Wolffia borealis
Encyclopedia
Wolffia borealis is a species of flowering plant known by the common name northern watermeal. It is native to North America including sections of Canada and the United States. It grows in mats on the surface of calm water bodies, such as ponds. It is a very tiny plant with no leaves, stems, or roots. The green part is a up to 1.2 millimeters long with one rounded end and one pointed end. On the flattened top of the plant is a single stamen
and pistil
. Like other Wolffia, it is edible and makes a nutritious food.
Stamen
The stamen is the pollen producing reproductive organ of a flower...
and pistil
Gynoecium
Gynoecium is most commonly used as a collective term for all carpels in a flower. A carpel is the ovule and seed producing reproductive organ in flowering plants. Carpels are derived from ovule-bearing leaves which evolved to form a closed structure containing the ovules...
. Like other Wolffia, it is edible and makes a nutritious food.