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1a. Astrolepis cochisensis subsp. chihuahuensis D. M. Benham, Amer. Fern J. 82: 59. 1992.
Sporangia containing 64 spores; spores averaging 39--46 µm diam. 2 n = 58.
Sporulating summer--fall. Rocky calcareous slopes and cliffs; mostly on limestone; 1200--2600 m; N.Mex., Tex.; ne Mexico.
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