siliqua Archives - Overall Science

Characteristics and economic importance of Cruciferae (Brassicaceae)

July 20, 2022May 31, 2018 by Shailesh Koirala

1. Diagnostic features Herbaceous, exstipulate, alternate leaves. Inflorescence- typical racemose type. Flowers- ebracteate and bisexual, Calyx-4, freely arranged in two whorls, Corolla-4, cruciform, Stamens-6, tetradynamous. Gynoecium: bi-carpellary, syncarpous with parietal placentation. Fruit- siliqua or silicula. 2. Distribution Worldwide in distribution. But they abundantly grow in temperate and cold parts of the northern hemisphere. Many species … Read more

Fruit and its type

July 3, 2022April 9, 2018 by Shailesh Koirala

Fertilized ovary is called fruit. It has two parts i.e. fruit wall or pericarp and seeds. Pericarp is made up of three layers epicarp, mesocarp and endocarp. Fruits might be true fruits and false fruits. True fruit develops from ovary and false fruit develop from any part other than ovary. Types of fruits: Fruits are … Read more