Equisetum variegatum
Bot. Taschenb. 60, 447. 1807.
Common names: Variegated scouring rush prêle panachée
Treatment appears in FNA Volume 2.
Revision as of 19:47, 16 December 2019 by FNA>Volume Importer
Aerial stems persisting more than a year, unbranched, 6–55 cm; lines of stomates single; ridges 3–12. Sheaths green with black apical band, spreading, 1–6 × 1–5 mm; teeth 3–14, not articulate. Cone apex pointed; spores green, spheric. 2n =216.
Distribution
North America, Europe, Asia.
Discussion
Subspecies 2 (2 in the flora).
Selected References
None.
Key
| 1 | Sheath teeth erect, with prominent white margins. | Equisetum variegatum subsp. variegatum |
| 1 | Sheath teeth incurved, with obscure margins or all black. | Equisetum variegatum subsp. alaskanum |
... more about "Equisetum variegatum"
Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Colo. +, Conn. +, Idaho +, Ill. +, Ind. +, Maine +, Mass. +, Mich. +, Minn. +, Mont. +, N.H. +, N.Y. +, Oreg. +, S.Dak. +, Utah +, Vt. +, Wash. +, Wis. +, Wyo. +, Europe + and Asia. +
Bot. Taschenb. +
1807 +
Equisetum variegatum +
Equisetum subg. Equisetum +
species +