RF2T4YDJK–Bright yellow Smooth Beggarticks wildflowers, Bidens laevis, on an autumn day in Texas.
RF2KFHN4K–Yellow bidens laevis - California
RMW7NYT9–Showy bur marigold (Bidens laevis) in the riparian zone of the Manumuskin River, New Jersey, USA, September
RF2J0ECG8–A macro image of a yellow wildflower in a large field in the fall in Kentucky.
RMPA7F3R–201 Bidens laevis BB-1913
RFT5XD4H–In this sketch Bidens laevis is a species of flowering plant in the Compositae family known by the common names larger bur-marigold and smooth beggart
RMW2R638–Botanical illustration of Bidens laevis from 1913.
RMRDHYE4–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 71. THISTLE FAMILY. 495 1. Bidens laevis (L.) B.S.P. Larger or Smooth Bur-Marigold. Brook Sun- flower. Fig. 4505. Helianthus laevis L. Sp. PI. 906. 1753. Bidens chrysanthemoides Michx. Fl. Bor. Am. 2 : 136. 1803. Bidens laevis B.S.P. Prel. Cat. N. Y. 29. 1888. Bidens lugens Greene, Pittonia 4: 254. 1901. Annual; glabrous throughout; stems branch- ed, erec
RM2BXAYA7–Bidens laevis L Britton Stearns Poggenb Bidens laevis L Britton Stearns Poggenb.
RM2C1G6T5–Bidens laevis L Britton Stearns Poggenb Bidens laevis L Britton Stearns Poggenb.
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