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1 record found in the Index Nominum Genericorum database.

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Diacritical Conversion

Protoblechnum L. Lesquereux, Second Geol. Surv. Pennsylvania, Rep. Progr., Descr. Coal Fl. 188. 1880 (post 6 Feb).
T.: P. holdeni (E. B. Andrews) L. Lesquereux ('holdeni') (Alethopteris holdeni E. B. Andrews) (non vidi)
Fronds; Carboniferous; Rushville, Ohio, U.S.A.
FOSSIL-PTERIDOPHYLLA-ALETHOPTERIDES (104) 01 Jun 2017

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