madagascar periwinkle
C1-C2Botanical/Horticultural, Medical/Pharmaceutical, Scientific
Definition
Meaning
A species of flowering plant native to Madagascar, scientifically known as Catharanthus roseus.
A plant valued both horticulturally for its flowers and medicinally for its alkaloids, which are used in chemotherapy drugs. In gardening contexts, it refers to a low-maintenance, drought-tolerant ornamental plant.
Linguistics
Semantic Notes
The term is a compound noun where 'Madagascar' specifies the geographic origin, and 'periwinkle' is the common name for plants in the Vinca and Catharanthus genera. Distinguish from the common periwinkle (Vinca minor), a different plant often used as ground cover.
Dialectal Variation
British vs American Usage
Differences
Usage is identical in technical contexts. In casual gardening contexts, AmE might use the shortened 'periwinkle' more loosely, while BrE might be more precise in distinguishing it from the native 'common periwinkle' (Vinca minor).
Connotations
Connotes horticultural resilience and tropical origin. In medical contexts, it carries the significant connotation of being a source for life-saving drugs (vincristine, vinblastine).
Frequency
Low-frequency in general discourse but standard in botanical, horticultural, and oncological fields.
Vocabulary
Collocations
Grammar
Valency Patterns
[The] Madagascar periwinkle [verb: thrives/produces/grows][Scientists] extract [alkaloids] from [the] Madagascar periwinkleVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “A humble flower with mighty medicine”
Usage
Context Usage
Business
Used in pharmaceutical industry reports concerning drug sourcing and plant-derived compounds.
Academic
Used in botany, pharmacology, ethnobotany, and oncology research papers.
Everyday
Used by gardeners discussing plant choices for hot, dry conditions.
Technical
Precise taxonomic identification in botanical keys; specified source plant in pharmacological literature.
Examples
By Part of Speech
verb
British English
- Researchers are periwinkling the alkaloids to study their effects. (Note: 'periwinkle' is not standard as a verb; this is a creative/rare usage.)
American English
- The lab isolated the compound by periwinkling the plant material. (Note: 'periwinkle' is not standard as a verb; this is a creative/rare usage.)
adverb
British English
- The plant grew almost periwinkle-like in its spread. (Derived)
American English
- The flowers bloomed periwinkle-abundantly all summer. (Derived)
adjective
British English
- The Madagascar-periwinkle alkaloids are crucial.
- She prefers a Madagascar-periwinkle display in her conservatory.
American English
- The Madagascar periwinkle extract is potent.
- He studied the Madagascar periwinkle compounds.
Examples
By CEFR Level
- This flower is called a Madagascar periwinkle.
- It is pink and white.
- The Madagascar periwinkle comes from a hot island.
- It is an important plant for medicine.
- Although native to Madagascar, the Madagascar periwinkle is now cultivated globally for both ornamental and pharmaceutical purposes.
- Gardeners value its ability to thrive in full sun and poor soil.
- The discovery that the Madagascar periwinkle contained vincristine revolutionized the treatment of certain childhood leukemias.
- Horticulturalists have developed numerous cultivars of Catharanthus roseus to exhibit a wider range of flower colours and growth habits.
Learning
Memory Aids
Mnemonic
Imagine a periwinkle flower wearing a sunhat, sitting on a map of Madagascar, holding a tiny medical cross.
Conceptual Metaphor
NATURE'S PHARMACY; The unassuming garden flower as a treasure chest of powerful healing agents.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not translate 'periwinkle' literally as 'барвинок' without specification, as Russian 'барвинок' typically refers to Vinca minor. Use 'мадагаскарский барвинок' or the scientific name 'Catharanthus roseus' (Катарантус розовый) for clarity.
Common Mistakes
- Confusing it with the common periwinkle (Vinca minor).
- Misspelling as 'Madagascar perriwinkle' or 'Madagaskar periwinkle'.
- Using incorrect capitalization (e.g., 'madagascar Periwinkle').
Practice
Quiz
What is the primary reason for the global cultivation of the Madagascar periwinkle beyond ornamentation?
FAQ
Frequently Asked Questions
No. They are different species. The common periwinkle (Vinca minor) is a trailing evergreen plant used for ground cover in temperate zones. The Madagascar periwinkle (Catharanthus roseus) is an upright, herbaceous plant native to Madagascar and used in warmer climates as an annual or perennial.
It produces over 100 different alkaloids, including vinblastine and vincristine. These compounds interfere with cell division (mitosis) and are essential chemotherapeutic agents used to treat various cancers, such as Hodgkin's lymphoma, testicular cancer, and childhood leukaemias.
Yes, it is a popular bedding and container plant in many parts of the world. It prefers full sun, well-drained soil, and warm temperatures. It is often treated as an annual in cooler climates. Note: all parts of the plant are poisonous if ingested.
'Periwinkle' is the common name for plants in the related genera Vinca and Catharanthus. The name likely comes from the Old English 'perwince', but its ultimate origin is uncertain. It was historically applied to the blue-flowering Vinca minor, and later extended to this similar-looking but distinct Madagascan plant.