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

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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.