⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26603619, and has not been changed.
This name is a synonym of Isoetes howellii .
The record derives from Tropicos which reports it as a synonym (record 26603619
) with original publication details: Trans. Acad. Sci. St. Louis 4: 385 385 1882.