In this article we will discuss about:- 1. Occurrence and Distribution of Ophioglossum 2. Sporophyte of Ophioglossum 3. Gametophyte 4. Phylogeny. Occurrence and Distribution of Ophioglossum: Of all the genera of the family, Ophioglossum is the most widely distributed being found in almost all the parts of the globe. The genus is divided into three sub-genera viz.: (i) Euophioglossum e.g., [...]
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. [...]