The generic name of a plant first found by Charles Whittlesey in the coal-measures at Cuyahoga Falls, Ohio, and named by J. S. Newberry in honor of its discoverer (1853).
Nom genèric d'una planta trobada per primera vegada per Charles Whittlesey a les carboneres de Cuyahoga Falls, Ohio, i anomenada per J. S. Newberry en honor del seu descobridor (1853).