Castanea pumila (Linnaeus) P. Miller. Common Chinquapin. Phen: May-Jul; Sep-Oct. Hab: Xeric forests and woodlands, generally in fire-maintained habitats. Dist: NJ, s. PA, n. KY, and s. MO, south to c. peninsular FL and se. TX. Riley, Vincent, & Widrlechner (2020) removed C. pumila from OH's flora.

Origin/Endemic status: Endemic

Taxonomy Comments: Some of the taxa previously recognized at specific or varietal rank may indeed warrant taxonomic recognition, but results are preliminary (J. Shaw, pers. comm., 2019).

Other Comments: Castanea pumila is relatively resistant to chestnut blight.

Synonymy: = Fl2, FNA3, K3, K4, NE, NY, Pa, Tat, Tn, Va, WH3; = Castanea pumila (L.) Mill. var. pumila – Ar, C, K1, Johnson (1988); > Castanea alnifolia Nutt. – S; > Castanea alnifolia Nutt. var. alnifolia – RAB, Tx; > Castanea alnifolia Nutt. var. floridana Sarg. – RAB, Tx; > Castanea ashei (Sudw.) Sudw. – S; > Castanea floridana (Sarg.) Ashe – S; > Castanea margaretiae Ashe; > Castanea nana Muhl. – S13; > Castanea neglecta Dode – F; > Castanea pumila (L.) Mill. – G, S, S13, W; > Castanea pumila (L.) Mill. var. ashei Sudw. – F, RAB, Tx; > Castanea pumila (L.) Mill. var. margarettae Ashe; > Castanea pumila (L.) Mill. var. pumila – F, RAB, Tx

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Heliophily: 6