. Notes on the life history of British flowering plants. Botany; Plant ecology. unnecessary for the chamber to raise itself from the central pillar, to which, accordingly, it remains close until the moment of disruption (Fig. 74, a). The seed- chamber is, more- over, held in place by a short tongue, which projects a little way over its base, while, on the other hand, the lower end of the rod passes for a short distance be- tween the seed- Fi°-73. — Geranium cUssectum. a, just before tlirow- 1 J , ™? ^^^'1' *' J"^* ^^^'^'' tlirowing seed ; c, the capsule capsule ana tne stUl attached to
. Notes on the life history of British flowering plants. Botany; Plant ecology. unnecessary for the chamber to raise itself from the central pillar, to which, accordingly, it remains close until the moment of disruption (Fig. 74, a). The seed- chamber is, more- over, held in place by a short tongue, which projects a little way over its base, while, on the other hand, the lower end of the rod passes for a short distance be- tween the seed- Fi°-73. — Geranium cUssectum. a, just before tlirow- 1 J , ™? ^^^'1' *' J"^* ^^^'^'' tlirowing seed ; c, the capsule capsule ana tne stUl attached to the rod ; d, the seed. central pillar. The seed-capsule has also near its apex a curious tuft of silky hair (Fig. 74, c), the use of which I will not here stop to discuss. As the result of all this complex mechan- ism, the seeds, when ripe, are flung to a distance which is surprising when we consider how small the spring is. In their natural habi- tat it is almost im- possible to find the seeds when once thrown. I therefore brought some into K. Fig. 74.—Geranium Roiertianum. a, just before throwing the seed ; b, the rod thrown off; c, the carpel and 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 Lubbock, John, Sir, 1834-1913. London, New York, Macmillan and Co. , Ltd.
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Keywords: ., bookauthorlub, bookcentury1900, bookdecade1900, booksubjectbotany
