science

Gossypium hirsutum

Gossypium hirsutum is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Gossypium hirsutum rather than just read about it. In short: Gossypium hirsutum, also known as upland cotton or Mexican cotton, is the most widely planted species of cotton in the world. Globally, about 90% of all cotton production is of cultivars derived from this species.

Key takeaways

Gossypium hirsutum belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Gossypium hirsutum to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Gossypium hirsutum from memory before moving on to harder problems.

Reference excerpt

Gossypium hirsutum, also known as upland cotton or Mexican cotton, is the most widely planted species of cotton in the world. Globally, about 90% of all cotton production is of cultivars derived from this species. In the United States, the world's largest exporter of cotton, it constitutes approximately 95% of all cotton production. It is native from Mexico to Ecuador and northeast Brazil, the Leeward Antilles in the Caribbean and the Pacific (Fiji, Marianas, Polynesia and Revillagigedo Islands). It is believed that Gossypium hirsutum was created when a wild Mexican cotton species mixed with the wild African species Gossypium herbaceum around 5–10 million years ago, producing a hybrid species with 4 pairs of chromosomes (totaling 52 chromosomes) via polyploidy. The original native range of Gossyypium hirsutum centers on the Yucatán Peninsula, where researchers have found the greatest genetic diversity among samples taken from the wild. Archeological evidence from the Tehuacan Valley in Mexico shows the cultivation of this species as long ago as 3,500 BC, although there is as yet no evidence as to exactly where it may have been first domesticated. This is the earliest evidence of cotton cultivation in the Americas found thus far. Gossypium hirsutum includes a number of varieties or cross-bred cultivars with varying fiber lengths and tolerances to a number of growing conditions. The longer length varieties are called "long staple upland" and the shorter length varieties are referred to as "short staple upland". The long staple varieties are the most widely cultivated in commercial production. Besides being fibre crops, Gossypium hirsutum and Gossypium herbaceum are the main species used to produce cottonseed oil. The Zuni people use this plant to make ceremonial garments, and the fuzz is made into cords and used ceremonially.

This species shows extrafloral nectar production.

Synonyms Gossypium barbadense var. marie-galante (G. Watt) A. Chev., Rev. Int. Bot. Appl Agric. Trop. 18:118. 1938. Gossypium jamaicense Macfad., Fl. Jamaica 1:73. 1837. Gossypium lanceolatum Tod., Relaz. cult. coton. 185. 1877. Gossypium marie-galante G. Watt, Kew Bull. 1927:344. 1927. Gossypium mexicanum Tod., Ind. sem. panorm. 1867:20, 31. 1868. Gossypium morrillii O. F. Cook & J. Hubb., J. Washington Acad. Sci. 16:339. 1926. Gossypium palmeri G. Watt, Wild cult. cotton 204, t. 34. 1907. Gossypium punctatum Schumach., Beskr. Guin. pl. 309. 1827. Gossypium purpurascens Poir., Encycl. suppl. 2:369. 1811. Gossypium religiosum L., Syst. nat. ed. 12, 2:462. 1767. Gossypium schottii G. Watt, Wild cult. cotton 206. 1907. Gossypium taitense Parl., Sp. Cotoni 39, t. 6, fig. A. 1866. Gossypium tridens O. F. Cook & J. Hubb., J. Washington Acad. Sci. 16:547. 1926.

References

External links Cotton Botany at Cotton Inc. Gossypium hirsutum in West African plants – A Photo Guide.

Illustrations

Worked examples

Example 1 — a first encounter with Gossypium hirsutum

Start with the simplest possible case. Write down what Gossypium hirsutum claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Gossypium hirsutum before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Gossypium hirsutum ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Gossypium hirsutum

In research: Gossypium hirsutum appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Gossypium hirsutum in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Gossypium hirsutum is common in secondary-school and first-year university syllabi. It links to neighbouring topics Botanical taxa named by Carl Linnaeus, Cotton, Crops originating from Mexico, so understanding it makes those chapters shorter.
In everyday life: Look for Gossypium hirsutum outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Gossypium hirsutum” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Gossypium hirsutum in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Gossypium hirsutum means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Gossypium hirsutum out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gossypium hirsutum in simple terms?

Why does Gossypium hirsutum matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Gossypium hirsutum?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Gossypium hirsutum.