Name the plant that fits the following description. Long, round, hollow, leafless stems up to 4 feet long and 1/4 to 1/2 inch wide with furrowed ridges running the length of stem segments. Silica in ridges gives surface rough quality.
a) Euonymus japonica (Euon; mus)
b) Dracaena sanderana (Ribbon Plant)
c) Equisetum hyemale (Horsetail, Scouring Rush)
d) Eucalyptus pulverulenta (Eucalyptus)
Answer: c) Equisetum hyemale (Horsetail, Scouring Rush)
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