The Story of the Seed

Angiosperms are plants that have flowers and produce seeds. Angiosperms are found everywhere, and our Brassica Oleracea is an example of one! This species is just one of 300,000 species that falls under this category. Angiosperms are unique because of the way they reproduce. There are both male and female parts, the male part is called the stamen, and the female part is called the carpel/pistil. The stamen is made up of the anthers (the part that creates pollen) and the filament (the part that holds up the anther). The carpel/pistil is made up of the stigma, style, and ovary. The stigma is the sticky part on top if the long tube called the style, which leads to the ovary. The ovary is where the ovules or female egg cells are held. Other important parts of flowers are petals, even though they are not sexual. Petals help attract pollinators, such as bees, birds, and butterflies, so pollen can be spread from plant to plant. This aids the process of fertilization. In fact, without pollinat...

Angiosperms are all around the world, nearly every plant is an angiosperm. Angiosperms are defined as plants that have flowers and produce seeds. Broccoli plants are just one species of the 300,000 species classified as angiosperms. Angiosperms reproduce sexually. The pistil (female) and the stamen (male) make up the reproductive parts of the broccoli flower. The pistil includes the stigma, style, and ovary. The stigma is where pollen germinates, the style supports the stigma and allows pollen to travel to the ovary, and the ovary contains ovules that can be fertilized to create an embryo. The stamen includes anthers and filaments. Anthers create pollen, and filaments support the anthers. Though nonsexual, petals are also an important part of flowers. Petals function as an attraction for pollinators. Pollinators include bees, hummingbirds, and butterflies. In cross pollination, pollinators transfer pollen from one plant to another. This process is called pollination. Pollen contains ma...

How do flowering plants (angiosperms) like our  Brassica oleracea  plants reproduce? Well, we know that humans reproduce sexually, after all that is how we are all here and how I am writing this blog post right now. But sexual reproduction isn't just for people and animals. Flowering angiosperm plants like our broccoli reproduce this way too! An angiosperm is a plant that has flowers and produces seeds enclosed within a carpel. Just like people, these plants have male and female reproductive organs. The male part is called the stamen and the female part is called the carpel/pistil. The stamen contains the filament, which is the long, slender stalk, and the anther, which is at the top of the filament and is where pollen grains (sperm) are produced. The carpel is composed of an ovary, a style, and a stigma. Inside the ovary, there are one or more ovules that act kind of like a woman's eggs and grow into a seed when fertilized. Using these parts, plants reproduce through the tran...