Pollen magnification to see detail. The study of pollen is called palynology and is highly useful in paleoecology, paleontology, archaeology, and forensics. Pollen in plants is used for transferring haploid male genetic material from the anther of a single flower to the stigma of another in cross-pollination. In a case of self-pollination, this process takes place from the anther of a flower to the stigma of the same flower. Pollen itself is not the male gamete. Each pollen grain contains vegetative (non-reproductive) cells (only a single cell in most flowering plants but several in other seed plants) and a generative (reproductive)
Grains of Selim Grains of Selim Grains of Selim are the seeds of a shrubby tree, "Xylopia aethiopica", found in Africa. The seeds have a musky flavor and are used as a spice in a manner similar to black pepper, and as a flavouring agent that that defines , the dominant style of coffee in Senegal. It is also known as Kani pepper, Senegal pepper, Ethiopian pepper, and (historically) Moor pepper and Negro pepper. It also has many names in native languages of Africa, the most common of which is in the Wolof language (this is the name used on most packages of