BIOL 1902 Lecture Notes - Lecture 20: Cornus Canadensis, Acer Rubrum, Umbel
4 Dec 2017
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*make sure you know speci c plant and type of pollination mechanism for exam: laurels have bashing stamens, bunchberry owers explode like landmines. The stamens are the fastest moving oral parts of any plant in the world: twayblades also have explosive sex. They open as males with a canon with pollen ready to re. The owers down below self pollinate and produce seeds: cleistogamous flowers are an insurance policy - many spring ephemerals have these, dandelions primarily self-pollinate (but these plants are the exception, not the rule) Getting progeny o to a good start in life (parental care in animals, seed. Dispersal in plants: seed dispersal, some use hard structures, some have armour in the form of hard seed coats (i. e. acorns, seeds can also be protected chemically. Unripe berries are protected with bitter terpenoids: milkweed seeds are well protected by the pod, once mature, the pods open and the seeds are o .
