Author: Wenyan Zhang

Conservation Parasitic plants

The stories of the biggest flower in the world, Rafflesia

The largest flower in the world, Rafflesia (Rafflesiaceae), however, is from a small obligate endo-holoparasitic Asian plant genus. Although famous for its huge flowers, it’s a rare species and only lives in a small and special area that is high island endemism. This genus is classified as a member of Malpighiales, and native to tropical Southeast Asia, mainly found in Indonesia, Malaysia, and the Philippines. There are roughly 30 to 37 Rafflesia species that are […]

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Botany Morphology Taxonomy

A flower or an inflorescence?

A flower is the reproductive organ of flowering plants. After successful pollination via self- or cross-pollination aided by pollinators, the flower turns into fruits or seed pods. However, the “flowers” are not always called flowers, sometimes they are referred to as inflorescence. What are the differences and relationships between a flower and an inflorescence? A flower, known as bloom or blossom is the seed-bearing part of a plant that consists of reproductive organs like stamens […]

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Horticulture

Plant propagation – grafting

Grafting involves two plants of closely related species. It is done by uniting the young part of a plant such as an axil, terminal bud, or young shoot into other plants of the same species or genus. The stock plant is the lower part (or mother plant), and scion, which is the bud or shoots that will be growing on the stock and bear fruits. Grafting has the benefits of combining the best traits of […]

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Agriculture Horticulture Propagation

Plant propagation – vegetative propagation

Vegetative propagations or asexual reproduction are frequently used in horticulture or agriculture to propagate economically valuable plants and cash crops, especially the perennial species that produce sterile or no seeds. Asexual reproduction does not involve the union of gametes, production of seeds or spores, and changes in the number of chromosomes, which often used single cells (algae), tissues, organs, or specialized organs that undergo structural modifications. Regeneration through somatic cells, tissues, or organs is also […]

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Morphology Taxonomy

Not only used for photosynthesis – the roles of leaf in species identification

A great appreciation goes to the famous Swedish naturalist Carolus Linnaeus who launched the binomial nomenclature system (International Code for Botanical Nomenclature), which is still applicable nowadays. How to identify the species based on morphological traits? A plant is easily identified through its flower or fruits because either the color or the structure of the organs are distinguished. However, not all plants have flowers and some flowering plants are seasonal and may have very short […]

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Botany Propagation

From one to multiple – plant propagation (1)

Plants have the amazing ability to multiply themself into hundreds and thousands once the condition is favored. In the process of spreading the progeny from the parent plant, every plant cell literally has the potential to develop into a new plant. As rooted and sessile organisms, in order to expand their territories and occupy more land, plants must catch every opportunity that spreads their offsprings. Anything that moves around them could serve as transportation vehicles, […]

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Agriculture Fruit

The house of the Spongebob – pineapple

Pineapple is neither pine nor apple but is a monocot plant that is also a herbaceous perennial. Scientifically referred to as Ananas comosus, pineapple is a native species of southern Brazil and Paraguay area, where the wild relatives are found, the pineapple was firstly domesticated by the Indians and carried up through South and Central America to Mexico and the West Indies long before the arrival of Europeans. The pineapple was praised by early European […]

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Horticulture

The Japanese art – Bonsai

Bonsai in Japanese means the plant in a pot. Once a luxury for the privileged people or garden centers of specialists, these tiny artistic trees were uncommon curiosities or botanical freaks due to the fine aesthetic design and artistic conception. Not until now, indoor miniature landscaping has been gaining popularity as modern green, which also bring back this ancient art to the general public for everybody who is into this art. Because of the association […]

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