Most of the species are from Europe and temperate Asia although a few are from North America and North Africa. The species are placed in Matricaria by some authors.[5][6][7]
Plants typically have lobed leaves that are composed of one to three opposite pairs cut almost to the leaf mid rib: they have
indehiscent one-celled fruits that have 3-ribs and two resinous glands at the base, Matricaria species are distinguished from these species by lacking fruits with 3-ribs and the two glands.[8]
Species
There are approximately 40 species recognised in the genus Tripleurospermum:[9]
Tripleurospermum inodorum(L.) Sch.Bip. - Europe, temperate and arctic Asia; naturalized in North America, New Zealand etc., considered a
noxious weed in some places
^USDA, NRCS (n.d.).
"Tripleurospermum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 15 December 2015.
Most of the species are from Europe and temperate Asia although a few are from North America and North Africa. The species are placed in Matricaria by some authors.[5][6][7]
Plants typically have lobed leaves that are composed of one to three opposite pairs cut almost to the leaf mid rib: they have
indehiscent one-celled fruits that have 3-ribs and two resinous glands at the base, Matricaria species are distinguished from these species by lacking fruits with 3-ribs and the two glands.[8]
Species
There are approximately 40 species recognised in the genus Tripleurospermum:[9]
Tripleurospermum inodorum(L.) Sch.Bip. - Europe, temperate and arctic Asia; naturalized in North America, New Zealand etc., considered a
noxious weed in some places
^USDA, NRCS (n.d.).
"Tripleurospermum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 15 December 2015.