Is marsilea a fern?
Marsilea is a genus of approximately 65 species of aquatic ferns of the family Marsileaceae.
How does marsilea reproduce?
Marsilea reproduces vegetatively as well as by means of the spores. i. Vegetative Reproduction: Under some unfavourable circumstances the subterranean branches of the rhizome form tubers.
What is Sporocarp of marsilea?
Marsilea is a heterosporous fern, which produces two types of spores – microspores and megaspores in separate sporangia, borne in special bean-shaped bodies called the sporocarps. Sporocarp is a bean-shaped to ovoid, nutlike structure, attached to the basal part of the petiole with the help of a stalk.
Is marsilea a Pteropsida?
Marsilea is a genus of aquatic ferns belonging to class Pteropsida as the plant body contains only a rhizome and shoot which are the characteristic features of class Pteropsida.
Why marsilea is called Pepper wort?
The group is commonly known as the “pepperwort family” or as the “water-clover family” because the leaves of the genus Marsilea superficially resemble the leaves of a four-leaf clover (a flowering plant).
How do you grow marsilea Hirsuta?
Lighting for Marsilea Hirsuta Tanks With enough light, it will grow in a thick, carpet-like pattern, which will be visible from a distance. As the leaves grow taller and more widely spread out in a low-light tank, they will have less of a carpet-like appearance than they would in a high-light tank.
What is Ligule botany?
Ligule: The membranous appendage arising from the inner surface of the leaf at the junction with the leaf sheath in many grasses and some sedges.* In grasses, the ligule is an important identification characteristic.
What is sporocarp in pteridophytes?
A sporocarp is a specialised type of structure in the aquatic ferns of the order Salviniales whose primary function is the production and release of spores.
Where is Sporocarp found?
Sporocarp is the mother cell for spores which stores and releases the spores. It is present only in aquatic ferns. Although there are other plants that have a derivative of sporocarps. But, only the order Salviniales has true sporocarp structures.
Is the common name of marsilea *?
1880, which is a synonym for Marsilea vestita. Other common names include gelid waterklawer, small water clover, airy pepperwort, and pepperwort, though the lattermost also applies to plants in the genus Lepidium….
Which fern is called as Shushni?
Leaves of Marsilea, commonly called ‘shushni’, are used as vegetable. The rhizome of many ferns such as Pteris, rich in starch, is used as food. The corm (modified stem) of Isoetes is used as food by pigs, ducks and other animals. ii.
Why is fern called pteridophyta?
Because pteridophytes produce neither flowers nor seeds, they are sometimes referred to as “cryptogams”, meaning that their means of reproduction is hidden. Ferns, horsetails (often treated as ferns), and lycophytes (clubmosses, spikemosses, and quillworts) are all pteridophytes.