Cyperus esculentus Linnaeus var. leptostachyus Boeckeler. Yellow Nutsedge, Yellow Nutgrass, Wild Chufa, Earth-almond. Phen: Jul-Oct. Hab: Fields, roadsides, shores, other disturbed areas. Dist: The species is widespread in tropical and warm temperate North, Central, and South America.

Origin/Endemic status: Native

Synonymy: = Ar, ETx1, FNA23, Il, K3, NE, NY, Pa, Va, De Castro et al (2015), Schippers, Ter Borg, & Bos (1995); < Cyperus esculentus L. – Bah, C, F, G, GrPl, GW1, K4, Mex, Mi, Mo1, NcTx, RAB, Tat, Tn, Tx, W, WH3, WV; > Cyperus esculentus L. – S; > Cyperus esculentus L. var. leptostachyus Boeckeler – K1; > Cyperus esculentus L. var. sativus Boeckeler – K1; > Cyperus lutescens Torr. & Hook. – S

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FACW (taxonomic split from wetland indicator species)
• Great Plains: FACW (taxonomic split from wetland indicator species)
• Midwest: FACW (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily: 9