Stems to about 15 cm tall, c. 1 mm wide, unbranched, spreading or erect, evergreen. Sheath teeth mostly 3, white margined. Fertile and sterile shoots similar. Fertile region 2-5 mm long.

Will tolerate cool conditions.

Northern Hemisphere

Stems short, extremely thin, unbranched; sheath teeth mostly 3.

Source: Spencer, R. (1995). Equisetaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 1, Ferns, conifers & their allies. The identification of garden and cultivated plants. University of New South Wales Press.