olypodiums vulgare. Linn. Wall Fern. Polypody. Lf.-blades 4-10 in. long, on pale stalks half their length, 1-3 in. wide, cut nearly or quite to the rachis into entire or slightly toothed blunt pinnae. New England to Ala. and westward to Ore.; also common throughout EU., where many forms are in cult. Var. cambricum occurs in N. Y. and New England. Very many other varieties are cult, in England but unknown to American trade.
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Polypodiums vulgare. Linn. Wall Fern. Polypody. Figs. 3107, 3108. Lf.-blades 4-10 in. long, on pale stalks half their length, 1-3 in. wide, cut nearly or quite to the rachis into entire or slightly toothed blunt pinnae. New England to Ala. and westward to Ore.; also common throughout EU., where many forms are in cult. Var. cambricum (Fig. 3110) occurs in N. Y. and New England. Very many other varieties are cult, in England but unknown to American trade.