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Equisetum ramosissimum, Fl. Atlant. 2: 398. 1799
Equisetum ramosissimum subsp. debile in Amer. Fern J. 52: 33. 1962
Equisetum ramosissimum subsp. incanum in Giorn. Bot. Ital. 116: 93. 1983
Equisetum ramosissimum subsp. paleaceum, Fl. Italia 1: 43. 1982