. Our ferns in their haunts; a guide to all the native species. Ferns. THE BLADDER FERNS. striking and little attention is paid to them. The variety dentata has narrow bipinnate fronds with blunt pinnae and pinnules, the latter toothed. The variety angiistata has broad, nearly tri- pinnate fronds with acute, rather lan- ceolate, pinnules with sharply toothed lobes. Variety laciniata has the pinnules cut into irregular narrow teeth. The author once collected this species in the mountains of a tropi- cal island, where it grew in the crevices of a ledge that interrupted the flow of a mountain tor
. Our ferns in their haunts; a guide to all the native species. Ferns. THE BLADDER FERNS. striking and little attention is paid to them. The variety dentata has narrow bipinnate fronds with blunt pinnae and pinnules, the latter toothed. The variety angiistata has broad, nearly tri- pinnate fronds with acute, rather lan- ceolate, pinnules with sharply toothed lobes. Variety laciniata has the pinnules cut into irregular narrow teeth. The author once collected this species in the mountains of a tropi- cal island, where it grew in the crevices of a ledge that interrupted the flow of a mountain torrent. When the rainy season swells the volume of water, all the fronds are washed away, but as soon as it subsides, a new crop is produced. Since there are two rainy seasons in this place the plant seems regularly to produce two sets of fronds each year. The Bulbiferous Bladder Fern. cyticfteris Whercvcr there is a line of buibifcra. shaded, dripping cliffs, especial- ly in limestone regions, one may look for the bulbiferous bladder fern {Cysiopteris. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Clute, Willard Nelson, b. 1869. New York, F. A. Stokes Co
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1901
