Arctostaphylos uva-ursi (Linnaeus) Sprengel. Phen: Late Apr-Jun; early Aug-Oct (and persisting). Hab: High elevation granitic outcrop (VA); Coastal Plain pitch pine woodlands and sandy barrens (DE and NJ); ridgeline and NW-facing shale outcrops (MD and WV). Dist: Circumboreal, ranging in North America from NL (Labrador) west to AK, south to DE, n. VA, WV (Hampshire County – Vanderhorst et al. 2013), n. IN, IL, IA, SD, NM, AZ, and CA; disjunct in Guatemala. The MD occurrence (Allegany County) is reported by Knapp et al. (2011); the WV occurrence by Vanderhorst et al. (2013).
Origin/Endemic status: Native
Taxonomy Comments: Following Rosatti (1987), A. uva-ursi is here treated inclusively, as a complex species not readily divisible into infraspecific taxa. Modern study is needed.
Synonymy: = C, FNA8, K1, K3, K4, Mi, NE, NY, Pa, Va, W, Luteyn et al (1996), Rosatti (1987b); > Arctostaphylos uva-ursi (L.) Spreng. ssp. coactilis (Fernald & J.F.Macbr.) Á.Löve, D.Löve, & B.M.Kapoor – Il; > Arctostaphylos uva-ursi (L.) Spreng. var. adenotricha Fernald & J.F.Macbr. – F; > Arctostaphylos uva-ursi (L.) Spreng. var. coactilis Fernald & J.F.Macbr. – F, G, GrPl; > Arctostaphylos uva-ursi (L.) Spreng. var. uva-ursi – F