Order Ophioglossales is a botanical term used to refer to a group of plants that are commonly known as adders-tongues. However, there are several synonyms that can be used instead of this term. Some of the popular synonyms for Order Ophioglossales include the Ophioglossaceae, the adder's tongue family, the Ophioglossum order, and the fern order. While these terms can be used interchangeably, they all refer to the same group of plants that share similar characteristics and structures. Whether you are a botanist or just a casual nature enthusiast, using these synonyms will help you better understand and communicate about these fascinating plants.