Hydrangea is one of the world’s most popular ornamental flowers that conceals a bouquet of biological and biochemical surprises. The iconic “snowball” shaped blooms of Hydrangea macrophylla show magical color variation from soil to soil. In this article, incredibly interesting facts about the natural pH indication and color variation of …

When we think of animals and plants, we have a pretty good way of dividing them into two distinct groups: one converts sunlight into energy and the other has to eat food to make its energy. Well, those dividing lines come crashing down with the discovery of a sea slug …

The change in arrangement of vascular tissues of roots having separate strands of phloem and xylem with exarch protoxylem to collaterally placed phloem and xylem with endarch protoxylem of stem is commonly referred to as root–stem transition. In higher plants root and shoot form a continuous axial structure. In this article, The Transition of Root and Stem …

Secondary growth is characterized by an increase in thickness or girth of the plant. It is caused by cell division in the lateral meristem. Herbaceous plants mostly undergo primary growth, with little secondary growth or increase in thickness. Secondary growth is initiated by the activity of the vascular cambium as …

Root is the underground part of a vascular plant and Leaf is the flattened outgrowth from stem of a vascular plant. In this article, the Primary structure of Root and Leaf will be discussed in detail. Primary Structure of Dicot Root The root of Dicot plants usually consists of Epidermis, …

The part of the axis of the plant which is usually ascending and aerial in nature, and also bears the leaves and reproductive structures is called the stem. The stem together with the leaves which it bears constitute the shoot. It is composed of three tissue systems that include the …

Meristematic tissue is the plant tissue that has the ability to divide actively throughout its life. It consists of undifferentiated cells capable of cell division. Apical Meristamatic tissue is one kind of meristem  which stays at the tip of a plant shoot or root  and causes the shoot or root to …

Ratargul Swamp Forest is the only swamp forest located in Bangladesh and one of the few freshwater swamp forests in the world. In the previous article, it’s Geography, Ecosystem & Diversity had been discussed. In this one, some of the beauty enhancer and beneficial trees of Ratargul  will be discussed in …

Ratargul Swamp Forest is a freshwater swamp forest located in Gowain River, Fatehpur Union, Gowainghat, Sylhet, Bangladesh. It is the only swamp forest located in Bangladesh and one of the few freshwater swamp forests in the world. The forest is naturally conserved under the Department of Forestry, Government of Bangladesh. …

Methods of Calculation of Quantitative Data   Quantitative data for individual species is calculated by the following methods: 1) Frequency = Number of sampling units in which the species occurred/Total number of sampling units studied Relative frequency = Frequency of a sp./Total frequency of all spp. X 100 2) Density …