Sceptridium biternatum, the southern grapefern or sparse-lobe grape fern , is a perennial fern in the family Ophioglossaceae, occurring in eastern North America.

It occurs in "low woods, in hardwood and pine forests, in fields, and on roadsides.

"[2] Like other grape ferns, it depends on a mycorrhizal association in the soil to survive.

In the fall its leaves and stem turn a reddish-brown / bronze color; a local name for it is “red fern”.

This fern-related article is a stub.