Categories

Come on in! Join Pinterest today...it only takes like a second or so.

More like this: pine needles, pine and fields.
Visit Site
Shar Lynn
Shar Lynn • 1 year ago

The internal tissues of these two superficially similar looking pine needles allow scientists to distinguish between them

Related Pins:

Pine needles, Pinus nigra (top) and Pinus resinosa (bottom). The amount and pattern of cell wall lignification in the internal tissues of these two superficially similar looking pine needles has been determined to be the causal basis for the “leaf bending test,” often used to discriminate these two species in the field.

Melosira ornata Diatom cell Courtesy of Ekaterina Nikitina Image Details Instrument used: Quanta Family Magnification: 8000 x Horizontal Field Width: 10 μm Voltage: 20 kv Working Distance: 14.9 mm Detector: ETD