| Color Space | Uncalibrated | Flash | No Flash |
| Date/Time | 1924:12:12 16:05:27 | Orientation | 1: Normal (0 deg) |
| Resolution Unit | Inch | X Resolution | 300 dots per ResolutionUnit |
| Y Resolution | 300 dots per ResolutionUnit | Compression | Jpeg Compression |
| Keywords | Bouteloua eriopoda Gutierrezia sphaerocephala snakeweed black grama | Caption | Root systems and flower stalks of black grama grass (Bouteloua eriopoda) and snakeweed (Gutierrezia sphaerocephala) compared. Original photo number 194270. |