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Sunflower (Helianthus) stem cross section under the microscope. Panorama at 60X. The depth of field under a microscope is extremely shallow and some areas may appear less sharp. Isolated on white.

Stock Photo:
Image ID: 196515020
Release Information: N/A
500x450 6.9"x6.2" (72dpi) 197 KB
1000x899 3.3"x3.0" (300dpi) 754 KB
4998x4493 16.7"x15.0" (300dpi) 9.3 MB
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