In this article we will discuss about:- 1. Occurrence of Angiopteris 2. Sporophyte of Angiopteris 3. Gametophyte 4. Phylogeny. Occurrence of Angiopteris: The family Angiopteridaceae has seven genera and nearly 145 species. All are tropical plants occurring in humid forests. Of the seven genera Marattia and Angiopteris are widely distributed. Angiopteris flourishesl in the tropical forests and is represented very [...]
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 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 [...]