Common Horse-tail Rush DSCN3092 by Vitit Kantabutra

Vitit Kantabutra | all galleries >> Galleries >> Pocatello, Idaho > Common Horse-tail Rush DSCN3092


24-MAY-2004

Common Horse-tail Rush DSCN3092

Your "stalks" are the common horse-tail rush, Equisetum hymale (also as noted by another respondent (Ruth Moorhead) known as scouring rushes). -- Dr. Scott Earle

Nikon Coolpix 8700
1/135s f/5.6 at 41.1mm iso50 hide exif

Full EXIF Info
Date/Time	24-May-2004 18:21:20
Make	Nikon
Model	E8700
Flash Used	No
Focal Length	41.1 mm
Exposure Time	1/135 sec
Aperture	f/5.6
ISO Equivalent	50
Exposure Bias
White Balance
Metering Mode	partial (6)
JPEG Quality	(6)
Exposure Program	program (2)
Focus Distance

other sizes: small medium original auto

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Ruth Moorhead		26-May-2004 14:26
These stalks are of scouring-rush, in the horsetail family. Very old plants--we see them fossilized. Lots of silica in the cell walls.

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