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Mertensia paniculata

Mertensia paniculata
Mertensia paniculata 8856.JPG
Mertensia paniculata (upper Matanuska River Valley, Alaska)
Scientific classification
Kingdom: Plantae
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Boraginales
Family: Boraginaceae
Genus: Mertensia
Species: M. paniculata
Binomial name
Mertensia paniculata
(Aiton) G. Don
Synonyms

Casselia paniculata (Aiton) Dumort.
Cerinthodes paniculatum (Aiton) Kuntze
Lithospermum paniculatum (Aiton) Lehm.
Platynema paniculata (Aiton) Schrad.
Pulmonaria paniculata Aiton


Casselia paniculata (Aiton) Dumort.
Cerinthodes paniculatum (Aiton) Kuntze
Lithospermum paniculatum (Aiton) Lehm.
Platynema paniculata (Aiton) Schrad.
Pulmonaria paniculata Aiton

Mertensia paniculata, also known as the tall lungwort, tall bluebells, or northern bluebells, is an herb or dwarf shrub with drooping bright-blue, bell-shaped flowers. It is native to northwestern North America and the Great Lakes.

Mertensia paniculata naturally occurs in the temperate zone of North America, and is known to thrive within the boreal forests. Specifically, the northern bluebell can be found in Canada, including southern British Columbia. Within the United States, the plant can be seen in Alaska, as well as the Olympic Mountains, stretching east through Oregon to Idaho and western Montana. According to the PLANTS database, M. paniculata are also spotted as far east as Michigan, Wisconsin, and Minnesota.

Mertensia paniculata thrives in moist wooded or meadow areas. It is a shade-tolerant species and is present in early and late-seral communities. While it is most common in mid-succession, it has been spotted in areas in Alaska and Canada after events such as fire or logging, as an early successional community. The northern bluebell seems to have the ability to grow once more after said events due to sprouting from buried rhizomes or from vegetative parts from the surface. It can also flourish under soil that is mesic, has a low temperature, and has limited nutrient availability. It is a perennial that, according to studies in the Yukon region, is a dominant species with precipitation of 230 mm annually, with an average temperature of −3° Celsius. The months in which the flowers bloom depend on the area in which it originates, but mainly the flowering dates range from May to September.


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Wikipedia

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