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Foliage and cones. Red spruce is a perennial, [8] shade-tolerant, late successional [9] coniferous tree that under optimal conditions grows to 18–40 m (59–131 ft) tall with a trunk diameter of about 60 cm (24 in), though exceptional specimens can reach 46 m (151 ft) tall and 100 cm (39 inches) in diameter.
Porcupines (Erethizon dorsatum L.) may damage spruce (Nienstaedt 1957), [40] but prefer red pine. [41] Bark-stripping of white spruce by black bear (Euarctos americanus perniger) is locally important in Alaska (Lutz 1951), [42] but the bark of white spruce is not attacked by field mice (Microtus pennsylvanicus Ord), [43] even in years of heavy ...
Red pine is a coniferous evergreen tree characterized by tall, straight growth. [6] It usually ranges from 20–35 metres (66–115 feet) in height and 1 m (3 ft 3 in) in trunk diameter, exceptionally reaching 43.77 m (143 + 1 ⁄ 2 ft) tall. [7]
Pinus glabra, the spruce pine, is a tree found on the coastal plains of the southern United States, ... IUCN Red List of Threatened Species. 2013: e.T42364A2975443.
Mature Pinus pinea (stone pine); note umbrella-shaped canopy: Pollen cones of Pinus pinea (stone pine) A red pine (Pinus resinosa) with exposed roots: Young spring growth ("candles") on a loblolly pine: Monterey pine bark: Monterey pine cone on forest floor: Whitebark pine in the Sierra Nevada: Hartweg's pine forest in Mexico
Other names for this tree have included Oregon pine, [7] British Columbian pine, [8] Puget Sound pine, [8] Douglas spruce, [8] false hemlock, [7] red fir, [7] or red pine [7] (although again red pine may refer to a different tree species, Pinus resinosa, and red fir may refer to Abies magnifica).
Pinus, the pines, is a genus of approximately 111 extant tree and shrub species. The genus is currently split into two subgenera: subgenus Pinus (hard pines), and subgenus Strobus (soft pines).
Burmese spruce Pinaceae (pine family) Picea glauca: white spruce Pinaceae (pine family) Picea glehnii: Glehn's spruce Pinaceae (pine family) Picea jezoensis: Jezo spruce Pinaceae (pine family) Picea koraiensis: Korean spruce Pinaceae (pine family) Picea koyamae: Koyama's spruce Pinaceae (pine family) Picea likiangensis: Likiang spruce Pinaceae ...