. Contributions from the Botanical Laboratory, vol. 8. Botany; Botany. Fi^r. I an elon^'ated soap bnbble passes thronjxh the same foi'ms when allowed to shorten as it did when eloiij2:ate(l. Hnt no si^'n of fusion of the droplets appears, until thox are actually in contact with on<' another. Similarly, a globule i'eapproachin<2: the protoplast itself must actually c(une intcv ccmtact with the mass from which it arose l)ef(U'e it loses its spherical shape and starts to flow back into the plasma mass, even though the two are ('(umected at all stages by a thread f plasmalemma. It has been k


. Contributions from the Botanical Laboratory, vol. 8. Botany; Botany. Fi^r. I an elon^'ated soap bnbble passes thronjxh the same foi'ms when allowed to shorten as it did when eloiij2:ate(l. Hnt no si^'n of fusion of the droplets appears, until thox are actually in contact with on<' another. Similarly, a globule i'eapproachin<2: the protoplast itself must actually c(une intcv ccmtact with the mass from which it arose l)ef(U'e it loses its spherical shape and starts to flow back into the plasma mass, even though the two are ('(umected at all stages by a thread f plasmalemma. It has been known for some time (Chodat 1911) that when meso- plasm is included in strands persisting between protoplast and wall on plasmolysis, the cytoplasm rounds into balls on a thin threa ^. 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 University of Pennsylvania. Botanical Laboratory. Philadelphia : University of Pennsylvania Press


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1892