PTERIDACEAE

Pellaea wrightiana Hooker

Wright's cliff-brake

( Fertile tetraploid)
The fertile pinnules of this species resmble those of P. truncata, but are considerably larger. The costae of the proximal pinnae are shorter than or equal to the pinnule length, unique among representatives of thee genus in New Mexico.

Pinos Altos Range, Grant County    4 Septembr 1991