''Dyssodia''is a small
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of flowering plants in the family
Asteraceae
The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...
. Many species formerly included in ''Dyssodia'' are now treated as members of other related genera, including ''
Thymophylla'' or ''
Adenophyllum
''Adenophyllum'' is a small genus of plants in the tribe Tageteae within the family Asteraceae. It contains ten species known generally as dogweeds.
These are gangly, daisylike or thistlelike plants with yellow or reddish flowers. They are nati ...
''. ''Dyssodia papposa'' is usually retained in this genus. The name is derived from the
Greek δυσοδια (''dusodia''), meaning "ill-smelling".
Several species of ''Dyssodia'' (sensu lato) have found their way into the nursery trade and are relatively popular flowering annuals for hot, dry sites. Generally sold as threadleaf dyssodia (''Dyssodia tenuisecta'') and golden dyssodia (''Dyssodia'' cf. ''pentachaeta''). They perform best in well-drained soil.
Phytochemistry
Two species of the genus, ''D. acerosa'' and ''D. pentachaeta'' have been studied for their essential oil content.
Selected species
*''
Dyssodia decipiens''
(Bartl.) M.C.Johnst. ex M.C.Johnst. & B.L.Turner
*''
Dyssodia greggii''
(A.Gray) B.L.Rob.
*''
Dyssodia montana''
(Benth.) A.Gray
*''
Dyssodia papposa
''Dyssodia papposa'' is a species of annual herbaceous forb in the genus '' Dyssodia'', commonly known as fetid marigold or prairie dogweed. It is native to North America and parts of the Southwest, extending into the Northeast. The plant has bee ...
''
(Vent.) Hitchc. — fetid marigold
*''
Dyssodia pinnata''
(Cav.) B.L.Rob.
*''
Dyssodia porophyllum''
(Cav.) Cav.
*''
Dyssodia tagetiflora''
Lag.
Formerly placed here
*''
Adenophyllum wrightii''
A.Gray (as ''D. neomexicana''
(A.Gray) B.L.Rob.)
*''
Thymophylla acerosa''
(DC.) Strother (as ''D. acerosa''
DC.)
*''
Thymophylla aurantiaca''
(Brandegee) Rydb. (as ''D. aurantiaca''
(Brandegee) B.L.Rob.)
*''
Thymophylla pentachaeta''
(DC.) Small (as ''D. pentachaeta''
(DC.) B.L.Rob.)
*''
Thymophylla tenuiloba''
(DC.) Small (as ''D. tenuiloba''
(DC.) B.L.Rob.)
*''
Thymophylla tephroleuca''
(S.F.Blake) Strother (as ''D. tephroleuca''
S.F.Blake)
References
External links
Jepson Manual TreatmentUSDA Plants Profile
*
*
Tageteae
Asteraceae genera
Taxa named by Antonio José Cavanilles
{{Asteroideae-stub