ROSACEAE - - Rose Family

Crataegus uniflora Muenchhausen — Oneflower Hawthorn

Oneflower Hawthorn (Crataegus uniflora) - Mostly a shrubby species, occasionally a small tree. Leaves mostly obovate, often under 3cm long, glossy above, pubescent below; petiole 2—5mm. Fruit solitary to 3 per twig, 7—12mm diam.; flesh hard or dry; calyx lobes persistent, foliaceous, deeply serrate. Twigs usually hair; thorns 1—6cm, very slender and straight.

Habitat:

Upland forests, disturbed lands, roadsides, rock outcrops, often in xeric or sub-xeric conditions.

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

The range of Crataegus uniflora (Oneflower Hawthorn)

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 Crataegus uniflora (Oneflower Hawthorn)

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/.