''Ryania'' 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 n ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...
s in the
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
Salicaceae
The Salicaceae is the willow family of flowering plants. The traditional family (Salicaceae ''sensu stricto'') included the willows, poplar, aspen, and cottonwoods. Genetic studies summarized by the Angiosperm Phylogeny Group (APG) have greatly ...
;
it was previously listed in the now defunct family
Flacourtiaceae
The Flacourtiaceae is a defunct family of flowering plants whose former members have been scattered to various families, mostly to the Achariaceae and Salicaceae. It was so vaguely defined that hardly anything seemed out of place there and it bec ...
.
The genus is significant partly because the
ryanoid insecticides are derived from, and have the same
mode of action A mode of action (MoA) describes a functional or anatomical change, resulting from the exposure of a living organism to a substance. In comparison, a mechanism of action (MOA) describes such changes at the molecular level.
A mode of action is impor ...
as the
alkaloid
Alkaloids are a class of basic
BASIC (Beginners' All-purpose Symbolic Instruction Code) is a family of general-purpose, high-level programming languages designed for ease of use. The original version was created by John G. Kemeny and Th ...
ryanodine, which was originally extracted from ''
Ryania speciosa
''Ryania speciosa'' is a species of plant in the family Salicaceae.
The species is significant partly because the ryanoid insecticides are derived from, and have the same mode of action as the alkaloid ryanodine, which was originally extracted ...
''.
The
Catalogue of Life
The Catalogue of Life is an online database that provides an index of known species of animals, plants, fungi, and microorganisms. It was created in 2001 as a partnership between the global Species 2000 and the American Integrated Taxonomic I ...
includes these species:
* ''
Ryania angustifolia''
* ''
Ryania canescens
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania dentata
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania mansoana
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania pyrifera
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania riedeliana
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania sauricida
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode of ...
''
* ''
Ryania speciosa
''Ryania speciosa'' is a species of plant in the family Salicaceae.
The species is significant partly because the ryanoid insecticides are derived from, and have the same mode of action as the alkaloid ryanodine, which was originally extracted ...
''
* ''
Ryania spruceana
''Ryania'' is a genus of flowering plants in the family Salicaceae; it was previously listed in the now defunct family Flacourtiaceae.
The genus is significant partly because the ryanoid insecticides are derived from, and have the same mode o ...
''
References
External links
*
*
{{Authority control
Salicaceae
Salicaceae genera