Denver-Boulder Metro Area: Yellow, White and Green Flowers

This guide contains yellow, white, and green flowers that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Marshelder ¹
Cyclachaena xanthiifolia

poverty weed ²
Iva axillaris

annual bur-sage ³
Ambrosia acanthicarpa

common ragweed ⁴
Ambrosia artemisiifolia

western ragweed ⁵
Ambrosia psilostachya

Skeletonleaf Bur Ragweed ⁶
Ambrosia tomentosa

giant ragweed ⁷
Ambrosia trifida

Rocky Mountain cutleaf coneflower ⁸
Rudbeckia laciniata ampla

black-eyed Susan ⁹
Rudbeckia hirta

upright prairie coneflower ¹⁰
Ratibida columnifera

common sunflower ¹¹
Helianthus annuus

Nuttall's Sunflower ¹²
Helianthus nuttallii

prairie sunflower ¹³
Helianthus petiolaris

Little Sunflower ¹⁴
Helianthus pumilus

showy goldeneye ¹⁵
Heliomeris multiflora

fivenerve helianthella ¹⁶
Helianthella quinquenervis

cowpen daisy ¹⁷
Verbesina encelioides

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

Photo Credits

1. (c) scottmo, some rights reserved (CC BY-NC), uploaded by scottmo
2. (c) Matt Lavin, some rights reserved (CC BY-SA)
3. (c) Alex Abair, some rights reserved (CC BY-NC), uploaded by Alex Abair
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7. (c) Nathan Taylor, some rights reserved (CC BY-NC), uploaded by Nathan Taylor
8. (c) Magnus Manske, some rights reserved (CC BY-SA)
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10. (c) Belinda Lo, some rights reserved (CC BY-NC-SA)
11. (c) Matthias Barth, some rights reserved (CC BY-NC)
12. (c) 2004 Brent Miller, some rights reserved (CC BY-NC-SA)
13. (c) Patrick Alexander, some rights reserved (CC BY-NC-ND)
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15. (c) Andy Bridges, some rights reserved (CC BY-NC), uploaded by Andy Bridges
16. (c) 2015 Barry Breckling, some rights reserved (CC BY-NC-SA)
17. (c) Eran Finkle, some rights reserved (CC BY)

Denver-Boulder Metro Area: Yellow, White and Green Flowers

Marshelder 1 Cyclachaena xanthiifolia

poverty weed 2 Iva axillaris

annual bur-sage 3 Ambrosia acanthicarpa

common ragweed 4 Ambrosia artemisiifolia

western ragweed 5 Ambrosia psilostachya

Skeletonleaf Bur Ragweed 6 Ambrosia tomentosa

giant ragweed 7 Ambrosia trifida

Rocky Mountain cutleaf coneflower 8 Rudbeckia laciniata ampla

black-eyed Susan 9 Rudbeckia hirta

upright prairie coneflower 10 Ratibida columnifera

common sunflower 11 Helianthus annuus

Nuttall's Sunflower 12 Helianthus nuttallii

prairie sunflower 13 Helianthus petiolaris

Little Sunflower 14 Helianthus pumilus

showy goldeneye 15 Heliomeris multiflora

fivenerve helianthella 16 Helianthella quinquenervis

cowpen daisy 17 Verbesina encelioides