Biology:Tridax

Short description: Genus of flowering plants

Tridax
Tridax procumbens
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Millerieae
Subtribe:	Galinsoginae
Genus:	Tridax L.
Type species
Tridax procumbens L.
Synonyms
Ptilostephium Kunth Mandonia Wedd. Sogalgina Cass. Balbisia Willd. 1803, rejected homonym not Cav. 1804 (Vivianiaceae) nor DC. 1833 (Asteraceae) Bartolia Adans. Bartolina Adans. Carphostephium Cass. Galinsogea Kunth 1818, illegitimate homonym not Willd. 1803

Tridax is a genus of flowering plants in the family Asteraceae.

Tridax is native primarily to the tropical regions of North and South America. Tridax procumbens has become naturalized in the southern United States and is considered a noxious weed in some places.

Species

formerly included

see Calea Layia Sabazia

• Tridax accedens - Calea verticillata
• Tridax ehrenbergii - Sabazia sarmentosa
• Tridax gaillardioides - Layia gaillardioides
• Tridax verticillata - Calea verticillata

References

Wikidata ☰ Q3310713 entry