(Pursh) Poir., Pinaceae |
|
Present on Pacific Islands? no
Primarily a threat at high elevations? yes
Risk assessment results: Evaluate, score: 3 (Go to the risk assessment)
Common name(s): [more details]
English: Fraser balsam fir, Fraser fir, balsam fir, eastern fir, southern balsam, southern fir |
Habit: tree
Description: "Trees to 25m; trunk to 0.75 m in diameter; crown spirelike. Bark gray, thin, smooth, with age developing appressed reddish scales at trunk base. Branches diverging from trunk at right angles; twigs opposite, pale yellow-brown, pubescence reddish. Buds exposed, light brown, conic, small, resinous, apex acute; basal scales short, broad, equilaterally triangular, glabrous, resinous, margins entire, apex sharp-pointed. Leaves 1.2-2.5 cm x 1.5-2 mm, 2-ranked, particularly in lower parts of tree, to spiraled, flexible; cross section flat, grooved adaxially; odor turpentine-like, strong; abaxial surface with (8-) 10 (-12) stomatal rows on each side of midrib; adaxial surface dark lustrous green, sometimes slightly glaucous, with 0-3 stomatal rows at midleaf, these more numerous toward leaf apex; apex slightly notched to rounded; resin canals large, ± median, away from margins and midway between abaxial and adaxial epidermal layers. Pollen cones at pollination reddish yellow or yellowish green. Seed cones cylindric, 3.5-6 x 2.5-4 cm, dark purple overlaid with yellowish green bracts, sessile, apex round; scales ca. 0.7-1 x 1-1.3 cm, pubescent; bracts exserted and reflexed over cone scales. Seeds 4-5 x 2-3 mm, body brown; wing about as long as body, purple; cotyledons ca. 5" (Flora of North America online).
Habitat/ecology: In the United States (native), "Mountain forests; 1500 m" (Flora of North America online).
Propagation: Seed
Native range: United States (Georgia, North Carolina, Tennessee, Virginia); also cultivated (The PLANTS Database).
Presence:
Pacific Rim | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Australia
Australia (continental) |
Australia (continental) |
introduced
|
Randall, R. P. (2007) (p. 13) |
Also reported from | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
United States (continental except west coast)
United States (other states) |
United States (other states) |
native
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Georgia, North Carolina, Tennessee, Virginia |
Control: If you know of control methods for Abies fraseri, please let us know.