Eupatorium linearifolium
Encyclopedia
Eupatorium linearifolium is a fall-blooming herbaceous plant
Herbaceous plant
A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...

 native to North America. Like other members of the genus Eupatorium
Eupatorium
Eupatorium is a genus of flowering plants in the aster family, Asteraceae, containing from 36 to 60 species depending on the classification system. Most are herbaceous perennial plants growing to 0.5–3 m tall. A few are shrubs. The genus is native to temperate regions of the Northern Hemisphere....

it has inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

s containing a large number of white flowers with disc florets and no ray florets.

Works such as Flora of North America
Flora of North America
The Flora of North America North of Mexico is a multivolume work describing the native plants of North America. These days much of the Flora is available . The work is expected to fill 30 volumes when completed...

define E. linearifolium to include all the plants which in the past were treated as E. cuneifolium. The most distinctive feature of E. linearifolium, compared with other Eupatorium species, is that the stems branch near the ground.

E. linearifolium is found in the southeastern United States, as far west as Texas
Texas
Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

 and as far north as North Carolina
North Carolina
North Carolina is a state located in the southeastern United States. The state borders South Carolina and Georgia to the south, Tennessee to the west and Virginia to the north. North Carolina contains 100 counties. Its capital is Raleigh, and its largest city is Charlotte...

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