Difference between revisions of "Equisetum variegatum"
Bot. Taschenb. 60, 447. 1807.
Common names: Variegated scouring rush prêle panachée
Treatment appears in FNA Volume 2.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Aerial </b>stems persisting more than a year, unbranched, 6–55 cm; lines of stomates single; ridges 3–12. <b>Sheaths</b> green with black apical band, spreading, 1–6 × 1–5 mm; teeth 3–14, not articulate. <b>Cone</b> apex pointed; spores green, spheric. <b>2n</b> =216.</span><!-- |
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|publication year=1807 | |publication year=1807 | ||
|special status= | |special status= | ||
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|genus=Equisetum | |genus=Equisetum | ||
|subgenus=Equisetum subg. Equisetum | |subgenus=Equisetum subg. Equisetum | ||
|species=Equisetum variegatum | |species=Equisetum variegatum | ||
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-->[[Category:Treatment]][[Category:Equisetum subg. Equisetum]] | -->[[Category:Treatment]][[Category:Equisetum subg. Equisetum]] | ||
Revision as of 14:19, 27 July 2019
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 |