Xyris ambigua Beyrich ex Kunth. Coastal Plain Yellow-eyed-grass. Phen: May-Aug. Hab: Wet pine savannas and flatwoods, pinelands, edges of depression ponds. Dist: Se. VA south to s. FL, west to AL and ec. TX, primarily on the Coastal Plain; also West Indies (Cuba), and Mexico south into Central America.

ID notes:The leaf bases of this species are typically mucilaginous (slimy).

Origin/Endemic status: Native

Synonymy: = AqW, Ar, C, ETx1, F, FNA22, G, K1, K3, Meso6, NcTx, RAB, Tn, Tx, Va, W, WH3, Bridges & Orzell (1987), Bridges & Orzell (2003); < Xyris ambigua Beyr. ex Kunth – GW1, S, S13, Kral (1966a)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: OBL
• Eastern Mountains and Piedmont: OBL
• Great Plains: OBL

Heliophily: 9