. Embryogenesis in plants. Embryology. QGMQo. Fig. 70. Orchid embryos A-F, Epipactis pahistris. A-E, Early proembryo stages. F, Mature embryo. G, H, J, Orchis latifoUa. G, Filamentous embryo, with suspensor and four-tiered distal region; the earlier stages are generally comparable with those of Epipactis. H, J, Embryos approaching maturity. K-N, Goodyera discolor. K, The basal cell is already beginning to elongate. L, Filamentous young embryo. M, N, Nearly mature embryos with greatly elongated suspensor (A-N, x 160). O-R, Epidendrum ciliare (0-Q, x 490; R, x 265). S-X, Phalaenopsis grandiflora
. Embryogenesis in plants. Embryology. QGMQo. Fig. 70. Orchid embryos A-F, Epipactis pahistris. A-E, Early proembryo stages. F, Mature embryo. G, H, J, Orchis latifoUa. G, Filamentous embryo, with suspensor and four-tiered distal region; the earlier stages are generally comparable with those of Epipactis. H, J, Embryos approaching maturity. K-N, Goodyera discolor. K, The basal cell is already beginning to elongate. L, Filamentous young embryo. M, N, Nearly mature embryos with greatly elongated suspensor (A-N, x 160). O-R, Epidendrum ciliare (0-Q, x 490; R, x 265). S-X, Phalaenopsis grandiflora. S, T, Three-and four-celled proembryos. U, V, Early development of embryonal tubes. W, Em- bryonal tubes at optimum development. X, Mature embryo, with strophiole at base, the latter being all that remains of the embryonal tubes (S-V, x 490; W, x 170; X, X 400). (All from Johansen, redrawn from Treub.). 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 Wardlaw, C. W. (Claude Wilson), 1901-. London, Methuen; New York, Wiley
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Keywords: ., bookcentury1900, bookcollectionbiodiversi, booksubjectembryology
