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Videos by J. Hugo Cota-Sánchez, Ph.D. and the Plant Systematics Lab
Produced 2009-2012, J. Hugo Cota-Sánchez

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Sensitive stamens in the plain prickly pear cactus (Opuntia polyacantha var. polyacantha)

Series 1: Manual stimuation of the stamens:

Series 2: Manual stimuation of the stamens:

Series 3: Opuntia polyacantha flower visited by sweat bees Agapostemon (metallic green) and Lasioglossum

Series 4: Opuntia flower visited by honey bee (Apis)

Return to the RESEARCH page of this website.