The below mentioned article provides an overview on Families of Angiosperms. Angiosperms = Ovules or seeds enclosed in the ovary. I. Dicotyledons. II. Monocotyledons I. Dicotyledons: Flowers mostly tetra or pentamerous; leaves net veined; cotyledons usually two; stem commonly with vascular bundles arranged in a ring and open. This class is divided into polypetalae, gamopetalae and monochlamydeae. A. Polypetalae: Flowers [...]
In this article we will discuss about the structure of Michelia Champaca (Champa) with the help of a diagram. Habit and Habitat: A tall, graceful, ever-green tree with dark-grey bark; cultivated, flowering mainly during April-June. Root: Tap root; branched. Stem: Aerial, erect, branched, woody, solid. Leaf: Ramal; alternate; stipulate, stipules convolute, petiolate, simple, ovate or oblong-lanceolate, entire with acute apex; [...]
In this article we will discuss about the fossil anglosperms of a plant. The fossil remains of true angiosperms are found only in the later geological periods and as a group they are more modern than other vascular plants. The fossil history of Angiosperms is too short to enable us to approach a definite conclusion. The palaeobotanical record of this [...]