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tarweed fiddleneck
Scientific Name: Amsinckia lycopsoides
Family: Boraginaceae
Category: Dicot
Growth: Forb/herb
Duration: Annual
Other Names:
Amsinckia lycopsoides - Tarweed Fiddleneck
Amsinckia lycopsoides, commonly known as tarweed fiddleneck, is a widespread species of fiddleneck within the Amsinckia genus.
Considerations for Pets
- Fruits of Amsinckia lycopsoides can be toxic to livestock when ingested in quantity.
Considerations for Children
- Note the hairs on the flower of the tarweed fiddleneck.
Taxonomy and Nomenclature
- Scientific Name: Amsinckia lycopsoides Lehm.
- Common Name: Tarweed Fiddleneck
- Family: Boraginaceae (Borage family)
- Genus: Amsinckia
- Synonyms: Amsinckia barbata, Amsinckia parviflora
- Taxonomic Rank: Species
Distribution and Habitat
- Native to the Pacific Coast US, including California and Oregon, and into British Columbia.
- Found on dry open slopes and flats.
- Observed in specific locations such as the slopes west of Vantage, WA, and Beatty Creek RNA, west of Riddle, OR.
- Also found in eastern England, especially as a cornfield weed in the Breckland area.
Ecological Role
- Considered a weed in some areas, thriving on disturbed soil.
- Listed in WSSA WeedList.
Morphological Characteristics
- Annual plant.
- Features small yellow tubular-shaped flowers that occur along multiple stems.
- Nutlets have an acutely-angled longitudinal ridge.
Interactions with Other Organisms
- Known to be resistant to some herbicides.
Further Information
- USDA-NRCS PLANTS Database
- Dave's Garden
- CalPhotos
- Garden Guides