Embryonic

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Embryonic is defined as tissue that is made up of actively growing cells. Normally the term is used to describe the early formation of tissue in the first stages of growth. In botany it can both refer to different stages of the sporophyte and gametophyte plant.

In seed plants, both gymnosperms and angiosperms, the young plant contained in the seed, which is a developing egg-cell formed after fertilization (sometimes with out fertilization - apogamy) is an embryo in an embryonic state.
In plants also, an embryonic condition occurs in the buds that form on stems. The buds have tissue that has differentiated but not grown into complete structures. They can be in a resting state overwinter or when conditions are dry, then start growth when conditions are suitable, the buds before they start growing into stem, leaves, or flowers are said to be in an embryonic state.