Venus flytrap co-pollination

Aug 29, 2020

The flowering period of Venus Flytrap is from early summer to midsummer. In the early stage, flower stems will grow. Each flower stem has about five to ten flower buds. It is a standard corymb inflorescence, and white flowers bloom in sequence every day. In principle, each flower will only produce one flower stem. If the growing environment is suitable and the nutrients are sufficient, sometimes two flower stems will grow. Normally, there will be five petals and five calyxes, and occasionally six petals. Variant strain. There are about a dozen stamens, and there will be a pistil in the center with a forked stigma.

Venus flytraps do not pollinate the same plant. The reason is that when the anthers of the stamens grow pollen, the styles of the pistils are closed. The stigma will not be until the stamens begin to fall outward

The opening becomes bifurcated, and then it is in a state of being likely to be powdered. This kind of stamens mature before the pistils grow into it is quite common in the plant kingdom. The main reason is to avoid pollination of the same plant. In general technical terms, this kind of flower is called "Protandrous flower" (Protandrous flower). Except for the flower stem, there is generally no taller part that grows upward. The normal stem is short and difficult to detect, and the petiole and leaves will not rise above the flower stem. This is a characteristic of carnivorous plants. Because in addition to predating insects to absorb their nutrients, insects are also needed to assist in pollination for the continuation of offspring, which is an entomophilous flower. Therefore, the supplementary leaves and flowers must be distinguished. It can be said that this is the natural wisdom given to them by nature.


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