With the term diaspora (dïàspora) coming from the Greek διασπορά which means dispersion, derived from διασπείρω, to disseminate, in general, dispersion, especially of peoples who, forced to abandon their places of origin, are scattered in various parts of the world.
In botany the term diaspora refers to the ability of any part of a plant capable of ensuring its multiplication. It constitutes the plant dissemination unit.
They can be prepared for this purpose:
– isolated seeds, when the fruits are dehiscent;
– whole fruits, if they are indehiscent;
– fruit fragments, if they are schizocarp;
– lomenti if they are fragmented into articles;
– infructescences as in the case of figs or blackberries;
– inflorescences such as the spikelets of some Poaceae;
– propagules such as tubercules, bulbils, bulbs, fragments of the stem, branches, rhizomes, sometimes leaves, buds.