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Vitit Kantabutra | all galleries >> Galleries >> Pocatello, Idaho > Common Horse-tail Rush DSCN3092
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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/Time24-May-2004 18:21:20
MakeNikon
ModelE8700
Flash UsedNo
Focal Length41.1 mm
Exposure Time1/135 sec
Aperturef/5.6
ISO Equivalent50
Exposure Bias
White Balance
Metering Modepartial (6)
JPEG Quality (6)
Exposure Programprogram (2)
Focus Distance

other sizes: small medium original auto
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Ruth Moorhead26-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.