Notholaena grayi subsp. grayi
Treatment appears in FNA Volume 2.
Most sporangia containing 16 spores; spores generally more than 55 µm. n = 2n = 90, apogamous.
Phenology: Sporulating summer–fall.
Habitat: Rocky slopes and cliffs, on a variety of substrates including both granite and limestone
Elevation: 300–1900 m
Ariz., N.Mex., Tex., n Mexico
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