodesmata, at the cell...

-pectic
Pectin
Pectin is a structural heteropolysaccharide contained in the primary cell walls of terrestrial plants. It was first isolated and described in 1825 by Henri Braconnot...

 substances that stain with methyl blue
Methyl blue
Methyl blue, also known as Cotton blue, Helvetia blue, Acid blue 93, or C.I. 42780, is a chemical compound with the molecular formula C37H27N3Na2O9S3. It is used as a stain in histology. Methyl blue stains collagen blue in tissue sections. It is soluble in water and slightly soluble in ethanol...

 dye.

Species

  • Galiella amurensis
  • Galiella celebica
  • Galiella coffeata
  • Galiella japonica
  • Galiella javanica
  • Galiella oblongispora
  • Galiella rufa
    Galiella rufa
    Galiella rufa, commonly known as the rubber cup, the rufous rubber cup, or the hairy rubber cup, is a species of fungus in the family Sarcosomataceae. The fungus produces cup-shaped fruit bodies that typically grow in clusters on branches and exposed portions of buried wood throughout eastern and...

  • Galiella sinensis
  • Galiella spongiosa
  • Galiella thwaitesii
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