Elementary botany . cle) of the embryo pushes its wayout between the seed coats at the small end. When the seeds arewell germinated, select several which have the root \-$cm a crow-quill pen we may now mark the terminal portion ofthe root off into very short sections as in fig. no. The first markshould be not more than imm from the tip, and the others notmore than imm apart. Now place the seedlings down on dampfilter paper, and cover with a bell jar so that they will re-main moist, and if the season is cold place them in a warm intervals of 8 or 10 hours, if convenient, obser
Elementary botany . cle) of the embryo pushes its wayout between the seed coats at the small end. When the seeds arewell germinated, select several which have the root \-$cm a crow-quill pen we may now mark the terminal portion ofthe root off into very short sections as in fig. no. The first markshould be not more than imm from the tip, and the others notmore than imm apart. Now place the seedlings down on dampfilter paper, and cover with a bell jar so that they will re-main moist, and if the season is cold place them in a warm intervals of 8 or 10 hours, if convenient, observe them andnote the farther growth of the root. GRO WTH. 121 249. The region of elongation.—While the root has elon-gated, the region of elongation is not at the tip of the root. It liesa little distance back from the tip, beginning atabout 2mm from the tip and extending overan area represented by from 4-5 of the milli-meter marks. Theroot shown in fig. nowas marked at 10 July 5. At 6 the same day, 8.
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Keywords: ., bookauthoratk, bookcentury1900, bookdecade1900, booksubjectbotany
