''Porpolomopsis'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of fungi in the family
Hygrophoraceae
The Hygrophoraceae are a family of fungi in the order Agaricales. Originally conceived as containing white-spored, thick-gilled agarics (gilled mushrooms), including '' Hygrophorus'' and ''Hygrocybe'' species (the waxcaps or waxy caps), DNA evi ...
. It 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 2008 by Andreas Bresinsky to contain ''
P. calyptriformis''.
Bresinsky separated it from the genus ''
Hygrocybe
''Hygrocybe'' is a genus of agarics (gilled fungi) in the family (biology), family Hygrophoraceae. Called waxcaps in English (sometimes waxy caps in North America), basidiocarps (fruit bodies) are often brightly coloured and have dry to waxy pile ...
'' based on its color and the absence of DOPA pigments.
''
P. lewelliniae'' was transferred to the genus based on DNA and morphology.
Three undescribed species also belong in the genus.
Species of ''Porpolomopsis'' have also formerly been placed in the genus ''
Humidicutis'', to which they are closely related but differ in having narrowly attached or free
gills
A gill () is a respiratory organ that many aquatic organisms use to extract dissolved oxygen from water and to excrete carbon dioxide. The gills of some species, such as hermit crabs, have adapted to allow respiration on land provided they are ...
and the shape of the
hyphae in their
cap
A cap is a flat headgear, usually with a visor. Caps have crowns that fit very close to the head. They made their first appearance as early as 3200 BC. Caps typically have a visor, or no brim at all. They are popular in casual and informal se ...
.
Species of ''Porpolomopsis'' are found in Europe, North America, Asia, Australia and New Zealand.
See also
*
List of Agaricales genera
This is a list of mushroom-forming fungi genera in the order Agaricales.
Genera
*
See also
*List of Agaricales families
References
Notes
References
{{reflist, 2, refs=
{{cite journal , last=Agerer , first=R. , year=1983 , title=Beitrag zur F ...
References
Hygrophoraceae
Agaricales genera
{{Hygrophoraceae-stub