Howard, Louisa (2021). CIL:40392, Helianthus annuus. In Cell Image Library. UC San Diego Library Digital Collections. Dataset. https://doi.org/10.6075/J0GF0STJ

Scanning electron microscope image of Helianthus annuus (sunflower) stem epidermal surface, showing a trichome (finger-like projection) and a stomata (pore used for gas exchange).This image is part of a group on botanical stems (CIL:40378-40395).

• 2021

• Howard, Louisa

Image collected on a Zeiss DSM 962 SEM. Complete specimen preparation protocol available at:
http://remf.dartmouth.edu:8080/EM-Wiki/36

Preparation: glutaraldehyde fixed tissue; critical_point dried specimen; ethanol dehydration
Relation to intact cell: sectioned tissue
Item type: recorded image
Imaging mode: scanning electron microscopy (SEM)
Parameter imaged: elastic scattering of electrons
Source of contrast: differences in adsorption or binding of stain
Visualization methods: osmium tetroxide; shadowing and plating
Processing history: unprocessed raw data

• Cell Image Library Group ID: 11389

• Helianthus annuus

• Stomata
• Trichome

• Epidermis morphogenesis
• Respiratory gaseous exchange

• data
• image

• No linguistic content; Not applicable

Samplenumber: 40392

Doi: https://doi.org/10.6075/J0GF0STJ

Source data

• Source Record in the Cell Image Library: https://doi.org/10.7295/W9CIL40392

Other resource

• Dartmouth College Electron Microscope Facility (search on the string "botanical stem"): https://www.dartmouth.edu/emlab/gallery/index.php

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Research Data Curation Program, UC San Diego, La Jolla, 92093-0175 (https://lib.ucsd.edu/rdcp)

2022-08-12