From their original abode the Angiosperms covered the whole of the earth migrating to different countries along different routes. Moving northwards they covered the whole of Asia and following a coastal route reached the Bearing Straight and crossed over to America. Mountains of Malaya and Burma brought them to the Himalayas by which route they had access to Europe. In [...]
In this article we will discuss about the vegetation of various geographic regions of India: 1. Western Himalaya 2. Eastern Himalaya 3. Arid Zone 4. Gangetic Plain 5. Assam 6. Malabar 7. Deccan. Geographic Region # 1. Western Himalaya: In the tropical belt extending up to an altitude of 1000 mtr. we find a Sal forest (Shorea robusta Gaertn) of [...]
The following points highlight the four major types of phytogeographic realms according to turrill. The types are: 1. The Northern Realm 2. The Paleotropical Realm 3. The Neo Tropical Realm 4. The Southern Realm. 1. The Northern Realm: The Northern Realm is subdivided into following 8 regions: i. Artie and Sub-artic Region: Includes Alaska, Greenland, Iceland, northern part of [...]