The image shows a fertile branch of horsetail. In these plants the leaves are greatly reduced and usually non-photosynthetic. They contain a single, non-branching vascular trace, vintage line drawing or engraving illustration.

The image shows a fertile branch of horsetail. In these plants the leaves are greatly reduced and usually non-photosynthetic. They contain a single, non-branching vascular trace, vintage line drawing or engraving illustration. - 132875368

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