Ophioglossum

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Ophioglossum

Description Ophioglossum, commonly known as adder’s tongue fern, is a unique and ancient fern that belongs to the family Ophioglossaceae. It is one of the oldest ferns in existence, dating back over 400 million years. This perennial fern is characterized by its tall, erect fronds that grow from a central rhizome. The fronds are usually unbranched and have a single,…