Plant Database

From the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Leaf Retention: Deciduous
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Leaf Shape: Elliptic , Lanceolate , Linear , Obovate
Leaf Base: Cuneate
Size Notes: Up to about 4 feet tall.
Leaf: Green
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jun , Jul , Aug , Sep , Oct

Distribution

USA: AL , AR , AZ , CA , CT , DC , DE , FL , GA , IN , KY , LA , MA , MD , ME , MO , NC , NH , NJ , NM , NV , NY , OH , PA , RI , SC , TN , TX , VA , WV
Native Habitat: Scattered in wet areas, ponds and streams in east, southeast and north central Texas and the Edwards Plateau; rare in the Trans-Pecos; most of the US except the higher mountainous areas.

Growing Conditions

Water Use: High
Light Requirement: Sun , Part Shade
Soil Moisture: Moist , Wet
CaCO3 Tolerance: Medium
Conditions Comments: Will bloom until frost. Plant seed or roots in sandy to clayey soil in a bog or on the edge of a pond. Will bloom best in full sun. Reseeds easily.

Benefit

Conspicuous Flowers: yes
Nectar Source: yes

Value to Beneficial Insects

Special Value to Native Bees
Supports Conservation Biological Control

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:	OBL		OBL		OBL	OBL			OBL	OBL

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Fredericksburg Nature Center - Fredericksburg, TX
Lady Bird Johnson Wildflower Center - Austin, TX
Brackenridge Field Laboratory - Austin, TX
Natural Biodiversity - Johnstown, PA

Bibliography

Bibref 328 - Wildflowers of Texas (2003) Ajilvsgi, Geyata.

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Research Literature

Reslit 640 - Annual species abundance in a tidal freshwater marsh: Germination and survival across an elevational gradient (2008) K. N. Hopfensperger and K. A. M. Engelhardt
Reslit 1074 - Genotoxicity evaluation of the insecticide endosulfan in the wetland macrophyte Bidens laevis L (2008) D. J. Perez, M. L. Menone, E. L. Camadro and V. J....
Reslit 1933 - Comparative Capitular Morphology and Anatomy of Coreopsis L and Bidens L (Compositae), Including a Review of Generic Boundaries (1995) M. Tadesse, D. J. Crawford and E. B. Smith
Reslit 2246 - Germination of macrophytes from a Delaware River tidal freshwater wetland (1996) M. A. Leck
Reslit 2366 - Germination Ecology of Bidens laevis (Asteraceae) from a Tidal Freshwater Wetland (1994) M. A. Leck, C. C. Baskin and J. M. Baskin
Reslit 2404 - Ten-year seed bank and vegetation dynamics of a tidal freshwater marsh (1995) M. A. Leck and R. L. Simpson
Reslit 2508 - Interactive effects of animal disturbance and elevation on vegetation of a tidal freshwater marsh (2003) A. H. Baldwin and F. N. Pendleton

This information was provided by the Florida WIldflower Foundation.
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Additional resources

USDA: Find Bidens laevis in USDA Plants
FNA: Find Bidens laevis in the Flora of North America (if available)
Google: Search Google for Bidens laevis