In this article we will discuss about:- 1. Occurrence and Distribution of Marsilea 2. Sporophyte of Marsilea 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Marsilea: The genus (Marselia) owes its name to Carl Linnaeus (1753) who named it after the Italian count Luigi Ferdinando Marsigli. It is one of the most widely distributed among ferns. But the genus has [...]
In this article we will discuss about:- 1. Occurrence and Distribution of Lycopodium 2. Sporophyte of Lycopodium 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Lycopodium: Lycopodium is popularly called the club moss. Among the genera of the family it enjoys widest distribution though its preference is to tropical and sub-tropical forests. It is not uncommon to find Lycopodium growing [...]
In this article we will discuss about the characters of Lepidocarpon. Though Lepidocarpon is known only from its strobilus it has been widely held that it could have been borne on a Lepidophlois type of stem. The fossils of Lepidocarpon have been obtained from the coal strata in England and U.S.A. The strobili were mososporangiate though the plant was heterosporous. [...]