metroxylon
Học thuậtThân thiện
Definition
Noun A genus of Malayan pinnate-leaved palm trees that flower and fruit once and then die. This genus is characterized by its large size, feather-like leaves, and a monocarpic life cycle, meaning each individual plant flowers, sets fruit, and then dies.
Usage
The word "Metroxylon" is used as a proper noun, the scientific genus name for a specific group of palm trees. It is typically used in botanical, horticultural, and scientific contexts.
Examples - Metroxylon sagu, commonly known as the sago palm, is an economically important species. - The botanist identified the large palm as belonging to the genus Metroxylon. - Several species of Metroxylon are native to Southeast Asia and the Pacific Islands.
Advanced Usage
- Monocarpic Nature: A key defining feature of is that it is hapaxanthic (monocarpic). The entire plant's energy is directed into a single, massive flowering and fruiting event, after which it dies.
- Economic Importance: Species within this genus, particularly , are vital for starch production (sago) in their native regions.
Variants and Related Words
- Metroxylon sagu (n): The most well-known species, the true sago palm.
- Metroxylon salomonense (n): A species native to the Solomon Islands.
- sago palm (n): A common name for , though this name is also applied to other, unrelated palm species that produce sago.
Synonyms
- Sago palm genus: A descriptive synonym referencing its most famous member.
- Monocarpic palm: A descriptive term highlighting its life cycle, though this applies to other genera as well.
Notes
- The word "Metroxylon" is always capitalized as it is a proper noun (a genus name).
- In non-scientific writing, it is often encountered in its italicized form: .
- While "Metroxylon" itself is not typically used in idioms or phrasal verbs, the common name "sago palm" may appear in cultural or agricultural contexts.
Noun
- a genus of Malayan pinnate-leaved palm trees that flower and fruit once and then die