(Maidenhair fern Family)
Argyrochosma limitanea (Maxon) Windham subsp. mexicana (Maxon) Windham
Southwestern false cloak fern
This subspecies, like A. limitanea subsp. limitanea is an apogamous triploid. Subspecies mexicana is distinguished from subspecies limitanea by the fact that its proximal pinnae are 1/4 to 1/3 the length of the blade, while the proximal pinnae of subspecies limitanea are 1/2 or more of the blade.
Copper Kettle Canyon, Florida Mountains, Luna County 16 March 2005