Marijuana, Cannabis sativa, SEM

Marijuana, Cannabis sativa, SEM

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Credit: Ted Kinsman/SCIENCE PHOTO LIBRARY

Caption: Colour-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 180X when printed 10 cm wide.

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Keywords: biological, biology, botanical, botany, cannabis, cannabis sativa, colorization, colour enhanced, colour enhancement, colour-enhanced, cystolith, drug, drugs, electron micrograph, em, enhancement, false colour, false-colour, flora, glandular, green, hair, hairs, hashish, hemp, imaging, leaf, leaves, lithocyst, lithocysts, marijuana, micrograph, narcotic, narcotics, nature, plant, plants, resin, scanning electron micrograph, science, sem, stem, stems, tetrahydrocannabinol, thc, trichome, trichomes

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