Vegetative reproduction

Vegetative Reproduction

Kalanchoe plantlets growing from the leaf margin

Vegetative reproduction is a form of asexual reproduction in plants where new individuals are produced without the formation of seeds or spores. This process involves the growth of a new plant from a fragment of the parent plant or a specialized reproductive structure.

Mechanisms

Vegetative reproduction can occur through various mechanisms, including:

Runners and Stolons

Strawberry plant with runners

Runners, also known as stolons, are horizontal stems that grow above the ground. They produce new plants at nodes along their length. A common example is the strawberry plant, which uses runners to spread and colonize new areas.

Rhizomes

Rhizomes are underground stems that grow horizontally. They can produce new shoots and roots at nodes, leading to the formation of new plants. Bamboo and ginger are examples of plants that reproduce through rhizomes.

Tubers

Tubers are swollen, fleshy underground stems that store nutrients. They can give rise to new plants from buds, known as "eyes." The potato is a well-known example of a plant that reproduces through tubers.

Bulbs

Bulbs are short stems surrounded by fleshy leaves or leaf bases that store food. They can produce new plants from the base of the bulb. Onions and tulips reproduce through bulbs.

Plantlets

Bryophyllum daigremontianum plantlets

Some plants, like Kalanchoe, produce small plantlets along the edges of their leaves. These plantlets can detach and grow into new plants.

Cuttings

Stem cutting ready for planting

Cuttings involve taking a piece of a plant, such as a stem, leaf, or root, and allowing it to grow into a new plant. This method is commonly used in horticulture to propagate plants like roses and grapes.

Advantages and Disadvantages

Vegetative reproduction has several advantages, including the rapid spread of plants and the ability to reproduce without pollinators. However, it also has disadvantages, such as reduced genetic diversity, which can make plants more susceptible to diseases and environmental changes.

Related Pages

• Asexual reproduction
• Cloning
• Propagation

• 

  Kalanchoe vegetative reproduction

• 

  Bryophyllum daigremontianum close-up

• 

  Stem cutting

• 

  Muscari displaying vegetative reproduction

• 

  Fragaria hybrid Lipstick