Sphaerocarpales
Encyclopedia
Sphaerocarpales is an order
of plants within the liverwort
s. Approximately twenty species
are in this order which is sub-divided into three families
: Sphaerocarpaceae
and Riellaceae, as well as the extinct family Naiaditaceae. The inclusion of the Naiaditaceae is uncertain, and the family has sometimes been assigned to the Haplomitriales
.
Order (biology)
In scientific classification used in biology, the order is# a taxonomic rank used in the classification of organisms. Other well-known ranks are life, domain, kingdom, phylum, class, family, genus, and species, with order fitting in between class and family...
of plants within the liverwort
Marchantiophyta
The Marchantiophyta are a division of bryophyte plants commonly referred to as hepatics or liverworts. Like other bryophytes, they have a gametophyte-dominant life cycle, in which cells of the plant carry only a single set of genetic information....
s. Approximately twenty species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
are in this order which is sub-divided into three families
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
: Sphaerocarpaceae
Sphaerocarpaceae
Sphaerocarpaceae is a family of liverworts known as bottle liverworts. Approximately ten species are included in this family, most of them in the genus Sphaerocarpos, but one additional species in the genus Geothallus....
and Riellaceae, as well as the extinct family Naiaditaceae. The inclusion of the Naiaditaceae is uncertain, and the family has sometimes been assigned to the Haplomitriales
Haplomitriales
Haplomitriales is an order of plants known as liverworts. The order is also called Calobryales in some sources, but the genus Calobryum is a synonym for Haplomitrium....
.
Classification
- SphaerocarpaceaeSphaerocarpaceaeSphaerocarpaceae is a family of liverworts known as bottle liverworts. Approximately ten species are included in this family, most of them in the genus Sphaerocarpos, but one additional species in the genus Geothallus....
:- GeothallusGeothallusGeothallus is a genus of liverwort in the Sphaerocarpaceae family. It includes only the single species Geothallus tuberosus, which is endemic to southern California. Its natural habitat is hot deserts. It is threatened by habitat loss....
(1 species) - SphaerocarposSphaerocarposSphaerocarpos is a genus of plants known as bottle liverworts. There are eight or nine species in this genus.-Classification:Sphaerocarpos is one of two genera in the Sphaerocarpaceae...
(8 or 9 spp.)
- Geothallus
- Riellaceae:
- RiellaRiellaRiella is the only genus in the liverwort family Riellaceae, and includes about eighteen species. Plants in the genus are small and grow submerged in shallow temporary pools. Although the genus is widely distributed in the Northern Hemisphere, locating populations is often difficult. Its...
(about 18 spp.)
- Riella
- Naiaditaceae: †
- Naiadita lanceolata