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 [...]
In this article we will discuss about Taxonomy which was started as “Folk Taxonomy” in earlier 15th century:- 1. History of Taxonomy 2. Phases of Taxonomy 3. Fundamental Components 4. Aims. History of Taxonomy: Plant taxonomy is one of the earliest disciplines of Botany. It was started as "Folk Taxonomy" in earlier 15th century but it has grown and gone very [...]
In this article we will discuss about:- 1. History of Species Concept 2. Current Species Concepts 3. Types 4. Family and Higher Categories. History of Species Concept: The species, as we know, is the fundamental unit of taxonomic hierarchy. Davis (1978) called them 'Building bricks' in Biological classification. In biological phenomenon biosystematics concept is the oldest one. It is the [...]