 | 3680-25. Yellow star-grass (Hypoxis hirsuta) when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight from Lake Somerville Trailway near Birch Creek Unit of Somerville Lake State Park. Texas, March 15, 2025Similar picturesSmall thumbnails | Use large thumbnails | View as slideshow |
