Search results
Chara is a genus of charophyte green algae in the family Characeae. They are multicellular and superficially resemble land plants because of stem -like and leaf -like structures. They are found in freshwater, particularly in limestone areas throughout the northern temperate zone, where they grow submerged, attached to the muddy bottom.
Sep 20, 2022 · The globule is the male sex organ in Chara. It arises on the primary lateral. Development of Globule. In Chara, the antheridium (i.e., globule) develops from a single superficial peripheral cell at the node of the primary lateral on the adaxial side. The peripheral cell functions as the antheridial initial.
The mode of reproduction in Chara is oogamous. The male sex organ is spherical and yellow to red in colour, called globule. The female sex organ is oval and greenish in colour and called the nucule or oogonium. The sex organs are borne on the branch of limited growth mingled with secondary laterals.
Mar 22, 2024 · The male sex organ, called the globule, is spherical and yellow to red. The female sex organ called the nucule or oogonium, is oval and greenish, borne on a branch mingled with secondary laterals. The nucule is situated singly above the globule.
The nucule of Chara is large, green, oval structure with short stalk. It is borne at the node of the primary lateral. It lies just above the globule in homothallic species. Development and Structure: The upper peripheral cell of the basal node of the antheridium functions as the oogonial initial.
Dec 4, 2019 · in this video lecture, sir Ali uzair explained the structure of globule in chara in a very outstanding and understandable way just watch and make your concep...
Development of Sex Organ in Chara: Development of globule (Fig. 3.95). The globule develops at the node of branches of limited growth. Single peripheral cell of each node functions as the antheridial initial (Fig. 3.95A).
