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Bidens alba var. radiata (Romerillo)
Bransford, W.D. and Dolphia

Bidens alba var. radiata

Bidens alba (L.) DC. var. radiata (Sch. Bip.) Ballard ex T.E. Melchert


Asteraceae (Aster Family)

Synonym(s): Bidens pilosa var. radiata


USDA Native Status: L48 (N), HI (I), PR (N), VI (I)


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Leaf Retention: Deciduous
Leaf Arrangement: Opposite
Inflorescence: Cyme
Size Notes: Up to about 8 feet tall, often much shorter.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.

Bloom Information

Bloom Color: White , Yellow
Bloom Time: Jan , Feb , Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov , Dec


USA: AL , CT , FL , GA , HI , LA , MO , PA

Value to Beneficial Insects

Special Value to Native Bees

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

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Bidens alba var. radiata in USDA Plants
FNA: Find Bidens alba var. radiata in the Flora of North America (if available)
Google: Search Google for Bidens alba var. radiata


Record Modified: 2022-12-22
Research By: TWC Staff

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