. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. POLYSTICHUM A. Lvs. simply pinnate throuyliottt. B. Lower pinnte gradualltf reduced to mere lobes. LoncUtis, Roth. (Aspldinm LnncJiUis). Hollt Feun. .vs. a-2U in. loiiK, rigid, tlie pinnra broadly lanceolate- falcate, the lowest trian- ^ gular. North Europe and America, mostly in high latitudes. BB. Lower pinnm
. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. POLYSTICHUM A. Lvs. simply pinnate throuyliottt. B. Lower pinnte gradualltf reduced to mere lobes. LoncUtis, Roth. (Aspldinm LnncJiUis). Hollt Feun. .vs. a-2U in. loiiK, rigid, tlie pinnra broadly lanceolate- falcate, the lowest trian- ^ gular. North Europe and America, mostly in high latitudes. BB. Lower pinnm scarce- ly. than tho acTosticholdes, Schott (Aspidiitm acrosticho- ules, Swz.). Christmas Fern. Pijrs. 1885, 1886. Growing in dense crowns, with stalks 0-8 in. high, the pinnse liu- ear-Ianceolate,somewhat falcate, and serrulate with appressed teeth; spire-bearing pinnse contracted, with con- fluent sori. Eastern United States. - One of species, munitum, Kaulf. (As- pidiiim munitum. Kaulf.). Stalks4-12 in. long, chaffy at base or through- out; pinnffi long, linear-acuminate, serrate or doubly ser- rate ; sori in a single row midway from midrib to mar- gin. Utah northward and westward. lepidocatllon, Hook. Stipes densely clothed with large, heart-shaped scales: Ivs. short, with 12-15 pairs of pin- Dfe, unequal-sided, scarcely toothed: sori usually in two rows. Japan. AA. Lvs. with auricles of pinrue forming distinct leaf- lets. vivfpanim, P^e. Lvs. 12-18 in. long, 4-6 in wide, with numerous lanceolate pinnse; lower basal margin ob- liquely truncate; sori in 2 or 4 rows. West Indies. AAA. Lvs. bipinnate in the lower two-thirds. c. Pinnules auricled. actdeatum, Roth. {Aspidium aculeAfum, Swz.). Lvs. 2 ft. or more long, 6-8 in. wide; pinnules twice as long as wide, with very conspicuous basal auricles. Eu. and Calif. —P. proliferum, Hort., is an Australian form pro- ducing buds on the leaves. angulire, Willd. Lvs. 1-2 ft. long, rather narrowly lanceolate; pinnules nearly triangu
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