This family contains buckwheat, sorrel (but not wood sorrel[?]), rhubarb, and knotgrass[?]. It is named for the shape of the seed; that of rhubarb, for example, has a triangular cross-section.
All Wikipedia text
is available under the
terms of the GNU Free Documentation License
Search Encyclopedia
Search over one million articles, find something about almost anything!
... using the O18 isotope of oxygen as a tracer label to follow the fate of oxygen atoms during photosynthesis.
Light-dependant reaction
The first stage of ...