Life

What is the shape of Lycopodium root stele?

What is the shape of Lycopodium root stele?

The central portion of the root is occupied by protostele. The stele is monarch with one pro- toxylem group in young roots, but becomes diarch or triarch in older roots. The xylem is ‘C’ or ‘U’ shaped with the protoxylem at the tips of ‘C’ or ‘U’.

What is the anatomy of the roots?

Parts of a root include the primary root, lateral roots, the apical meristem, a root cap, and root hairs. A cross sectional view of an herbaceous dicot root reveals the epidermis, cortex, endodermis, pericycle, and vascular tissues. Plant root systems are either a taproot system or a fibrous root system.

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What are the characteristics of Lycopodium?

They are flowerless, vascular, terrestrial or epiphytic plants, with widely branched, erect, prostrate, or creeping stems, with small, simple, needle-like or scale-like leaves that cover the stem and branches thickly. The leaves contain a single, unbranched vascular strand, and are microphylls by definition.

Which type of steel is found in the root of Lycopodium?

actinostele – a variation of the protostele in which the core is lobed or fluted. This stele is found in many species of club moss (Lycopodium and related genera).

What is the class of Lycopodium?

Lycopodiopsida
Clubmoss/Class

Is Lycopodium a Pteridophyte?

Lycopodium clavatum (Fig. 11.4) is commonly known as club moss, clubfoot moss, foxtail, ground pine, sulfer, and wolf’s claw. It is a pteridophyte abundantly found in tropical, subtropical and in many European countries.

How can we identify the anatomy of root and stem?

Stem shows positively phototropic and negatively geotropic growth. Stem possess nodes and internodes. Branches, leaf, flower bud and bracts are developed from nodes. Root: Root is the part of the plant which lies below the surface of the soil.

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What is the stem structure?

Structure of a Stem. The stem divides into nodes and internodes. The nodes give rise to the leaves and hold the buds which grow into branches. The internodes separate two nodes. Internally, it contains three basic types of tissues: Dermal tissue, Ground tissue, and Vascular tissue all of which are made of simple cells.

Where does Lycopodium grow?

Native to the Great Lakes area, lycopodium grows best in a cool, moist environment with nutrient-rich soil. Because of its high moisture and humidity requirements, lycopodium is a difficult plant to maintain in the home and is best grown in pots.

What is Lycopodium spore method?

Lycopodium spore method was performed on ingredients of Shatavaryadi churna, an ayurvedic formulation used as immunomodulator, galactagogue, aphrodisiac and rejuvenator. Estimation of diagnostic characters of each ingredient of Shatavaryadi churna individually was carried out.

Which stele is found in Psilotum?

The whisk fern, Psilotum is one extant plant having an actinostele. (You’ll meet Psilotum shortly.) plectostele – interconnected regions of xylem are collectively surrounded by a mass of phloem. Club mosses (Lycopodiopsida) often exhibit this type of stele arrangement.

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Which type of gametophyte is found in Lycopodium?

Gametophyte: ADVERTISEMENTS: Lycopodium is homosporous, therefore, spore germinates exosporically to produce gametophytic prothallus, which bears both male and female sex organs (i.e., monoecious and homothalic). The germination of the spores may be immediate in some species (e.g., Lycopodium cernuum, L.