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Laennecia coulteri
Laennecia coulteri (A. Gray) G.L. Nesom
Conyza, Coulter's Horseweed, Coulter's Woolwort, Annual Horsetail
Asteraceae (Aster Family)
Synonym(s): Conyza coulteri, Conyza coulteri var. virgata, Eschenbachia coulteri
USDA Symbol: LACO13
USDA Native Status: L48 (N)
Plant Characteristics
Duration: AnnualHabit: Herb
Size Notes: Up to about 5 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: White , PinkBloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec
Bloom Notes: Flowering mostly in Fall.
Distribution
USA: AZ , CA , CO , NM , NV , TX , UTNational Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FACW | FAC | FACW | FAC |
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Additional resources
USDA: Find Laennecia coulteri in USDA PlantsFNA: Find Laennecia coulteri in the Flora of North America (if available)
Google: Search Google for Laennecia coulteri
Metadata
Record Modified: 2022-12-29Research By: TWC Staff