Category: Science - Biology
Adiantum pedatum:—Root-stock creeping, scaly, and copiously rooting; stalks scattered, a foot or more high, dark-brown and polished, forked at the top; fronds six to fifteen inches broad, membranaceous, smooth, spreading nearly horizontally, composed of several (six to fourtee...
Description:—Professor Robinson has remarked of this species:—“This comes nearer being a tree fern than any other of our species; the caudex, covered by the bases of fronds of p...
2. Part 2Hab.—In crevices of shaded cliffs, and on mossy rocks, especially near cascades and rivulets, from Northern New England to Wisconsin, and northward to Arctic America. Also in th...
3. Part 3_Aspidium Filix-mas_, Swartz, in Schraders Journal, ii., (1800) p. 38; Syn. Fil., p. 55.—Schkuhr, Krypt. Gew., p. 45, t. 44.—Willdenow, Sp. Pl., v., p. 259.—Link, Fil. Hort. Ber...
1. Part 1Adiantum pedatum:—Root-stock creeping, scaly, and copiously rooting; stalks scattered, a foot or more high, dark-brown and polished, forked at the top; fronds six to fifteen inc...
5. Part 5Var. _obtusilobata_, Torrey, Fl. New York, ii., p. 499, t. clx (_Onoclea obtusilobata_, Schkuhr), is not a permanent variation of the species, but is based on a not infrequent c...