Horsetail Division
Family Equisetaceae,
Horsetail Family, משפחת שבטבטיים
Spore producing plants with jointed, abrasive stems; two different stalks: one is the ferile "joint-grass" (a cone-like structure at the top), the other is the sterile "horse-tail"; the spores are wrapped with small bands.
Genus Equisetum, שבטבט:
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