Pinus rigida Mill.

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Pinaceae

• Scientific Name

  Pinus rigida Mill.

• Description

  Species Description - Tree to 20 m, with spreading, irregular branches; bark dark and very rough; twigs brown; terminal buds ca 1.5 cm, their scales chestnut-brown, fringed, resinous; lvs mostly in 3’s, persisting 2–3 years, stiff, dark green, 7–12 cm × ca 2 mm; cones divergent, conic-ovoid, 4–7 cm, long-persistent but generally opening at maturity; apophysis thickened and somewhat elevated, the umbo elevated and with a slender spine 1–3 mm; seeds ca 1.5 cm. Dry, rocky or sandy soil; s. Me. to s. Que. and s. Ont., s. to n. Ga., and with outlying stations in c. and w. Ky.; dominant on the pine-barrens of N.J., but seldom on the coastal plain farther south.

• Common Names

  pitch-pine