excited school girls during chemistry experiment - plant stem stock pictures, royalty-free photos & images
diverse schoolgirls work together on science project - plant stem stock pictures, royalty-free photos & images
three stems of wheat on a white background. - plant stem stock pictures, royalty-free photos & images
pink rose flower isolated on white background - plant stem stock pictures, royalty-free photos & images
a full, single red rose on a white background - plant stem stock pictures, royalty-free photos & images
colroful spring gerbera daisies and monarch butterflies isolated on white - plant stem stock pictures, royalty-free photos & images
two fragrant lavender stems together on white. - plant stem stock pictures, royalty-free photos & images
dried ear of wheat isolated on white background - plant stem stock pictures, royalty-free photos & images
single horizontal branch with new leaves growing - plant stem stock pictures, royalty-free photos & images
close-up of yellow gerbera daisy against white background - plant stem stock pictures, royalty-free photos & images
high angle view of pink and white lilies cut up into pieces laid out on a white background - plant stem stock pictures, royalty-free photos & images
pink rose flower isolated on white background - plant stem stock pictures, royalty-free photos & images
microscopic image of nymphaea of aqustio stem - plant stem stock pictures, royalty-free photos & images