jeffrey's pine
Học thuậtThân thiện
Definition
Noun: * A tall, symmetrical pine tree (Pinus jeffreyi) native to western North America. It is characterized by long blue-green needles that grow in bundles of three, elongated cones, and spreading, somewhat drooping branches. It is closely related to and sometimes classified as a variety of the ponderosa pine.
Usage Examples
- Noun:
- The forest was dominated by majestic Jeffrey's pine.
- We identified the tree by its distinctive bark and the bundles of three needles, confirming it was a Jeffrey's pine.
- The scent of Jeffrey's pine is often described as similar to vanilla or pineapple.
Advanced Usage
- Scientific Classification: In botanical contexts, is noted for its specific adaptations to dry, mountainous regions and its fire-resistant bark.
- Distinctive Feature: The tree is renowned for its unique, large cones which have inwardly-pointing scale tips that do not prick the hand, unlike many other pines.
Variants and Related Words
- Jeffrey pine: An alternative common name, often used without the possessive 's'.
- Ponderosa pine (): A closely related species from which Jeffrey's pine was distinguished. The two species can hybridize where their ranges overlap.
Synonyms
- (Scientific name)
Related Terms
- Conifer: The broader category of cone-bearing trees to which it belongs.
- Yellow pine: A historical commercial name sometimes applied to Jeffrey's pine and related species due to the color of its wood.
Noun
- tall symmetrical pine of western North America having long blue-green needles in bunches of 3 and elongated cones on spreading somewhat pendulous branches; sometimes classified as a variety of ponderosa pine