Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Read more about Scarlet Firethorn at Vascular Plants of North Carolina.
Read more about Pyracantha at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales
Manual of the Southeastern Flora (Small, 1933)
Scarlet Firethorn, Pyracantha