Empetrum nigrum L.

• Authority

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

• Family

  Empetraceae

• Scientific Name

  Empetrum nigrum L.

• Description

  Species Description - Stem bushy-branched, diffusely spreading, to 4 dm long, minutely stipitate-glandular when young; lvs numerous, crowded, on the older parts of the stem widely spreading or reflexed, narrowly elliptic or linear-oblong, 4–8 mm; fr 6–9 mm, black, often glaucous. On rocks; circumboreal, s. to the mts. of N. Engl. and N.Y. (and to e. L.I.), n. Mich., and n. Minn. Summer. Typical E. nigrum is a European diploid with unisexual fls, the plants dioecious. Our plants belong to the circumboreal tetraploid var. hermaphroditum (Hagerup) T. J. Sørensen, with perfect or sometimes partly unisexual fls.

• Common Names

  crowberry