Eupatorium album
Template:Short description Template:Speciesbox
Eupatorium album, the white thoroughwort, is a herbaceous perennial plant in the family Asteraceae native from the eastern and southern United States, from eastern Texas to Connecticut, inland as far as Indiana.[1][2]
As with other members of the genus Eupatorium, Eupatorium album flowers with large numbers of small white heads. The flower heads have 4-5 disc florets each, but no ray florets.[3] The plant grows Script error: No such module "convert". tall,[1] making it one of the shorter Eupatorium species.[3]
Eupatorium album is capable of hybridizing with other Eupatorium species including Eupatorium sessilifolium and Eupatorium serotinum.[1] Its appearance is similar to Eupatorium altissimum, but differs in that the bracts (located at the base of the flower head) taper to a long point.[4]
Eupatorium album grows in dry, open areas such as power lines, old fields, and eroded slopes. It will not grow under a shady canopy, but can be found in some open woods such as pine barrens.[4]
- Varieties[1]
- Eupatorium album var. album - most of species range
- Eupatorium album var. subvenosum A. Gray - Delaware, District of Columbia, New Jersey, New York
- Eupatorium album var. vaseyi (Porter) Cronquist - from Alabama to Pennsylvania
References
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Further reading
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