biology

Nothofagus glauca

Nothofagus glauca is a biology 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 Nothofagus glauca rather than just read about it. In short: Nothofagus glauca, commonly known as hualo or roble Maulino, is a species of plant in the family Nothofagaceae. It is a deciduous tree endemic to Chile.

Key takeaways

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

Reference excerpt

Nothofagus glauca, commonly known as hualo or roble Maulino, is a species of plant in the family Nothofagaceae. It is a deciduous tree endemic to Chile. It grows from 34° to 37° South latitude. It is a typical tree of the maritime mediterranean-climate Maulino forest of Central Chile, its current range spanning over 330 km from north to south. The species grows on a variety of soils and is mostly found on gentle to steep slopes.

Description Nothofagus glauca grows up to 30 m (100 ft) height and 2 m (6.5 ft) diameter, with a straight and cylindrical trunk. The bark is gray-reddish and rough. It lives in places with long droughts. It is very useful for reforesting areas with very bent slopes and with long dry season in summer. It is threatened by habitat loss. Leaves alternate, petioles 2–7 mm long, aovate, base subcordate, both faces with glands giving to them harsh texture, glaucous above, undulate margins, irregularly serrate. lamina twisted 5–9 cm, notorious pinate venation. Flowers unisexual, small; male solitary, pedicels up to 1 cm, 50 stamens; female flowers in 3 in inflorescences. Fruit cupule with 4 narrow valves, with three yellowish nuts 12–20 mm long, pilose, the two lower triangular, tri-winged, and the internal flat and bi-winged.

Taxonomy Nothofagus glauca hybridizes with Nothofagus obliqua to create the naturally occurring interspecific hybrid Nothofagus × leoni. N. glauca was proposed to be renamed Lophozonia glauca in 2013.

References

Encyclopedia of Chilean Flora: '"Hualo'" - Nothofagus glauca Donoso, C. 2005. Árboles nativos de Chile. Guía de reconocimiento. Edición 4. Marisa Cuneo Ediciones, Valdivia, Chile. 136p. Hoffmann, Adriana. 1998. Flora Silvestre de Chile, Zona Central. Edición 4. Fundación Claudio Gay, Santiago. 254p. Rodríguez, R. & Quezada, M. 2003. Fagaceae. En C. Marticorena y R. Rodríguez [eds.], Flora de Chile Vol. 2(2), pp 64–76. Universidad de Concepción, Concepción.

Illustrations

Worked examples

Example 1 — a first encounter with Nothofagus glauca

Start with the simplest possible case. Write down what Nothofagus glauca claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In biology, 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 Nothofagus glauca 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 Nothofagus glauca 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 Nothofagus glauca

In research: Nothofagus glauca appears in biology 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 Nothofagus glauca 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: Nothofagus glauca is common in secondary-school and first-year university syllabi. It links to neighbouring topics Drought-tolerant trees, Endemic flora of Chile, Fagales of Chile, so understanding it makes those chapters shorter.
In everyday life: Look for Nothofagus glauca 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.

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How to study Nothofagus glauca in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Nothofagus glauca 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 Nothofagus glauca out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Nothofagus glauca in simple terms?

Nothofagus glauca, commonly known as hualo or roble Maulino, is a species of plant in the family Nothofagaceae. It is a deciduous tree endemic to Chile.

Why does Nothofagus glauca matter?

Because it connects several biology 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 Nothofagus glauca?

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 Nothofagus glauca.