Original identification: Bidens vulgata
Current identification: Bidens cernua
Photographer: Bud Kovalchik
Date Photographed: [not provided]
Location:
Elevation: [not provided]
Coordinates: [not provided]
Phenology: Flowers
Comments: The involucre has biseriate phyllaries; the inner ones are thinner, and the outer ones are thicker, much greener, and in this photo turn down away from the rest of the head.
Annotation History:
Bidens cernua
David Giblin, July 31st, 2014