 | 789-21. Bright orange disc flowers of Purple coneflower (Echinacea purpurea) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 5, 2009Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
| 789-21. Bright orange disc flowers of Purple coneflower (Echinacea purpurea) in Mercer Arboretum and Botanical Gardens. Humble (Houston area), Texas, September 5, 2009Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
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