Equisetum bogotense
Equisetum bogotense Kunth
Stems subterranean, short to long-spreading, irregularly branched; aerial branches erect, longitudinally grooved, lateral branches whorled. Characterized by a clustered appearance, with very small, whorled leaves united in a nodal sheath. Leaves whorled; blade 1-2 x 0.3-0.5 mm, base fused into a…
