. Contributions from the Osborn Botanical Laboratory. Plants. ON Drosera rotundifolia 17 The results of the three successive reactions of this tentacle are summarized in Table VI. The increase in length for the three reactions was mm., mm. and mm. The region of most intense growth moved basally. In the first reaction Table VI No. of Segment Original Length Length after First Bending Amt. of Growth Relative Amt. per Mm. Length after Second Bending Amt. of Growth Relative Amt. Length after Third Bending Amt. of Growth Relative Amt. I 80 80 0 0 80 0 0 80 0 0 2 47 53 6 13 53 0 0 53
. Contributions from the Osborn Botanical Laboratory. Plants. ON Drosera rotundifolia 17 The results of the three successive reactions of this tentacle are summarized in Table VI. The increase in length for the three reactions was mm., mm. and mm. The region of most intense growth moved basally. In the first reaction Table VI No. of Segment Original Length Length after First Bending Amt. of Growth Relative Amt. per Mm. Length after Second Bending Amt. of Growth Relative Amt. Length after Third Bending Amt. of Growth Relative Amt. I 80 80 0 0 80 0 0 80 0 0 2 47 53 6 13 53 0 0 53 0 0 3 29 34 5 17 36 2 6 39 3 8 4 36 46 10 27 53 7 15 54 I 2 5 43 55 12 28 70 15 27 77 7 10 6 59 69 10 17 82 13 19 95 13 16 Total ... 294 337 43 15 374 37 II 398 24 6 it was in Segments 4 and 5; in the second in Segment 5; and in the third in Segment 6. The ultimate stages of bending in the three reactions are shown in Fig. i i. In each subsequent inflexion. Fig. II. The ultimate stages in three successive inflexions of the same tentacle, X 22. a, at the end of the first inflexion; b, at the end of the second inflexion; e, at the end of the third 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 Osborn Botanical Laboratory. [New Haven?] Osborn Botanical Laboratory, Yale University
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