Description
Ophioglossum costatum (also called Costate Adder's-tongue, among many other common names) is a small, perennial, evergreen, fern-like plant. It is native to the tropical and subtropical regions of the Americas, Africa, and Asia. It typically grows in moist, shady areas such as woods, stream banks, and rocky hillsides.
Flower, Seeds and Seedlings
Ophioglossum costatum has small, greenish-yellow flowers that are borne in clusters. The seeds are small and black, and the seedlings are small and delicate.
Where to Find Ophioglossum costatum
Ophioglossum costatum can be found in wet meadows, marshes, and shallow ponds in the western United States and Canada.