ROSACEAE - - Rose Family

Prunus mexicana S. Watson — Big-tree Plum, Mexican Plum

Big-tree Plum, Mexican Plum (Prunus mexicana) - Tree becoming 12 m. tall, the young twigs grayish; leaves often with glands on petiole, near blade; veins rugose on top surface; leaf-blades elliptic-obovate to obovate, 7—10.5 cm. long, pubescent, at least beneath, rounded to subcordate at the base; flowers 2—4 together in nearly sessile umbels; sepals elliptic to ovate-elliptic, obscurely glandular on the margins, toothed at the apex or entire, pubescent without; petals 6 mm. long, or rarely longer, often sparingly pubescent without; drupe globose, or very rarely ellipsoid, 18—30 mm. in diameter, dark purplish-red, with bloom; stone obovoid to nearly round, 12.5—16 mm. long.

Habitat:

Streamsides, upland forests, fencerows, flatwoods, prairie remnants and surrounding areas.

Habitat information from:
Weakley, Alan S., Flora of the Southern and Mid-Atlantic States, Working Draft of 21 May 2015.

The range of Prunus mexicana (Big-tree Plum, Mexican Plum)

Kartesz, J.T., The Biota of North America Program (BONAP). 2015. North American Plant Atlas. (http://bonap.net/napa). Chapel Hill, N.C. [maps generated from Kartesz, J.T. 2015. Floristic Synthesis of North America, Version 1.0. Biota of North America Program (BONAP). (in press)].

The Georgia range of Prunus mexicana (Big-tree Plum, Mexican Plum)

Zomlefer, W.B., J.R. Carter, & D.E. Giannasi. 2014 (and ongoing). The Atlas of Georgia Plants. University of Georgia Herbarium (Athens, Georgia) and Valdosta State University Herbarium (Valdosta, Georgia). Available at: http://www.georgiaherbaria.org/.