''Haematomma'' is a
genus of
crustose lichens established by
Abramo Bartolommeo Massalongo
Abramo Bartolommeo Massalongo (13 May 1824 – 25 May 1860) was an Italian paleobotanist and lichenologist. He was born in Tregnago in the Province of Verona and took a great interest in botany as a young man. Massalongo joined the faculty of med ...
in 1852.
It is the sole genus in the Haematommataceae,
a family
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 ...
by
Josef Hafellner in 1984.
Commonly called bloodstain lichens,
the species assigned to this genus are widely distributed in
tropical and
temperate areas.
The genus name ''Haematomma'' means "bloody eye", a reference to the color of the lichen's
apothecia.
[
]
Species
, Species Fungorum accepts 22 species in the genus ''Haematomma'':Haematomma africanum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the speci ...
''
*'' Haematomma alborussulum''
*'' Haematomma caperaticum''
*''Haematomma collatum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the speci ...
''
*'' Haematomma eremaeum''
*''Haematomma fenzlianum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma flexuosum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the speci ...
''
*''Haematomma fluorescens
''Haematomma fluorescens'' is a species of corticolous (bark-dwelling) and crustose lichen in the family Haematommataceae. Found in the neotropics, it was formally described as a new species in 1995 by lichenologists Klaus Kalb and Bettina St ...
''
*''Haematomma gallowayi
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the speci ...
''
*''Haematomma infuscum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma nicoyense
''Haematomma nicoyense'' is a species of corticolous (bark-dwelling) lichen in the family Haematommataceae. Found in Costa Rica, it was formally described as a new species in 2006 by Matthew Nelsen, Robert Lücking, and José Luis Chaves. The ...
''
*''Haematomma nothofagi
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma ochroleucum
''Haematomma ochroleucum'', also known as yellow bloodstain lichen, is a species of crustose lichenized fungus. First described in 1771 by Noël Martin Joseph de Necker, it has no subspecies, but two named varieties: ''H. o.'' var. ''ochroleucu ...
''
*''Haematomma parda
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma persoonii
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma pluriseptatum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma puniceum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma rubidum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma rufidulum
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the species ...
''
*''Haematomma similis
''Haematomma'' is a genus of crustose lichens established by Abramo Bartolommeo Massalongo in 1852. It is the sole genus in the Haematommataceae, a family circumscribed by Josef Hafellner in 1984. Commonly called bloodstain lichens, the speci ...
''
*'' Haematomma sorediatum''
*''Haematomma staigeriae
''Haematomma staigeriae'' is a species of corticolous (bark-dwelling) lichen in the family Haematommataceae. Found in Costa Rica, it was formally described as a new species in 2006 by Matthew Nelsen, Robert Lücking, and Loengrin Umaña. The t ...
''
*'' Haematomma stevensiae''
References
Lichen genera
Lecanorales genera
Taxa described in 1852
Taxa named by Abramo Bartolommeo Massalongo
{{Lecanorales-stub