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The morphological characteristics are very useful to taxonomists for the diagnosis and classification of plants. With the progress of scientific research, it becomes clear that only the morphological characteristics are not sufficient enough as the data of studies of other branches of botany have considerable value to assess the proper systematic status and phylogeny of […]
The angiosperms are thought to represent the climax of an extensive evolution and it would appear that the evolution of angiosperm has been still a continuous process. principal evolutionary tendencies of the flowers The principal evolutionary tendencies of the flowers: Elongated floral axis to shortened floral axis. Spiral arrangements of floral parts to the
A herbarium is a place of the depository of plant specimens in dry conditions. According to H. M. Lawrence (1967), a herbarium is a collection of plant specimens after dried and pressed, these plant specimens are arranged in the sequence of an accepted classification, and are also available for reference or other
What is a Herbarium? preparation, importance, functions and botanical gardens Read More »
For a successful publication of name, a scientific name must need an effective and valid publication by which this name will be acceptable in the whole world. The international code botanical nomenclature is based on the following sets of 3 principles, which are the philosophical basis of the code and provide guidelines for the taxonomists
Development of botanical code For several centuries the names of plants appeared as polynomials – which may be difficult to remember. Casper Bauhin at first in 1653 introduced Binomial Nomenclature, in which the scientific name of species consists of two parts, firstly the generic epithet and secondly the specific epithet. Ex – Scientific name of
Development of botanical code, the type method and Author citation Read More »
It is a naming system in taxonomy, which is composed of two terms. The first term indicates the Generic epithet and the second term indicates the Specific epithet of any organism. What is binomial nomenclature? Each and every organism has different local names in different localities. These multiple local names make a difficult situation to
Taxonomic advancements today can be conveniently divided into four distinct phases encountered in different parts of the world. This system was formulated by Davis and Heywood in 1963. Phases of taxonomy The pioneer or exploratory phase 1. This phase marks the beginning of plant taxonomy, collecting specimens and building herbarium records. 2. These specimens are
What are the Phrases and Components of Taxonomy? Read More »
Taxonomy is a very important branch of biology which deals with the classification of living organisms. This word was first used by Augustin P. de Candole who lived during the 18th century and also developed taxonomic hierarchy. Taxonomy, originating from two Greek words ‘taxis’ means arrangements and ‘nomos‘ means method. Systematics