A Digital Flora
of Newfoundland and Labrador
Vascular Plants



Equisetaceae: Horsetail Family



Equisetum arvense L.






  Always under construction!  Please check back periodically.  

Page created November 20, 2001
Page last updated March 4, 2010




Navigate this Page - "Equisetaceae: Horsetail Family":
Equisetum arvense
Equisetum fluviatile
Equisetum hyemale subsp. affine
Equisetum ×litorale
Equisetum ×mackaii [E. hyemale subsp. affine x E. variegatum subsp. alaskanum [!?]]
Equisetum palustre
Equisetum pratense
Equisetum scorpoides
Equisetum sylvaticum
Equisetum variegatum ssp. variegatum





Equisetum arvense Linnaeus  -  Field Horsetail - [NF, LAB]
Bay Roberts, Newfoundland. Flat gravel pit along main highway, near old rail crossing, April 29, 2005. [Digital - John Maunder]
Strobilus, Closeup
Strobilus
Strobilus
Strobilus
Strobilus
Strobilus, Slug Damage
Strobilus, Slug Damage
Base of Strobilus
Base of Strobilus
Base of Strobilus
Fertile Stem
Fertile Stem
Fertile Stem
Fertile Stem
Fertile Stem
Fertile Stems
Fertile Stems
Fertile Stems
Fertile Stems
Pouch Cove, Newfoundland. Shoe Cove section of the East Coast Trail. Boggy coastal heath. June, 2001. [Digital - John Maunder]
Closeup of Midsection of Plant
Whole Plant
Plants in Habitat
Plants in habitat, Long View
Clarke's Beach, Newfoundland. Water Supply Road. Wet seepage slope on disturbed roadside. June 2, 2002. [Digital - John Maunder]
Closeup of Strobilus
Closeup of Young Fertile and Infertile Stems
Young Fertile and Infertile Stems
Young Fertile and Infertile Stems
Young Fertile and Infertile Stems, Several
Slug, Arion subfuscus, Feeding on Fertile Stems
Slug, Arion subfuscus, Feeding on Fertile Stems
Slug, Arion subfuscus, Feeding on Fertile Stems
Slug, Arion subfuscus, Feeding on Fertile Stems

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Equisetum fluviatile Linnaeus  -  Water Horsetail - [NF, LAB]
Whitbourne, Newfoundland. Junction Pond. Shallow water along shore. June 14, 2003. [Digital - John Maunder]
Plants in Habitat
Little Rapids, Newfoundland. Rapid Pond. Shallow water. July 7, 2007. [Digital - John Maunder]
Stems
Hughes Brook, Newfoundland. Trail to saltmarsh. July 19, 2002. [Digital - John Maunder]
Strobilus
Stems
Whole Plants in Habitat

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Equisetum hyemale Linnaeus subsp. affine (Engelmann) Calder & Roy L. Taylor  -  Tall Scouring Rush - [NF - RARE]
Fischell's Brook, Newfoundland. Near mouth. Sandy riverbank. September 9, 2000 [Transparencies - Nathalie Djan-Chékar]
Stems with Strobili
Stems with Strobili
Stems with Strobili

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Equisetum ×litorale Kühlewein ex Ruprecht (pro sp.) (arvense x fluviatile)  -  Shore Horsetail - [NF, LAB]
Moulting Pond, Parson's Pond, Newfoundland. Shore sands. July 14, 2003. [Digital - John Maunder]
Lower Stem
Lower Stem
Lower Stem
Upper Stem
Whole Plant

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Equisetum palustre Linnaeus  -  Marsh Horsetail - [NF, LAB]
Hughes Brook, Newfoundland. Lemna pool near highway, just west of bridge. July 19, 2002. [Digital - John Maunder]
Strobilus
Strobilus and Branches
Stem and Branches
Gros Morne National Park, Newfoundland. Lomond River Trail. July 12, 2003. [Digital - John Maunder]
Stem, Closeup
Gros Morne National Park, Newfoundland. Lomond River Flats. July 23, 2003. [Digital - John Maunder]
Strobilis
Fertile Stem
Fertile Stem
Battle Harbour, Labrador. Townsite. Wet meadows. July 30, 2003. [Digital - John Maunder]
Fertile Stem, Closeup
Fertile Stem
Fertile Stem
Cartyville, Newfoundland. Barachois River. Backwater, above bridge on town road. July 31, 2006. [Digital - John Maunder]
Terminal Bud
Terminal Bud
Teeth
Terminal Bud
Terminal Bud
Terminal Buds
Terminal Buds
Fertile Stems, Unbranched
Fertile Stems, Unbranched
Fertile Stems, Unbranched
Whorl, Closeup
Whorl
Whorl
Branching Stem

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Equisetum pratense Ehrhart  -  Meadow Horsetail - [NF - RARE, LAB - RARE]
Barr'd Harbour Hill, Highlands of St. John, Newfoundland. Just below tree line. Alpine shrub meadow. July 13, 2002. [Digital - John Maunder]
Sheath
Leaf Bases and Sheaths
Stem and Branches
Stem and Branches
Doctor's Brook, below Highlands of St. John, Newfoundland. July 31, 2005. [Digital - Claudia Hanel]
Branches, Closeup
Branches, Closeup
Upper Plant
Whole Plant
Doctor's Brook, below Highlands of St. John, Newfoundland. August 28, 2005. [Digital - Claudia Hanel]
Node with Whorl of Branches
Nodes with Whorls of Branches
Whole Plant, from Above

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Equisetum scirpoides Michaux  -  Dwarf Scouring Rush - [NF, LAB]
Big Brook, Newfoundland. Limestone heath. June 15, 2002. [Transparencies - Nathalie Djan-Chékar]
Fertile Stems
Fertile Stems
Table Head, Newfoundland. "Bellburns Airport". Limestone barrens. June 28, 2005. [Digital - John Maunder]
Stems
Stems
Cape Norman, Newfoundland. Near lighthouse. Limestone meadow. July 21, 2002. [Digital - John Maunder]
Fertile Stems, Closeup

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Equisetum sylvaticum Linnaeus  -  Woodland Horsetail - [NF, LAB]
Pouch Cove, Newfoundland. Shoe Cove section of the East Coast Trail. Open, coastal heath. May 25, 2002. [Digital - John Maunder]
Closeup of Young Fertile Stem
Closeup of Young Fertile Stem
Bay Roberts, Newfoundland. Near old track. Woods. May 26, 2007. [Digital - John Maunder]
Developing Strobilus
Developing Strobilus
St. John's, Newfoundland. Torbay Road area. Johnson Family Trail, south of Ring Road. Edge of trail. Damp. May 31, 2004. [Digital - John Maunder]
Upper Branch Whorls
Whole Plant
Pouch Cove, Newfoundland. Shoe Cove section of the East Coast Trail. Open, coastal heath. June 8, 2002. [Digital - John Maunder]
Strobilus, Closeup
Strobilus
Strobilus and Upper Branch Whorl
Fertile Stems
Fertile Stems
Caribou Island, Battle Harbour, Labrador. July 30, 2003. Open, coastal heath. [Digital - John Maunder]
Whole Fertile Stems
Battle Harbour, Labrador. July 30, 2003. Open, coastal heath. [Digital - John Maunder]
Upper Fertile Stem [Monstrosity]
Upper Fertile Stem [Monstrosity]
Upper Fertile Stem [Monstrosity]
Upper Fertile Stem [Monstrosity]
Whole Fertile Stem [Monstrosity]

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Equisetum variegatum Schleicher ex F. Weber & D. M. H. Mohr subsp. variegatum  -  Variegated Scouring Rush - [NF, LAB]
Hughes Brook, Newfoundland. Saltmarsh. July 19, 2002. [Digital - John Maunder]
Stems and Branches

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