''Lachnellula'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

fungi A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from ...

in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

in 1884 by

Petter Karsten Petter Adolf Karsten (16 February 1834 – 22 March 1917) was a Finnish mycologist, the foremost expert on the fungi of Finland in his day, and known in consequence as the "father of Finnish mycology". Karsten was born in Merimasku near Turku, s ...

, with '' Lachnellula chrysophthalma'' assigned as the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

. Many species are associated with

canker A plant canker is a small area of dead tissue, which grows slowly, often over years. Some cankers are of only minor consequence, but others are ultimately lethal and therefore can have major economic implications for agriculture and horticultur ...

disease on various

conifers Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All extan ...

, including '' Lachnellula willkommii'', which causes the feared disease of larch canker to some

larch Larches are deciduous conifers in the genus ''Larix'', of the family Pinaceae (subfamily Laricoideae). Growing from tall, they are native to much of the cooler temperate northern hemisphere, on lowlands in the north and high on mountains furt ...

trees.European larch canker
Natural Resources Canada

Species

*''

Lachnellula abietis ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *'' Lachnellula aeruginosa'' *'' Lachnellula agassizii'' *'' Lachnellula angustispora'' *''

Lachnellula arida ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula bruneiensis ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula calva ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula calyciformis ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula calycina ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula cervina ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *'' Lachnellula chrysophthalma'' *''

Lachnellula ciliata ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula cyphelloides ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula dabaensis ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula ellisiana ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscribed in 1884 by Petter Karsten, with '' Lachnellula chrysophthalma'' assigned as the type species. Many species are associ ...

'' *''

Lachnellula eucalypti ''Lachnellula'' is a genus of fungi in the family Lachnaceae. The genus contains 40 species. ''Lachnellula'' was circumscription (taxonomy), circumscribed in 1884 by Petter Karsten, with ''Lachnellula chrysophthalma'' assigned as the type species ...

References

Helotiales Leotiomycetes genera Taxa named by Petter Adolf Karsten Taxa described in 1884 {{Leotiomycetes-stub