Aerial stems persisting for 1 year or less, with stomates on surfaces scattered or in bands on each side of valleys. Branches in regular whorls, except for unbranched forms of Equisetum fluviatile and E. palustre and brown fertile stems of dimorphic species. Cones rounded at apex.

Distribution

North America, s Central America, w South America, Europe, Asia

Discussion

Species 8 (6 in the flora).

... more about "Equisetum subg. Equisetum"
Richard L. Hauke +
Linnaeus +
rounded +
0.3 cm3 mm <br />0.003 m <br /> (10 cm100 mm <br />0.1 m <br />) +
North America +, s Central America +, w South America +, Europe +  and Asia +
male +  and unisexual +
smaller than female +
distinct +
hauke1978a +
persisting +
in bands +  and scattered +
Equisetum subg. Equisetum +
Equisetum +
subgenus +
toothlike +