|
Definition of Bitterweed
1. Noun. Widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States.
Exact synonyms: Bristly Oxtongue, Bugloss, Oxtongue, Picris Echioides
Group relationships: Genus Picris, Picris
Generic synonyms: Weed
Group relationships: Genus Picris, Picris
Generic synonyms: Weed
2. Noun. Any of numerous chiefly North American weedy plants constituting the genus Ambrosia that produce highly allergenic pollen responsible for much hay fever and asthma.
Exact synonyms: Ambrosia, Ragweed
Group relationships: Genus Ambrosia
Specialized synonyms: Ambrosia Artemisiifolia, Common Ragweed, Ambrosia Trifida, Great Ragweed, Ambrosia Psilostachya, Perennial Ragweed, Western Ragweed
Generic synonyms: Weed
Group relationships: Genus Ambrosia
Specialized synonyms: Ambrosia Artemisiifolia, Common Ragweed, Ambrosia Trifida, Great Ragweed, Ambrosia Psilostachya, Perennial Ragweed, Western Ragweed
Generic synonyms: Weed
Definition of Bitterweed
1. n. A species of Ambrosia (A. artemisiæfolia); Roman worm wood.
Definition of Bitterweed
1. Noun. Any plant in the genus ''Ambrosia'', especially ''Ambrosia artemisiifolia''. ¹
2. Noun. The plant ''Artemisia trifida''. ¹
3. Noun. The plant ''Helenium amarum''. ¹
¹ Source: wiktionary.com
Definition of Bitterweed
1. [n -S]
Medical Definition of Bitterweed
1.