Taxon  Report   5831    
Nemacladus sigmoideus  G. T. Robbins
Sigmoid threadplant,  Small flowered nemacladus
Nemacladus sigmoideus
© 2016 Keir Morse
Photos from
CalPhotos / Calflora
Nemacladus sigmoideus
© 2016 Keir Morse
Nemacladus sigmoideus
© 2013 Steve Matson
Nemacladus sigmoideus, a dicot, is an annual 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
Nemacladus sigmoideus
© 2016 Keir Morse
Genus: Nemacladus
Communities: Joshua Tree Woodland, Pinyon-Juniper Woodland
Name Status:
Accepted by JEF + PLANTS

More information about  Nemacladus sigmoideus
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

ITIS Original Publication citation


Search the International Plants Names Index

Search (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:   (Accessed: Jan 17, 2019).