biology

Lophodermium

Lophodermium 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 Lophodermium rather than just read about it. In short: Lophodermium is a genus of fungi within the family Rhytismataceae. The genus contains 145 species and has a global distribution.

Key takeaways

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

Reference excerpt

Lophodermium is a genus of fungi within the family Rhytismataceae. The genus contains 145 species and has a global distribution. Species of this genus are usually observed producing zone lines, conidiomata and ascomata on dead fallen leaves, but at least some are known to colonize living leaves. In many cases they then live inside the colonized leaf as a symptomless endobiont, where they are regarded as detritivores utilising dead plant matter. In a few cases they may kill all or part of the leaf prematurely, and there is a substantial literature dealing with those species as plant pathogens. The genus infects many different plant families but with a notable concentration in the family Pinaceae; many Lophodermium species are restricted to a single host genus (or even species), but some, particularly those infecting grasses, may infect several genera. Some are economically important plant pathogens, such as those that cause needlecast disease in European Black Pine, Scots Pine and Red Pine in forestry and christmas tree plantations. In these species, notably L. pinastri and L. seditiosum, the fungal spores disperse and infect the pine needles in late summer, which turn brown by the following spring and then fall off.

Partial list of species A selection of species is listed below with their principal hosts:

Lophodermium abietis. Host: Picea (often included in L. piceae) Lophodermium apiculatum. Host: Poaceae Lophodermium arundinaceum. Host: Poaceae Lophodermium aucupariae. Host: Sorbus Lophodermium australe. Host: Pinus Lophodermium autumnale. Host: Abies Lophodermium baculiferum. Host: Pinus Lophodermium caricinum. Host: Carex Lophodermium chamaecyparissi. Host: Juniperus Lophodermium conigenum. Host: Pinus Lophodermium consociatum. Host: Abies Lophodermium culmigenum. Host: Poaceae Lophodermium decorum. Host: Abies Lophodermium durilabrum. Host: Pinus Lophodermium exaridum. Host: Pyrola Lophodermium festucae. Host: Poaceae Lophodermium foliicola. Host: Rosaceae, particularly Crataegus Lophodermium gramineum. Host: Poaceae Lophodermium herbarum. Host: Convallaria Lophodermium hypophyllum. Host: Vaccinium Lophodermium hysterioides. Host: Amelanchier Lophodermium indianum. Host: Pinus Lophodermium intermissum. Host: Andromeda Lophodermium juniperinum. Host: Juniperus Lophodermium lacerum. Host: Abies Lophodermium laricinum. Host: Larix Lophodermium macci. Host: Pinus subgenus Strobus Lophodermium maculare. Hosts: Arctostaphylos, Vaccinium Lophodermium melaleucum. Host: Vaccinium Lophodermium molitoris. Host: Pinus Lophodermium nanakii. Host: Picea Lophodermium nitens. Host: Pinus Lophodermium oxycocci. Host: Vaccinium Lophodermium paeoniae. Hosts: Paeonia Lophodermium petiolicola. Hosts: Castanea, Quercus Lophodermium piceae. Host: Abies (L. abietis often considered synonymous) Lophodermium pinastri Hosts: Larix, Pinus Lophodermium pini-excelsae Host: Pinus subgenus Strobus Lophodermium pini-mugonis Host: Pinus mugo Lophodermium pyrolae. Host: Pyrola Lophodermium rubicola. Host: Rubus Lophodermium schweinitzii. Hosts: Gaultheria, Rhododendron Lophodermium seditiosum Host: Pinus Lophodermium sphaerioides. Host: Rhododendron Lophodermium thuyae. Host: Thuja Lophodermium typhinum. Host: Typha Lophodermium uncinatum. Host: Abies

References

External links Lophodermium at Index Fungorum

Illustrations

Worked examples

Example 1 — a first encounter with Lophodermium

Start with the simplest possible case. Write down what Lophodermium 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 Lophodermium 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 Lophodermium 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 Lophodermium

In research: Lophodermium 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 Lophodermium 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: Lophodermium is common in secondary-school and first-year university syllabi. It links to neighbouring topics Fungal plant pathogens and diseases, Leotiomycetes, Leotiomycetes genera, so understanding it makes those chapters shorter.
In everyday life: Look for Lophodermium 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 Lophodermium in 20 minutes

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

Frequently asked questions

What is Lophodermium in simple terms?

Lophodermium is a genus of fungi within the family Rhytismataceae. The genus contains 145 species and has a global distribution.

Why does Lophodermium 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 Lophodermium?

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 Lophodermium.