APIACEAE

Cyclospermum leptophyllum (Persoon) Sprague ex Britton & Wilson. Marsh-parsley. Phen: Apr-early Jun; Jun-Jul. Hab: Freshwater marshes, disturbed areas, roadside ditches. Dist: Widespread in se. North America, from NC and OK south into tropical America, the native distribution uncertain.

Origin/Endemic status: Native

Syn: = Ar, Fl7, K1, K3, K4, Meso4.1, Mex, NcTx, Ok, Tn, Va, WH3, Ronse et al (2010); = Apium leptophyllum (Pers.) F.Muell. ex Benth. – Bah, C, G, GW2, Il, MC, RAB, Tx; = Ciclospermum leptophyllum (Pers.) Sprague ex Britton & Wilson – NY, orthographic variant; = n/a – F, Pa; ? Cyclospermum ammi (L.) Lag. – S

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