Equisetum ramosissimum Desfontaines var. ramosissimum . Branched Scouring-Rush. Hab: Disturbed areas. Dist: Native of the Old World, where it is widespread in Europe, Asia, and Africa. This species was apparently introduced long ago on ship's ballast to various old ports, such as Wilmington (New Hanover County, NC), Pensacola (Escambia County, FL) and New Orleans, LA
Origin/Endemic status: Paleotropics
Syn: Equisetum ramosissimum var. ramosissimum – Christenhusz et al (2019); = Equisetum ramosissimum ssp. ramosissimum – FNA2; = n/a – RAB; < Equisetum ramosissimum – Fl1, K1, K3, K4, WH3
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