Picea mariana, the black spruce, is a North American species of spruce tree in the pine family. It is widespread across Canada, found in all 10 provinces...

A spruce is a tree of the genus Picea (/paɪˈsiː.ə/ py-SEE-ə), a genus of about 40 species of coniferous evergreen trees in the family Pinaceae, found...

Characteristics. POWO, Picea glauca. Nienstaedt & Zasada 1991, pp. 204–226. National Plant Data Team & Nesom 2023, Picea mariana: Plant Guide; Characteristics...

Shield taiga (of northern Quebec and Labrador) is mostly black spruce Picea mariana and tamarack larch Larix laricina. Evergreen species in the taiga (spruce...

flexilis) Potosi pinyon (Pinus culminicola) Black spruce (Picea mariana): 53  White spruce (Picea glauca) Tamarack (Larix laricina) Hartweg's pine (Pinus...

extant Picea glauca, Picea mariana, and Picea rubens. Given the distinctiveness of fossil pollen grains collected from this site of known former Picea critchfieldii...

(sap/syrup/resin) Prunus serotina – black cherry (wood) Picea rubens – red spruce Picea mariana – black spruce Picea sitchensis – Sitka spruce Arctium lappa – burdock...

Picea glauca, the white spruce, is a species of spruce native to the northern temperate and boreal forests in North America. Picea glauca is native from...

by human activity. Southern slopes have some cover of black spruce, Picea mariana, marking the northern limit of those trees. As the global mean temperature...

and lodgepole pine. Instances of the krummholz form of black spruce, Picea mariana, are found in the northern Canadian boreal forests. Krummholz-form black...