jack pine
- noun
- /dʒæk paɪn/
- US
- Timber was harvested here in the 1950s, then black spruce, white spruce, and jack pine were replanted between 1961 and 1964.
- spruce and jack pine
Examples
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In addition, they have learned that the habitat management program protects warblers from wildfires because the jack-pine fuel load is controlled.
Academic text (2012) -
The mix of blackberry canes, tall grass, good-sized jack pines, and sumac had sunned for several weeks, spread on the ground, and was now fairly dry.
Fiction book (1997) -
Here, unlike in Canada and Montana, there is no jack pine; the dominant evergreens are white and black spruce.
Academic text (2001) -
They cover the tips of black spruce branches and the trunks of jack pines.
Academic text (2012) -
At the edge of the field, she collected downed hickory limbs and dry jack pine, pitched them on the fire, and it soon blazed up and heated a wider circle of air.
Fiction book (1997) -
Black spruce, jack pine, and other coniferous trees - hallmarks of the Boreal - are moving north, with aspens and birches filling in behind.
Academic text (2012) -
The "gray ghost," or caribou, passes almost without a trace through the black spruce and jack pines of the Boreal, as the northern spruce-fir forest is colloquially known.
Academic text (2012) -
The young jack pine tree stood tall among the other trees in the forest.
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Kirtland's warblers will only nest in young jack pine forests, making them essential for the species' survival.
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In the winter, the twisted branches of the jack pine are a striking sight against the snowy landscape.
Synonyms
A medium pine tree from eastern North America with pairs of yellow-green needles and rough bark
Surface Forms
Morphology
jack + pine
The head noun 'pine' clearly signals a pine tree, so a B1 learner who knows both constituents would likely infer this is a type or variety of pine. However, the modifier 'jack' functions mainly as an arbitrary label/name rather than contributing predictable semantic features of the species, so the precise meaning (slender, medium-sized, eastern North America, etc.) is not derivable from the parts. This pattern (noun+noun species names) is cross-linguistically common, giving partial but not full transparency.
Etymology
Jack pine comes from the word jack, used for something 'small' or 'common', and pine for the tree. Because these pines often grow in poor soil and look short and twisted, people called them jack pines, and that name stuck.