Beneath this coat is the food reserve to feed the embryonic seedling hidden inside. This is the cotyledon or cotyledons. There are two groups of plants defined by this seed particulate — the ...

Palm Sunday is April 13 and palms have long been a symbol of sunny Southern California. There are many different types of ...

Ecologists whimsically decided to call the parts that make up a flower its whorls. The first whorl of a flower is known as the calyx, which is the plant’s green, leafy outer structure that ...