Calflora
Taxon  Report   1335    
Calyptridium monospermum  Greene
One seeded pussypaws
Calyptridium monospermum
© 2009 Keir Morse
Photos from
CalPhotos / Calflora
Calyptridium monospermum
© 2013 James Gonsman
Calyptridium monospermum
© 2017 Alison Sheehey
Calyptridium monospermum, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Calyptridium monospermum
© 2018 Chico Hiking Association
Family: MONTIACEAE  
Genus: Calyptridium
Name Status:
Accepted by JEF

PLANTS accepted name:
Cistanthe monosperma

Alternate Names:
ICPN: Cistanthe monosperma
ICPN: Spraguea pulcherrima
More information about  Calyptridium monospermum
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

ITIS Original Publication citation

USDA PLANTS Profile (CIMO5)

Search the International Plants Names Index

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 19, 2019).