Last updated on April 24, 2014 at 14:25 EDT
Sunflower stem tricome
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Sunflower stem tricome

March 8, 2013
Scanning electron microscope image of Helianthus annus [sunflower] stem epidermal surface, showing a tricome and a stomate. Asterales Asteraceae (sunflower family) Helianthus annus herbaceous dicotyledon Zeiss DSM 962 SEM Credit: Louisa Howard, Charles Daghlian