Black-Jack is an example of an angiosperm. It is common throughout Florida. Its defining feature is the appearance of its flowers. This one was observed in a flatswood forest near Tampa. The weather was clear, the temp. was in the 90s, and there was little wind.
This seeded vascular plant was found at the Lettuce Lake Park on Sept. 30th, 2019 around 2:45pm. The weather was sunny and the air was damp. This plant was found at the base of a tree in a grassy and damp area. The few flowers found were very small in size, about a couple millimeters wide. The pedals were white, and the center of the flowers were yellow. There were some not fully developed flowers next to the developed ones that are a green color. According to keys lucid central, these flowers can be between 20-150 cm tall. The ones observed here were short and around 20cm tall or less.
The flowering plant observed had a dark yellow center surrounded by white petals. The flower was approximately 2 inches in diameter. The anthers can be clearly seen from a top view. The flower was observed in a grassland bordering a mangrove forest. According to https://www.britannica.com/plant/Bidens, the plants have divided leaves, as can be seen in the photo. Also, the fruits of the flower contain 2 barbed bristles which was observed at the location.
Visual observation - I found this flower on outside of my house . This flower was white on its petals and yellow in the middle. I found bees on it before I scared them away. The characteristic that pointed this out to me was that these flowers had 3-5 leaflets and because of the white and yellow color. Reference: https://www.projectnoah.org/spottings/1224745032
It is native to the Americas , hence , why it was so easy to find.
The organism was found in a very sunny area, close to the ground, and growing in large numbers. It was not super close to water and was surrounded by many other leafy organisms. It had a thin and short stem leading to a yellow, pollen-filled center surrounded with 3 to 4 short white petals. A detailed description can be found at: https://florida.plantatlas.usf.edu/Plant.aspx?id=3604