Rhus glabra L.

• Authority

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

• Family

  Anacardiaceae

• Scientific Name

  Rhus glabra L.

• Description

  
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  Species Description - Usually a sparingly branched shrub, but sometimes to 6 m, vigorously colonial; petioles and younger branches glabrous and somewhat glaucous; lfls 11–31, lanceolate to narrowly oblong, 5–10 cm, acuminate, commonly serrate, much paler beneath; infl terminal, often 2 dm; frs 4–5 mm, somewhat flattened, bright red, densely beset with thick, minute red hairs 0.2 mm. Abundant in upland sites, old fields, roadsides, and margins of woods; N. Engl. and s. Que. to B.C., s. to n. Fla., Tex., and Mex. June, July. Forms with bipinnate lvs occur. A hybrid with no. 2 [Rhus typhina L.] has been called R. ×borealis (Britton) Greene.

• Common Names

  smooth sumac