the smallest physical unit of an element or compound, consisting of one or more like atoms in an element and two or more different atoms in a compound. 2. Chemistry.
The cultivated saffron (saffron crocus C. sativus) flowers in the autumn and comes up every year, so it is known as a perennial plant. It does not grow wild, and is now a triploid form of the eastern Mediterranean plant called Crocus cartwrightianus. It is thought that C. cartwrightianus came from Crete.he cultivated saffron (saffron crocus C. sativus) flowers in the autumn and comes up every year, so it is known as a perennial plant. It does not grow wild, and is now a triploid form of the eastern Mediterranean plant called Crocus cartwrightianus. It is thought that C. cartwrightianus came from Crete.
Crocosmia plants produce numerous ornamental flowers each year that are red, yellow or orange in color. They grow up to 2 feet in height and bloom during the ... Crocosmia is a genus of flowering perennials native to southern Africa. They can be either evergreen or deciduous, depending on the variety and the climate. Crocosmia plants produce numerous ornamental flowers each year that are red, yellow or orange in color. They grow up to 2 feet in height and bloom during the ...