Calflora
Taxon  Report   10227    
Pinguicula macroceras  Link
California butterwort
Pinguicula macroceras
© 2015 John Doyen
Photos from
CalPhotos / Calflora
Pinguicula macroceras
© 2009 Barry Rice
Pinguicula macroceras
© 2009 Barry Rice
Pinguicula macroceras, a dicot, is a perennial herb (carnivorous) that is native to California, is also found elsewhere in North America and beyond.
CNPS Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Pinguicula macroceras
© 2009 Barry Rice
Family: LENTIBULARIACEAE  
Genus: Pinguicula
Communities: Freshwater Wetlands, wetland-riparian

Wetlands: Occurs in wetlands

Serpentine affinity: 6.2; (strict endemic)

Habitat: bogs/fens

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN + CNPS: Pinguicula vulgaris ssp. macroceras
ICPN: Pinguicula macroceras ssp. nortensis
ICPN: Pinguicula macroceras var. macroceras
More information about  Pinguicula macroceras
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

USDA PLANTS Profile (PIMA7)

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 12, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.