Foto n. 8299 - tickseed-sunflower (Bidens aristosa)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 499.
File size: 45210 bytes - Views: 146

Foto n. 67580 - tickseed-sunflower (Bidens aristosa)
USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image
File size: 23567 bytes - Views: 138

Foto n. 67579 - tickseed-sunflower (Bidens aristosa)
USDA-NRCS PLANTS Database / USDA NRCS. Wetland flora: Field office illustrated guide to plant species. USDA Natural Resources Conservation Service. - Not copyrighted image
File size: 28874 bytes - Views: 135

Foto n. 67577 - tickseed-sunflower (Bidens aristosa)
Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image
File size: 79649 bytes - Views: 149

Foto n. 8295 - tickseed-sunflower (Bidens aristosa)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 499.
File size: 45199 bytes - Views: 135

Foto n. 63753 - tickseed-sunflower (Bidens aristosa)
Robert H. Mohlenbrock USDA-NRCS PLANTS Database / USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. - Not copyrighted image
File size: 43225 bytes - Views: 140

Foto n. 67578 - tickseed-sunflower (Bidens aristosa)
Steve Hurst - USDA-NRCS PLANTS Database - Not copyrighted image
File size: 67721 bytes - Views: 142