. Introduction to cryptogamic botany. Cryptogams. 480 INTRODUCTION TO CRYPTOGAMIC BOTANY. 5. PoTTiACEi, Br. & 8c., Mont. Sporangia pedunculate, straight, oval; peristome none, or 16-fid; calyptra mitriform; leaves green, composed of wide large cells. Annual or biennial. 529. These mosses are at once distinguished from Phascum by their constantly pedunculate and dehiscent sporangia. They are common either on newly moved soil, like Phascei, or on the mudcaps of walls, or situations corresponding with them in character. The fruit is either altogether destitute of a peristome, as Fottia, or, a
. Introduction to cryptogamic botany. Cryptogams. 480 INTRODUCTION TO CRYPTOGAMIC BOTANY. 5. PoTTiACEi, Br. & 8c., Mont. Sporangia pedunculate, straight, oval; peristome none, or 16-fid; calyptra mitriform; leaves green, composed of wide large cells. Annual or biennial. 529. These mosses are at once distinguished from Phascum by their constantly pedunculate and dehiscent sporangia. They are common either on newly moved soil, like Phascei, or on the mudcaps of walls, or situations corresponding with them in character. The fruit is either altogether destitute of a peristome, as Fottia, or, as in Anacalypta, there are sixteen teeth united at the base by a membrane. It is, however, not. Fig. 106. a. Portion of edge of leaf of Oymnostomum curvirostrum, magnified. Moug., No. 905. b. Ditto of Pottia truncata, var. major. Moug., No. 809. c. Ditto of Orthotrichum Bruchii, from the base and towards the tip, with a single cell of the latter. Moug., No. 826. d. Splachnim Ivteum, young and old sporangium with a pair of teeth. From Hookerian Herbarium. e. Buxbaumia aphylla. After 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 Berkeley, M. J. (Miles Joseph), 1803-1889. London, New York, H. Bailliere; [etc. ,etc]
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