Xyris caroliniana Walter. Phen: Jun-Jul. Hab: Dry to moist pine pine flatwoods, moist pine savannas, longleaf pine sandhills. Dist: Se. VA south to s. FL, west to se. TX; disjunct in s. NJ; West Indies (Cuba).
ID notes:The strongly twisted, narrow leaves, and usually dry(ish) habitat (compared to most other Xyris species) is distinguishing.
Origin/Endemic status: Native
Taxonomy Comments: White-petaled plants that have generally been included as a phase or color form of X. caroliniana occur in the East Gulf Coastal Plain. They are the basis of X. pallescens (C. Mohr) Small and may well warrant taxonomic recognition.
Synonymy: = C, ETx1, FNA22, GW1, K1, K3, K4, RAB, Tx, Va, WH3, Bridges & Orzell (2003), Kral (1966a); > Xyris arenicola Small; > Xyris flexuosa Muhl. ex Elliott – F, G, S; > Xyris pallescens (C.Mohr) Small – S