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 | | The family or genus of a fern is often determined by the shape of its indusium; e.g., the indusium of the woodsias is star-shaped; of the Dicksonias, cup-shaped; of the aspleniums, linear; of the wood ferns, kidney-shaped, etc. |
 | | It is said to be the "rarest, tallest and handsomest of the lip ferns." Mountains of Virginia and Kentucky to Georgia, and west to Missouri, Texas and Arizona. |
 | | The fragile bladder fern, as it is often called, and which the name _frágilis_ suggests, is the earliest to appear in the spring, and the first to disappear, as by the end of July it has discharged its spores and withered away. |
| www.ibiblio.org /pub/docs/books/gutenberg/1/1/3/6/11365/11365-8.txt (18133 words) |
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