“Secretory Structures Of Aromatic And Medicinal Plants”

peppermint_sm

Detail of the calyx surface of peppermint (Mentha x piperita L., Lamiaceae), showing yellow rounded sessile secretory glands and pointed non-secretory trichomes (Cryo-SEM magnified 742 times actual size).

from the book “Secretory Structures Of Aromatic And Medicinal Plants: A Review And Atlas Of Micrographs” by Katerina Svoboda and Tomas Svoboda, micrographs by Andrew Syred. Photo © Microscopix photolibrary

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