Rattlesnake Fern Botrypus virginianus (Linnaeus) Michaux    Synonyms: Botrychium virginianum, Osmundoteris virginiana.
Kingdom Plantae   >   Division Pteridophyta   >   Class Psilotopsida   >   Order Ophioglossales   >   Family Ophioglossaceae   >   Genus Botrypus   

Description:

Similar to Cutleaf Grapefern which has the fertile stalk diverge from the sterile leaf blade close to the ground. The fertile stalk of Rattlesnake Fern diverges at the base of the sterile leaf blade.

There are 481 records in the project database.

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Rattlesnake Fern in Washington Co., Maryland (5/28/2017). Photo by Bill Harms. (MBP list)

A Rattlesnake Fern in Howard Co., Maryland (6/18/2013). Photo by Richard Orr. (MBP list)

Rattlesnake Fern growing in Charles Co., Maryland (5/10/2015). Photo by Jim Stasz. (MBP list)

Rattlesnake Fern in Harford Co., Maryland (5/25/2013). Photo by Bill Hubick. (MBP list)

A Rattlesnake Fern in Dorchester Co., Maryland (4/20/2013). Photo by Jim Brighton. (MBP list)

Rattlesnake Fern growing in Kent Co., Maryland (5/14/2016). Photo by Nancy Martin. (MBP list)

A Rattlesnake Fern with 'twin' fertile fronds in Kent Co., Maryland (5/14/2016). Photo by Nancy Martin. (MBP list)

Rattlesnake Fern in Prince George's Co., Maryland (4/20/2019). Photo by Bill Hubick. (MBP list)

Rattlesnake Fern sporangia in Howard Co., Maryland (6/18/2013). Photo by Richard Orr. (MBP list)

Rattlesnake Fern in Anne Arundel Co., Maryland (4/26/2011). Photo by Bill Harms. (MBP list)

Rattlesnake Fern found growing in Garrett Co., Maryland (6/12/2011). Photo by Jim Brighton. (MBP list)

Rattlesnake Fern sporangia in Howard Co., Maryland (6/7/2015). Photo by Richard Orr. (MBP list)

Rattlesnake Fern in Montgomery Co., Maryland (4/24/2016). Photo by Robert Ferraro. (MBP list)

A Rattlesnake Fern in Baltimore Co., Maryland (5/31/2013). Photo by Bill Hubick. (MBP list)

A Rattlesnake Fern in Baltimore Co., Maryland (5/13/1981). Photo by Jim Stasz. (MBP list)

Rattlesnake Fern in Garrett Co., Maryland (5/9/2016). Photo by Kimberly Booth. (MBP list)

Rattlesnake Fern in Montgomery Co., Maryland (4/17/2016). Photo by Sujata Roy. (MBP list)

Rattlesnake Fern in Anne Arundel Co., Maryland (5/2/2017). Verified by Dr. Carl Taylor. Photo by Bill Harms. (MBP list)

Rattlesnake Fern in Howard Co., Maryland (5/26/2016). Photo by Bonnie Ott. (MBP list)

Rattlesnake Fern in Howard Co., Maryland (5/19/2019). (c) smuller, some rights reserved (CC BY-NC). Photo by Sue Muller. (MBP list)

Rattlesnake Fern in Anne Arundel Co., Maryland (4/25/2020). (c) Ted Weber, some rights reserved (CC BY-NC). Photo by Ted Weber via iNaturalist. (MBP list)


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