Calflora
Taxon  Report   11424    
Botrypus virginianus  (L.) Michx.
Rattlesnake fern
Botrypus virginianus
© 2000 John Game
Photos from
CalPhotos / Calflora
Botrypus virginianus
© 2011 Sierra Pacific Industries
Botrypus virginianus
© University and Jepson Herbaria
Botrypus virginianus, a pteridophyte, is a fern that is native to California.
CNPS Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Botrypus virginianus
© 2008 Louis-M. Landry
Family: OPHIOGLOSSACEAE  
Genus: Botrypus
Wetlands: Equally likely to occur in wetlands and non wetlands
Name Status:
Accepted by JEF + CNPS

PLANTS accepted name:
Botrychium virginianum

Alternate Names:
ICPN + CNPS: Botrychium virginianum
More information about  Botrypus virginianus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jan 16, 2019).