DIY History | Transcribe | Scholarship at Iowa | A brief description of nine species of Hepaticae found in the vicinity of Iowa City by Mary F. Linder, 1886 | A brief description of nine species of Hepaticae found in the vicinity of Iowa City by Mary F. Linder, 1886, Page 27

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A brief description of nine species of Hepaticae found in the vicinity of Iowa City by Mary F. Linder, 1886

A brief description of nine species of Hepaticae found in the vicinity of Iowa City by Mary F. Linder, 1886, Page 27

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[page]25.[/page] bearing except a few near the surface at the center and some scattered ones which are colorless. There is also a marginal row of cells apparently crystal-bearing. When the gemmae fall to the ground, no matter which side falls uppermost the colorless cells on the side next the ground, begin to send out rhizoids while those on the upper side are changed under the influence of the sun to form the dorsal surface. After they are attached to the ground, new fronds begin to grow out from the lateral buds. The gemmae are usually found on detached fronds, or those growing in deep shade which seem to be conditions unfavorable to the formation of spores. They also are produced throughout a large