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Stem pictures, stock photos and images

 
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Grass Royalty Free Stock Photo
Author: Dshawley
Diet Stock Photo
Author: 3pi
Chicory Stock Image
Author: Yanzommer
Flowers Royalty Free Stock Photography
Author: Red2000
Gord Stock Photo
Author: Webking
Leaves Royalty Free Stock Image
Author: Bellemedia
Leek Royalty Free Stock Photos
Author: Pryzmat
Tree Stock Photos
Author: Lucibrandus
Visitor Royalty Free Stock Photo
Author: Pryzmat
Cherry #2 Stock Image
Author: Smitea
Grass Royalty Free Stock Photos
Author: Red2000
 
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Also, here are some commercial RF-licensed images that match your search criteria:  
Plant stem Royalty Free Stock Photos
Author: Nikitu