biology
Showing 625–636 of 764 results
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rush stem
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rush stem CT
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salivary gland (rat or sheep)
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Sarsaparilla (smilax) stem CT
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scalariform tracheids, pteridium stem CL
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scenedesmus
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scleritis (petiole of water lily)
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sea urchin eggs
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sea urchin larvae
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secondary dicotyledon stem 3 years CT
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secondary dicotyledon stem, continue vascular stucture ( elderberry)
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secondary dicotyledon stem, intermittently vascular stucture ( clematis or aristolochia ) CT