Biology Notes on Angiospermic Plant (With Diagram)
The seed of an angiospermic plant consists of an embryo covered by the seed-coat. The embryo has one or two cotyledons and the tigellum. One end of the tigellum is the radicle and the other end is the plumule. On germination the radicle penetrates the soil and produces the roots, while the plumule develops into the shoot of the plant [...]