Nova Scotian Institute of Natural ScienceBall, E. H.2008-12-192008-12-191882Ball, E.N. (1882). On Nova Scotian ferns. Proceedings and Transactions of the Nova Scotian Institute of Natural Science, 5(1), 13-15.http://hdl.handle.net/10222/11381Read on November 11, 1878 by George Lawson.enplantsAspidium spinulosumNova ScotiaText