. Studies in fossil botany . Paleobotany. 188 STUDIES IN FOSSIL BOTANY the megaspore and prothallus from a fructification, provisionally named Mazocarpon, distinguished by the. Fig. 77.—Lejiidostrobus Vclthehnianus. Megaspore in section, filled with prothallus, which protrudes somewhat through the opening of the megaspore-wall. X 50. S. Coll. 912. R. S. fact that the megaspores in the sporangium are em- bedded in a massive parenchymatous tissue. In other specimens traces of the archegonia are recognisable. Please note that these images are extracted from scanned page images that may have b
. Studies in fossil botany . Paleobotany. 188 STUDIES IN FOSSIL BOTANY the megaspore and prothallus from a fructification, provisionally named Mazocarpon, distinguished by the. Fig. 77.—Lejiidostrobus Vclthehnianus. Megaspore in section, filled with prothallus, which protrudes somewhat through the opening of the megaspore-wall. X 50. S. Coll. 912. R. S. fact that the megaspores in the sporangium are em- bedded in a massive parenchymatous tissue. In other specimens traces of the archegonia are recognisable. 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 Scott, Dukinfield Henry, 1854-1934. London, A. and C. Black
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