| Family | Equisetaceae |
|---|---|
| Special Notes | strobilus on brownish, chlorophyll-free unbranched stems appearing in spring and replaced by green, branched sterile stem in summer. Lowest internode of branches longer than sheath on main stem. |
| Identification Verified By | Arne Strid-(n/a)-(Equisetum arvense)-(n/a) |