Picea mariana

Pinaceae Picea mariana (Mill.) Britton & et al.

Etymology
Picea refers to the classical names for spruces.
mariana possibly refers to ‘of the sea’; possibly indicating an association with coastal regions. The species name ‘mariana’ or ‘marina’ for this tree dates back far before Linnaeus was born.

Colloquial Name
Black spruce

Distribution

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TDWG Codes
7, 70, ASK, NUN, NWT, YUK, 71, ABT, BRC, MAN, SAS, 72, LAB, NBR, NFL, NFL-NE, NFL-SP, NSC, ONT, PEI, QUE, 74, MIN, WIS, 75, CNT, MAI, MAS, MIC, NWH, PEN, RHO, VER

Habitat
The natural habitats for Picea mariana are boreal forests. The natural elevation is unknown. There are no conifers associated with Picea mariana that are known of.

USDA Hardiness zone – 2
Picea mariana is hardy to USDA Zone 2 (Bannister & Neuner, 2001), meaning its frost tolerance lies somewhere in the range of -45.6C (-50F) to -40C (-40F).

Species Continuity
The population trend for Picea mariana is stable. There are no known threats for Picea mariana.

IUCN Category – LC
According to the IUCN Red List, Picea mariana has been assigned the status of LC(Least Concern). This means that according to the Red List criteria, this species is not qualified as threatened.

Superordinate Taxa
The nearest superordinate taxon for Picea mariana is Series Rubentes. The coordinate taxa for Picea mariana are therefore:

Picea mariana is further placed under Pinoideae. Picea mariana is also placed under Pinaceae.

Cultivars
‘Argenteovariegata’, ‘Aurea’, ‘Aureospicata’, ‘Aureovariegata’, ‘Austria Broom’, ‘Beissneri’, ‘Beissneri Compacta’, ‘Blue Teardrop’, ‘Corbit’, ‘Doumetii’, ‘Edelweiss’, ‘Empetroides’, ‘Ericoides’, ‘Fastigiata’, ‘Globosa’, ‘Golden’, ‘Nana’, ‘Pendula’, ‘Pendula Variegata’, ‘Pygmaea’, ‘Reath’s W.B.’, ‘Semiprostrata’, ‘Smoke Jumper’, ‘Viminalis’, ‘Virgata’, ‘Wellspire’, ‘Witch’s Broom’