Calflora
Taxon  Report   10261    
Proboscidea louisianica  (Mill.) Thell.
Ram's horn
Proboscidea louisianica
© 2014 Robert F Norris
Photos from
CalPhotos / Calflora
Proboscidea louisianica
© 2014 Neal Kramer
Proboscidea louisianica
© 2012 Zoya Akulova
Proboscidea louisianica, a dicot, is an annual herb that is native to California, ; it was introduced from elsewhere and naturalized in the wild.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Proboscidea louisianica
© 2014 Robert F Norris
Family: MARTYNIACEAE  
Genus: Proboscidea
Subspecies and Varieties:
Communities: wetland-riparian

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Name Status:
Accepted by ICPN + PLANTS

Alternate Names:
PLANTS: Proboscidea louisiana
More information about  Proboscidea louisianica
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (PRLO)

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.