''Prometheum'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of plants in the family
Crassulaceae
The Crassulaceae (, from Latin ''crassus'', thick), also known as the crassulas, the stonecrops or the orpine family, are a diverse Family (biology), family of dicotyledon angiosperms primarily characterized by succulent leaves and a form of phot ...
.
Taxonomy
The species in the genus ''Prometheum'' include:
* ''
Prometheum pilosum''
(M.Bieb.) H.Ohba
* ''
Prometheum sempervivoides''
(Fisch. ex M.Bieb.) H.Ohba
* ''
Prometheum tymphaeum''
(Quézel & Contandr.) 't Hart
''P. sempervivoides'' and ''P. pilosum'' were historically included in genera ''
Sedum'' (section ''Cyprosedum''), and later ''
Rosularia'', but were elevated to a separate genus by Ohba (1995).
Description
According to an experiment done on interspecific plant crosses in the family Crassulaceae, the genus ''Prometheum'' produced on average 55 seeds. Furthermore, the same experiment found that plants of the genus ''Prometheum'' formed a
comparium with each other, meaning they were capable of interbreeding.
Distribution and habitat
From
Anatolia
Anatolia (), also known as Asia Minor, is a peninsula in West Asia that makes up the majority of the land area of Turkey. It is the westernmost protrusion of Asia and is geographically bounded by the Mediterranean Sea to the south, the Aegean ...
to Iran, through the
Caucasus
The Caucasus () or Caucasia (), is a region spanning Eastern Europe and Western Asia. It is situated between the Black Sea and the Caspian Sea, comprising parts of Southern Russia, Georgia, Armenia, and Azerbaijan. The Caucasus Mountains, i ...
.
References
Bibliography
*
*
Crassulaceae
Crassulaceae genera
Taxa named by Alwin Berger
{{Crassulaceae-stub