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FNA | Family List | FNA Vol. 2 | Aspleniaceae | Asplenium

19b. Asplenium trichomanes subsp. quadrivalens D. E. Meyer, Ber. Deutsch. Bot. Ges. 74: 456. 1962.

Spores (as measured in Hoyer's Solution) 37--43 µm. 2 n = 144.

Calcareous rocks such as limestone and dolomite; 0--3000 m; B.C., Ont., Que.; Conn., Del., Ill., Maine, Md., Mass., Mich., N.H., N.J., N.Y., Ohio, Oreg., Pa., Vt., Va., Wash., W.Va., Wis.; Europe; Asia; Africa; Pacific Islands in New Zealand; Australia.


 

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