Taxonomy
Family: Pinacea
Habitat
Dry, sterile or sandy soil.
Associates
Distribution
Southern NY to southern IN, south to GA, AL, and northeast MS.
Morphology
Upright, evergreen conifer to 30 m, usually smaller (to 10 m); crown spreading, often irregular, with long, horizontal branches; bark becoming dark red-brown to grayish, furrowed into thick plates in older trees; twigs purplish-brown, or glaucous and purplish-gray; winter buds less than 1 cm, very resinous, pale red-brown; leaves in pairs, persisting 2-4 years, green, becoming yellowish in winter, stiff, slightly twisted, 4-8 cm long and about 1 mm thick, margin with minute teeth, apex acute; cones dark red-brown, oblong-conic, 4-7 cm long, opening at maturity but persisting for several years; apophysis elevated, the umbo strongly raised, with a straight, slender spine 1-3 mm; seeds 1.5-2 cm long.
Notes
Flowers NA
Wetland indicator: NA
These pictures were taken in southern NJ where this species occurs mixed with P. echinata and P. rigida in pine barrens. It differs from those two species in that the needles are shorter (4-7 cm) and consistently in pairs (rather than 3's or a mix of 2's and 3's).
References
Carter, Katherine K. and A.G. Snow, Jr. Pinus virginiana Mill. Virginia Pine
In R.M. Burns and B.H. Honkala (eds.), Silvics of North America, Vol. 1,
Conifers, U.S.D.A.
For. Serv. Agric. Handbk. 654, Washington, D.C.
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Michael Hough © 2018 |